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KerberosV5-PK-INIT-SPEC {
iso(1) identified-organization(3) dod(6) internet(1)
security(5) kerberosV5(2) modules(4) pkinit(5)
} DEFINITIONS EXPLICIT TAGS ::= BEGIN
IMPORTS
SubjectPublicKeyInfo, AlgorithmIdentifier
FROM PKIX1Explicit88 { iso (1)
identified-organization (3) dod (6) internet (1)
security (5) mechanisms (5) pkix (7) id-mod (0)
id-pkix1-explicit (18) }
-- As defined in RFC 3280.
KerberosTime, PrincipalName, Realm, EncryptionKey, Checksum
FROM KerberosV5Spec2 { iso(1) identified-organization(3)
dod(6) internet(1) security(5) kerberosV5(2)
modules(4) krb5spec2(2) };
-- as defined in RFC 4120.
id-pkinit OBJECT IDENTIFIER ::=
{ iso(1) identified-organization(3) dod(6) internet(1)
security(5) kerberosv5(2) pkinit (3) }
id-pkinit-authData OBJECT IDENTIFIER ::= { id-pkinit 1 }
id-pkinit-DHKeyData OBJECT IDENTIFIER ::= { id-pkinit 2 }
id-pkinit-rkeyData OBJECT IDENTIFIER ::= { id-pkinit 3 }
id-pkinit-KPClientAuth OBJECT IDENTIFIER ::= { id-pkinit 4 }
id-pkinit-KPKdc OBJECT IDENTIFIER ::= { id-pkinit 5 }
id-pkinit-san OBJECT IDENTIFIER ::=
{ iso(1) org(3) dod(6) internet(1) security(5) kerberosv5(2)
x509SanAN (2) }
pa-pk-as-req INTEGER ::= 16
pa-pk-as-rep INTEGER ::= 17
ad-initial-verified-cas INTEGER ::= 9
td-trusted-certifiers INTEGER ::= 104
td-invalid-certificates INTEGER ::= 105
td-dh-parameters INTEGER ::= 109
PA-PK-AS-REQ ::= SEQUENCE {
signedAuthPack [0] IMPLICIT OCTET STRING,
-- Contains a CMS type ContentInfo encoded
-- according to [RFC3852].
-- The contentType field of the type ContentInfo
-- is id-signedData (1.2.840.113549.1.7.2),
-- and the content field is a SignedData.
-- The eContentType field for the type SignedData is
-- id-pkinit-authData (1.3.6.1.5.2.3.1), and the
-- eContent field contains the DER encoding of the
-- type AuthPack.
-- AuthPack is defined below.
trustedCertifiers [1] SEQUENCE OF
ExternalPrincipalIdentifier OPTIONAL,
-- Contains a list of CAs, trusted by the client,
-- that can be used to certify the KDC.
-- Each ExternalPrincipalIdentifier identifies a CA
-- or a CA certificate (thereby its public key).
-- The information contained in the
-- trustedCertifiers SHOULD be used by the KDC as
-- hints to guide its selection of an appropriate
-- certificate chain to return to the client.
kdcPkId [2] IMPLICIT OCTET STRING
OPTIONAL,
-- Contains a CMS type SignerIdentifier encoded
-- according to [RFC3852].
-- Identifies, if present, a particular KDC
-- public key that the client already has.
...
}
DHNonce ::= OCTET STRING
ExternalPrincipalIdentifier ::= SEQUENCE {
subjectName [0] IMPLICIT OCTET STRING OPTIONAL,
-- Contains a PKIX type Name encoded according to
-- [RFC3280].
-- Identifies the certificate subject by the
-- distinguished subject name.
-- REQUIRED when there is a distinguished subject
-- name present in the certificate.
issuerAndSerialNumber [1] IMPLICIT OCTET STRING OPTIONAL,
-- Contains a CMS type IssuerAndSerialNumber encoded
-- according to [RFC3852].
-- Identifies a certificate of the subject.
-- REQUIRED for TD-INVALID-CERTIFICATES and
-- TD-TRUSTED-CERTIFIERS.
subjectKeyIdentifier [2] IMPLICIT OCTET STRING OPTIONAL,
-- Identifies the subject's public key by a key
-- identifier. When an X.509 certificate is
-- referenced, this key identifier matches the X.509
-- subjectKeyIdentifier extension value. When other
-- certificate formats are referenced, the documents
-- that specify the certificate format and their use
-- with the CMS must include details on matching the
-- key identifier to the appropriate certificate
-- field.
-- RECOMMENDED for TD-TRUSTED-CERTIFIERS.
...
}
AuthPack ::= SEQUENCE {
pkAuthenticator [0] PKAuthenticator,
clientPublicValue [1] SubjectPublicKeyInfo OPTIONAL,
-- Type SubjectPublicKeyInfo is defined in
-- [RFC3280].
-- Specifies Diffie-Hellman domain parameters
-- and the client's public key value [IEEE1363].
-- The DH public key value is encoded as a BIT
-- STRING according to [RFC3279].
-- This field is present only if the client wishes
-- to use the Diffie-Hellman key agreement method.
supportedCMSTypes [2] SEQUENCE OF AlgorithmIdentifier
OPTIONAL,
-- Type AlgorithmIdentifier is defined in
-- [RFC3280].
-- List of CMS algorithm [RFC3370] identifiers
-- that identify key transport algorithms, or
-- content encryption algorithms, or signature
-- algorithms supported by the client in order of
-- (decreasing) preference.
clientDHNonce [3] DHNonce OPTIONAL,
-- Present only if the client indicates that it
-- wishes to reuse DH keys or to allow the KDC to
-- do so.
...
}
PKAuthenticator ::= SEQUENCE {
cusec [0] INTEGER (0..999999),
ctime [1] KerberosTime,
-- cusec and ctime are used as in [RFC4120], for
-- replay prevention.
nonce [2] INTEGER (0..4294967295),
-- Chosen randomly; this nonce does not need to
-- match with the nonce in the KDC-REQ-BODY.
paChecksum [3] OCTET STRING OPTIONAL,
-- MUST be present.
-- Contains the SHA1 checksum, performed over
-- KDC-REQ-BODY.
...
}
TD-TRUSTED-CERTIFIERS ::= SEQUENCE OF
ExternalPrincipalIdentifier
-- Identifies a list of CAs trusted by the KDC.
-- Each ExternalPrincipalIdentifier identifies a CA
-- or a CA certificate (thereby its public key).
TD-INVALID-CERTIFICATES ::= SEQUENCE OF
ExternalPrincipalIdentifier
-- Each ExternalPrincipalIdentifier identifies a
-- certificate (sent by the client) with an invalid
-- signature.
KRB5PrincipalName ::= SEQUENCE {
realm [0] Realm,
principalName [1] PrincipalName
}
AD-INITIAL-VERIFIED-CAS ::= SEQUENCE OF
ExternalPrincipalIdentifier
-- Identifies the certification path based on which
-- the client certificate was validated.
-- Each ExternalPrincipalIdentifier identifies a CA
-- or a CA certificate (thereby its public key).
PA-PK-AS-REP ::= CHOICE {
dhInfo [0] DHRepInfo,
-- Selected when Diffie-Hellman key exchange is
-- used.
encKeyPack [1] IMPLICIT OCTET STRING,
-- Selected when public key encryption is used.
-- Contains a CMS type ContentInfo encoded
-- according to [RFC3852].
-- The contentType field of the type ContentInfo is
-- id-envelopedData (1.2.840.113549.1.7.3).
-- The content field is an EnvelopedData.
-- The contentType field for the type EnvelopedData
-- is id-signedData (1.2.840.113549.1.7.2).
-- The eContentType field for the inner type
-- SignedData (when unencrypted) is
-- id-pkinit-rkeyData (1.3.6.1.5.2.3.3) and the
-- eContent field contains the DER encoding of the
-- type ReplyKeyPack.
-- ReplyKeyPack is defined below.
...
}
DHRepInfo ::= SEQUENCE {
dhSignedData [0] IMPLICIT OCTET STRING,
-- Contains a CMS type ContentInfo encoded according
-- to [RFC3852].
-- The contentType field of the type ContentInfo is
-- id-signedData (1.2.840.113549.1.7.2), and the
-- content field is a SignedData.
-- The eContentType field for the type SignedData is
-- id-pkinit-DHKeyData (1.3.6.1.5.2.3.2), and the
-- eContent field contains the DER encoding of the
-- type KDCDHKeyInfo.
-- KDCDHKeyInfo is defined below.
serverDHNonce [1] DHNonce OPTIONAL,
-- Present if and only if dhKeyExpiration is
-- present.
...
}
KDCDHKeyInfo ::= SEQUENCE {
subjectPublicKey [0] BIT STRING,
-- The KDC's DH public key.
-- The DH public key value is encoded as a BIT
-- STRING according to [RFC3279].
nonce [1] INTEGER (0..4294967295),
-- Contains the nonce in the pkAuthenticator field
-- in the request if the DH keys are NOT reused,
-- 0 otherwise.
dhKeyExpiration [2] KerberosTime OPTIONAL,
-- Expiration time for KDC's key pair,
-- present if and only if the DH keys are reused.
-- If present, the KDC's DH public key MUST not be
-- used past the point of this expiration time.
-- If this field is omitted then the serverDHNonce
-- field MUST also be omitted.
...
}
ReplyKeyPack ::= SEQUENCE {
replyKey [0] EncryptionKey,
-- Contains the session key used to encrypt the
-- enc-part field in the AS-REP, i.e., the
-- AS reply key.
asChecksum [1] Checksum,
-- Contains the checksum of the AS-REQ
-- corresponding to the containing AS-REP.
-- The checksum is performed over the type AS-REQ.
-- The protocol key [RFC3961] of the checksum is the
-- replyKey and the key usage number is 6.
-- If the replyKey's enctype is "newer" [RFC4120]
-- [RFC4121], the checksum is the required
-- checksum operation [RFC3961] for that enctype.
-- The client MUST verify this checksum upon receipt
-- of the AS-REP.
...
}
TD-DH-PARAMETERS ::= SEQUENCE OF AlgorithmIdentifier
-- Each AlgorithmIdentifier specifies a set of
-- Diffie-Hellman domain parameters [IEEE1363].
-- This list is in decreasing preference order.
END
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