736 lines
18 KiB
Python
736 lines
18 KiB
Python
#
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# This file is part of pyasn1-modules software.
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#
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# Created by Russ Housley.
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#
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# Copyright (c) 2019, Vigil Security, LLC
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# License: http://snmplabs.com/pyasn1/license.html
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#
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# NSA's CMS Key Management Attributes
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#
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# ASN.1 source from:
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# https://www.rfc-editor.org/rfc/rfc7906.txt
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# https://www.rfc-editor.org/errata/eid5850
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#
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from pyasn1.type import char
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from pyasn1.type import constraint
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from pyasn1.type import namedtype
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from pyasn1.type import namedval
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from pyasn1.type import tag
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from pyasn1.type import univ
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from pyasn1_modules import rfc2634
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from pyasn1_modules import rfc4108
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from pyasn1_modules import rfc5280
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from pyasn1_modules import rfc5652
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from pyasn1_modules import rfc6010
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from pyasn1_modules import rfc6019
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from pyasn1_modules import rfc7191
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MAX = float('inf')
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# Imports From RFC 2634
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id_aa_contentHint = rfc2634.id_aa_contentHint
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ContentHints = rfc2634.ContentHints
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id_aa_securityLabel = rfc2634.id_aa_securityLabel
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SecurityPolicyIdentifier = rfc2634.SecurityPolicyIdentifier
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SecurityClassification = rfc2634.SecurityClassification
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ESSPrivacyMark = rfc2634.ESSPrivacyMark
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SecurityCategories= rfc2634.SecurityCategories
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ESSSecurityLabel = rfc2634.ESSSecurityLabel
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# Imports From RFC 4108
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id_aa_communityIdentifiers = rfc4108.id_aa_communityIdentifiers
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CommunityIdentifier = rfc4108.CommunityIdentifier
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CommunityIdentifiers = rfc4108.CommunityIdentifiers
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# Imports From RFC 5280
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AlgorithmIdentifier = rfc5280.AlgorithmIdentifier
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Name = rfc5280.Name
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Certificate = rfc5280.Certificate
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GeneralNames = rfc5280.GeneralNames
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GeneralName = rfc5280.GeneralName
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SubjectInfoAccessSyntax = rfc5280.SubjectInfoAccessSyntax
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id_pkix = rfc5280.id_pkix
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id_pe = rfc5280.id_pe
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id_pe_subjectInfoAccess = rfc5280.id_pe_subjectInfoAccess
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# Imports From RFC 6010
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CMSContentConstraints = rfc6010.CMSContentConstraints
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# Imports From RFC 6019
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BinaryTime = rfc6019.BinaryTime
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id_aa_binarySigningTime = rfc6019.id_aa_binarySigningTime
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BinarySigningTime = rfc6019.BinarySigningTime
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# Imports From RFC 5652
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Attribute = rfc5652.Attribute
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CertificateSet = rfc5652.CertificateSet
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CertificateChoices = rfc5652.CertificateChoices
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id_contentType = rfc5652.id_contentType
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ContentType = rfc5652.ContentType
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id_messageDigest = rfc5652.id_messageDigest
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MessageDigest = rfc5652.MessageDigest
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# Imports From RFC 7191
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SIREntityName = rfc7191.SIREntityName
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id_aa_KP_keyPkgIdAndReceiptReq = rfc7191.id_aa_KP_keyPkgIdAndReceiptReq
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KeyPkgIdentifierAndReceiptReq = rfc7191.KeyPkgIdentifierAndReceiptReq
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# Key Province Attribute
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id_aa_KP_keyProvinceV2 = univ.ObjectIdentifier('2.16.840.1.101.2.1.5.71')
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class KeyProvinceV2(univ.ObjectIdentifier):
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pass
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aa_keyProvince_v2 = Attribute()
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aa_keyProvince_v2['attrType'] = id_aa_KP_keyProvinceV2
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aa_keyProvince_v2['attrValues'][0] = KeyProvinceV2()
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# Manifest Attribute
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id_aa_KP_manifest = univ.ObjectIdentifier('2.16.840.1.101.2.1.5.72')
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class ShortTitle(char.PrintableString):
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pass
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class Manifest(univ.SequenceOf):
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pass
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Manifest.componentType = ShortTitle()
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Manifest.subtypeSpec=constraint.ValueSizeConstraint(1, MAX)
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aa_manifest = Attribute()
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aa_manifest['attrType'] = id_aa_KP_manifest
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aa_manifest['attrValues'][0] = Manifest()
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# Key Algorithm Attribute
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id_kma_keyAlgorithm = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.1')
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class KeyAlgorithm(univ.Sequence):
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pass
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KeyAlgorithm.componentType = namedtype.NamedTypes(
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namedtype.NamedType('keyAlg', univ.ObjectIdentifier()),
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namedtype.OptionalNamedType('checkWordAlg', univ.ObjectIdentifier().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
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namedtype.OptionalNamedType('crcAlg', univ.ObjectIdentifier().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2)))
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)
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aa_keyAlgorithm = Attribute()
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aa_keyAlgorithm['attrType'] = id_kma_keyAlgorithm
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aa_keyAlgorithm['attrValues'][0] = KeyAlgorithm()
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# User Certificate Attribute
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id_at_userCertificate = univ.ObjectIdentifier('2.5.4.36')
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aa_userCertificate = Attribute()
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aa_userCertificate['attrType'] = id_at_userCertificate
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aa_userCertificate['attrValues'][0] = Certificate()
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# Key Package Receivers Attribute
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id_kma_keyPkgReceiversV2 = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.16')
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class KeyPkgReceiver(univ.Choice):
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pass
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KeyPkgReceiver.componentType = namedtype.NamedTypes(
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namedtype.NamedType('sirEntity', SIREntityName().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
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namedtype.NamedType('community', CommunityIdentifier().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1)))
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)
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class KeyPkgReceiversV2(univ.SequenceOf):
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pass
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KeyPkgReceiversV2.componentType = KeyPkgReceiver()
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KeyPkgReceiversV2.subtypeSpec=constraint.ValueSizeConstraint(1, MAX)
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aa_keyPackageReceivers_v2 = Attribute()
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aa_keyPackageReceivers_v2['attrType'] = id_kma_keyPkgReceiversV2
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aa_keyPackageReceivers_v2['attrValues'][0] = KeyPkgReceiversV2()
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# TSEC Nomenclature Attribute
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id_kma_TSECNomenclature = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.3')
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class CharEdition(char.PrintableString):
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pass
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class CharEditionRange(univ.Sequence):
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pass
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CharEditionRange.componentType = namedtype.NamedTypes(
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namedtype.NamedType('firstCharEdition', CharEdition()),
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namedtype.NamedType('lastCharEdition', CharEdition())
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)
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class NumEdition(univ.Integer):
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pass
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NumEdition.subtypeSpec = constraint.ValueRangeConstraint(0, 308915776)
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class NumEditionRange(univ.Sequence):
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pass
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NumEditionRange.componentType = namedtype.NamedTypes(
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namedtype.NamedType('firstNumEdition', NumEdition()),
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namedtype.NamedType('lastNumEdition', NumEdition())
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)
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class EditionID(univ.Choice):
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pass
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EditionID.componentType = namedtype.NamedTypes(
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namedtype.NamedType('char', univ.Choice(componentType=namedtype.NamedTypes(
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namedtype.NamedType('charEdition', CharEdition().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
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namedtype.NamedType('charEditionRange', CharEditionRange().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 2)))
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))
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),
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namedtype.NamedType('num', univ.Choice(componentType=namedtype.NamedTypes(
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namedtype.NamedType('numEdition', NumEdition().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3))),
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namedtype.NamedType('numEditionRange', NumEditionRange().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 4)))
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))
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)
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)
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class Register(univ.Integer):
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pass
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Register.subtypeSpec = constraint.ValueRangeConstraint(0, 2147483647)
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class RegisterRange(univ.Sequence):
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pass
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RegisterRange.componentType = namedtype.NamedTypes(
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namedtype.NamedType('firstRegister', Register()),
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namedtype.NamedType('lastRegister', Register())
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)
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class RegisterID(univ.Choice):
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pass
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RegisterID.componentType = namedtype.NamedTypes(
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namedtype.NamedType('register', Register().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 5))),
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namedtype.NamedType('registerRange', RegisterRange().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 6)))
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)
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class SegmentNumber(univ.Integer):
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pass
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SegmentNumber.subtypeSpec = constraint.ValueRangeConstraint(1, 127)
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class SegmentRange(univ.Sequence):
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pass
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SegmentRange.componentType = namedtype.NamedTypes(
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namedtype.NamedType('firstSegment', SegmentNumber()),
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namedtype.NamedType('lastSegment', SegmentNumber())
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)
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class SegmentID(univ.Choice):
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pass
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SegmentID.componentType = namedtype.NamedTypes(
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namedtype.NamedType('segmentNumber', SegmentNumber().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 7))),
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namedtype.NamedType('segmentRange', SegmentRange().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatConstructed, 8)))
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)
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class TSECNomenclature(univ.Sequence):
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pass
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TSECNomenclature.componentType = namedtype.NamedTypes(
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namedtype.NamedType('shortTitle', ShortTitle()),
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namedtype.OptionalNamedType('editionID', EditionID()),
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namedtype.OptionalNamedType('registerID', RegisterID()),
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namedtype.OptionalNamedType('segmentID', SegmentID())
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)
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aa_tsecNomenclature = Attribute()
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aa_tsecNomenclature['attrType'] = id_kma_TSECNomenclature
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aa_tsecNomenclature['attrValues'][0] = TSECNomenclature()
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# Key Purpose Attribute
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id_kma_keyPurpose = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.13')
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class KeyPurpose(univ.Enumerated):
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pass
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KeyPurpose.namedValues = namedval.NamedValues(
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('n-a', 0),
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('a', 65),
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('b', 66),
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('l', 76),
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('m', 77),
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('r', 82),
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('s', 83),
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('t', 84),
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('v', 86),
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('x', 88),
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('z', 90)
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)
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aa_keyPurpose = Attribute()
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aa_keyPurpose['attrType'] = id_kma_keyPurpose
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aa_keyPurpose['attrValues'][0] = KeyPurpose()
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# Key Use Attribute
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id_kma_keyUse = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.14')
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class KeyUse(univ.Enumerated):
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pass
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KeyUse.namedValues = namedval.NamedValues(
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('n-a', 0),
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('ffk', 1),
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('kek', 2),
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('kpk', 3),
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('msk', 4),
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('qkek', 5),
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('tek', 6),
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('tsk', 7),
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('trkek', 8),
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('nfk', 9),
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('effk', 10),
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('ebfk', 11),
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('aek', 12),
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('wod', 13),
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('kesk', 246),
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('eik', 247),
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('ask', 248),
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('kmk', 249),
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('rsk', 250),
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('csk', 251),
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('sak', 252),
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('rgk', 253),
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('cek', 254),
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('exk', 255)
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)
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aa_keyUse = Attribute()
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aa_keyPurpose['attrType'] = id_kma_keyUse
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aa_keyPurpose['attrValues'][0] = KeyUse()
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# Transport Key Attribute
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id_kma_transportKey = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.15')
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class TransOp(univ.Enumerated):
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pass
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TransOp.namedValues = namedval.NamedValues(
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('transport', 1),
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('operational', 2)
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)
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aa_transportKey = Attribute()
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aa_transportKey['attrType'] = id_kma_transportKey
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aa_transportKey['attrValues'][0] = TransOp()
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# Key Distribution Period Attribute
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id_kma_keyDistPeriod = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.5')
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class KeyDistPeriod(univ.Sequence):
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pass
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KeyDistPeriod.componentType = namedtype.NamedTypes(
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namedtype.OptionalNamedType('doNotDistBefore', BinaryTime().subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
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namedtype.NamedType('doNotDistAfter', BinaryTime())
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)
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aa_keyDistributionPeriod = Attribute()
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aa_keyDistributionPeriod['attrType'] = id_kma_keyDistPeriod
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aa_keyDistributionPeriod['attrValues'][0] = KeyDistPeriod()
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# Key Validity Period Attribute
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id_kma_keyValidityPeriod = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.6')
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class KeyValidityPeriod(univ.Sequence):
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pass
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KeyValidityPeriod.componentType = namedtype.NamedTypes(
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namedtype.NamedType('doNotUseBefore', BinaryTime()),
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namedtype.OptionalNamedType('doNotUseAfter', BinaryTime())
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)
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aa_keyValidityPeriod = Attribute()
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aa_keyValidityPeriod['attrType'] = id_kma_keyValidityPeriod
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aa_keyValidityPeriod['attrValues'][0] = KeyValidityPeriod()
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# Key Duration Attribute
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id_kma_keyDuration = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.7')
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ub_KeyDuration_months = univ.Integer(72)
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ub_KeyDuration_hours = univ.Integer(96)
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ub_KeyDuration_days = univ.Integer(732)
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ub_KeyDuration_weeks = univ.Integer(104)
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ub_KeyDuration_years = univ.Integer(100)
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class KeyDuration(univ.Choice):
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pass
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KeyDuration.componentType = namedtype.NamedTypes(
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namedtype.NamedType('hours', univ.Integer().subtype(
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subtypeSpec=constraint.ValueRangeConstraint(1, ub_KeyDuration_hours)).subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 0))),
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namedtype.NamedType('days', univ.Integer().subtype(
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subtypeSpec=constraint.ValueRangeConstraint(1, ub_KeyDuration_days))),
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namedtype.NamedType('weeks', univ.Integer().subtype(
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subtypeSpec=constraint.ValueRangeConstraint(1, ub_KeyDuration_weeks)).subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 1))),
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namedtype.NamedType('months', univ.Integer().subtype(
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subtypeSpec=constraint.ValueRangeConstraint(1, ub_KeyDuration_months)).subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 2))),
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namedtype.NamedType('years', univ.Integer().subtype(
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subtypeSpec=constraint.ValueRangeConstraint(1, ub_KeyDuration_years)).subtype(
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implicitTag=tag.Tag(tag.tagClassContext, tag.tagFormatSimple, 3)))
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)
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aa_keyDurationPeriod = Attribute()
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aa_keyDurationPeriod['attrType'] = id_kma_keyDuration
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aa_keyDurationPeriod['attrValues'][0] = KeyDuration()
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# Classification Attribute
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id_aa_KP_classification = univ.ObjectIdentifier(id_aa_securityLabel)
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id_enumeratedPermissiveAttributes = univ.ObjectIdentifier('2.16.840.1.101.2.1.8.3.1')
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id_enumeratedRestrictiveAttributes = univ.ObjectIdentifier('2.16.840.1.101.2.1.8.3.4')
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id_informativeAttributes = univ.ObjectIdentifier('2.16.840.1.101.2.1.8.3.3')
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class SecurityAttribute(univ.Integer):
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pass
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SecurityAttribute.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
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class EnumeratedTag(univ.Sequence):
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pass
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EnumeratedTag.componentType = namedtype.NamedTypes(
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namedtype.NamedType('tagName', univ.ObjectIdentifier()),
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namedtype.NamedType('attributeList', univ.SetOf(componentType=SecurityAttribute()))
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)
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class FreeFormField(univ.Choice):
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pass
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FreeFormField.componentType = namedtype.NamedTypes(
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namedtype.NamedType('bitSetAttributes', univ.BitString()), # Not permitted in RFC 7906
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namedtype.NamedType('securityAttributes', univ.SetOf(componentType=SecurityAttribute()))
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)
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class InformativeTag(univ.Sequence):
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pass
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InformativeTag.componentType = namedtype.NamedTypes(
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namedtype.NamedType('tagName', univ.ObjectIdentifier()),
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namedtype.NamedType('attributes', FreeFormField())
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)
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class Classification(ESSSecurityLabel):
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pass
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aa_classification = Attribute()
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aa_classification['attrType'] = id_aa_KP_classification
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aa_classification['attrValues'][0] = Classification()
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# Split Identifier Attribute
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id_kma_splitID = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.11')
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class SplitID(univ.Sequence):
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pass
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SplitID.componentType = namedtype.NamedTypes(
|
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namedtype.NamedType('half', univ.Enumerated(
|
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namedValues=namedval.NamedValues(('a', 0), ('b', 1)))),
|
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namedtype.OptionalNamedType('combineAlg', AlgorithmIdentifier())
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)
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aa_splitIdentifier = Attribute()
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aa_splitIdentifier['attrType'] = id_kma_splitID
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aa_splitIdentifier['attrValues'][0] = SplitID()
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# Key Package Type Attribute
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id_kma_keyPkgType = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.12')
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class KeyPkgType(univ.ObjectIdentifier):
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pass
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aa_keyPackageType = Attribute()
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aa_keyPackageType['attrType'] = id_kma_keyPkgType
|
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aa_keyPackageType['attrValues'][0] = KeyPkgType()
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# Signature Usage Attribute
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id_kma_sigUsageV3 = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.22')
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|
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class SignatureUsage(CMSContentConstraints):
|
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pass
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|
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aa_signatureUsage_v3 = Attribute()
|
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aa_signatureUsage_v3['attrType'] = id_kma_sigUsageV3
|
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aa_signatureUsage_v3['attrValues'][0] = SignatureUsage()
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|
|
# Other Certificate Format Attribute
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|
|
id_kma_otherCertFormats = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.19')
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|
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aa_otherCertificateFormats = Attribute()
|
|
aa_signatureUsage_v3['attrType'] = id_kma_otherCertFormats
|
|
aa_signatureUsage_v3['attrValues'][0] = CertificateChoices()
|
|
|
|
|
|
# PKI Path Attribute
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|
|
|
id_at_pkiPath = univ.ObjectIdentifier('2.5.4.70')
|
|
|
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|
|
class PkiPath(univ.SequenceOf):
|
|
pass
|
|
|
|
PkiPath.componentType = Certificate()
|
|
PkiPath.subtypeSpec=constraint.ValueSizeConstraint(1, MAX)
|
|
|
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|
|
aa_pkiPath = Attribute()
|
|
aa_pkiPath['attrType'] = id_at_pkiPath
|
|
aa_pkiPath['attrValues'][0] = PkiPath()
|
|
|
|
|
|
# Useful Certificates Attribute
|
|
|
|
id_kma_usefulCerts = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.20')
|
|
|
|
|
|
aa_usefulCertificates = Attribute()
|
|
aa_usefulCertificates['attrType'] = id_kma_usefulCerts
|
|
aa_usefulCertificates['attrValues'][0] = CertificateSet()
|
|
|
|
|
|
# Key Wrap Attribute
|
|
|
|
id_kma_keyWrapAlgorithm = univ.ObjectIdentifier('2.16.840.1.101.2.1.13.21')
|
|
|
|
|
|
aa_keyWrapAlgorithm = Attribute()
|
|
aa_keyWrapAlgorithm['attrType'] = id_kma_keyWrapAlgorithm
|
|
aa_keyWrapAlgorithm['attrValues'][0] = AlgorithmIdentifier()
|
|
|
|
|
|
# Content Decryption Key Identifier Attribute
|
|
|
|
id_aa_KP_contentDecryptKeyID = univ.ObjectIdentifier('2.16.840.1.101.2.1.5.66')
|
|
|
|
|
|
class ContentDecryptKeyID(univ.OctetString):
|
|
pass
|
|
|
|
|
|
aa_contentDecryptKeyIdentifier = Attribute()
|
|
aa_contentDecryptKeyIdentifier['attrType'] = id_aa_KP_contentDecryptKeyID
|
|
aa_contentDecryptKeyIdentifier['attrValues'][0] = ContentDecryptKeyID()
|
|
|
|
|
|
# Certificate Pointers Attribute
|
|
|
|
aa_certificatePointers = Attribute()
|
|
aa_certificatePointers['attrType'] = id_pe_subjectInfoAccess
|
|
aa_certificatePointers['attrValues'][0] = SubjectInfoAccessSyntax()
|
|
|
|
|
|
# CRL Pointers Attribute
|
|
|
|
id_aa_KP_crlPointers = univ.ObjectIdentifier('2.16.840.1.101.2.1.5.70')
|
|
|
|
|
|
aa_cRLDistributionPoints = Attribute()
|
|
aa_cRLDistributionPoints['attrType'] = id_aa_KP_crlPointers
|
|
aa_cRLDistributionPoints['attrValues'][0] = GeneralNames()
|
|
|
|
|
|
# Extended Error Codes
|
|
|
|
id_errorCodes = univ.ObjectIdentifier('2.16.840.1.101.2.1.22')
|
|
|
|
id_missingKeyType = univ.ObjectIdentifier('2.16.840.1.101.2.1.22.1')
|
|
|
|
id_privacyMarkTooLong = univ.ObjectIdentifier('2.16.840.1.101.2.1.22.2')
|
|
|
|
id_unrecognizedSecurityPolicy = univ.ObjectIdentifier('2.16.840.1.101.2.1.22.3')
|
|
|
|
|
|
# Map of Attribute Type OIDs to Attributes added to the
|
|
# ones that are in rfc5652.py
|
|
|
|
_cmsAttributesMapUpdate = {
|
|
id_aa_contentHint: ContentHints(),
|
|
id_aa_communityIdentifiers: CommunityIdentifiers(),
|
|
id_aa_binarySigningTime: BinarySigningTime(),
|
|
id_contentType: ContentType(),
|
|
id_messageDigest: MessageDigest(),
|
|
id_aa_KP_keyPkgIdAndReceiptReq: KeyPkgIdentifierAndReceiptReq(),
|
|
id_aa_KP_keyProvinceV2: KeyProvinceV2(),
|
|
id_aa_KP_manifest: Manifest(),
|
|
id_kma_keyAlgorithm: KeyAlgorithm(),
|
|
id_at_userCertificate: Certificate(),
|
|
id_kma_keyPkgReceiversV2: KeyPkgReceiversV2(),
|
|
id_kma_TSECNomenclature: TSECNomenclature(),
|
|
id_kma_keyPurpose: KeyPurpose(),
|
|
id_kma_keyUse: KeyUse(),
|
|
id_kma_transportKey: TransOp(),
|
|
id_kma_keyDistPeriod: KeyDistPeriod(),
|
|
id_kma_keyValidityPeriod: KeyValidityPeriod(),
|
|
id_kma_keyDuration: KeyDuration(),
|
|
id_aa_KP_classification: Classification(),
|
|
id_kma_splitID: SplitID(),
|
|
id_kma_keyPkgType: KeyPkgType(),
|
|
id_kma_sigUsageV3: SignatureUsage(),
|
|
id_kma_otherCertFormats: CertificateChoices(),
|
|
id_at_pkiPath: PkiPath(),
|
|
id_kma_usefulCerts: CertificateSet(),
|
|
id_kma_keyWrapAlgorithm: AlgorithmIdentifier(),
|
|
id_aa_KP_contentDecryptKeyID: ContentDecryptKeyID(),
|
|
id_pe_subjectInfoAccess: SubjectInfoAccessSyntax(),
|
|
id_aa_KP_crlPointers: GeneralNames(),
|
|
}
|
|
|
|
rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)
|