324d6e3209
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@17889 ec53bebd-3082-4978-b11e-865c3cabbd6b
110 lines
3.1 KiB
Groff
110 lines
3.1 KiB
Groff
-- $Id$
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DIGEST DEFINITIONS ::=
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BEGIN
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IMPORTS EncryptedData FROM krb5;
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DigestInit ::= SEQUENCE {
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type UTF8String, -- http, sasl, chap., cram-md5 --
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cb-type [0] UTF8String OPTIONAL,
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cb-binding [1] UTF8String OPTIONAL,
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hostname [2] UTF8String OPTIONAL -- for chap/cram-md5
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}
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DigestInitReply ::= SEQUENCE {
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nonce UTF8String, -- service nonce/challange
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opaque UTF8String -- server state
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}
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DigestRequest ::= SEQUENCE {
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type UTF8String, -- http, sasl, chap, cram-md5 --
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digest UTF8String, -- md5/md5-sess --
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username UTF8String, -- username user used
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authentication-user [0] UTF8String OPTIONAL, -- principal to get key from
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realm [1] UTF8String OPTIONAL,
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method [2] UTF8String OPTIONAL,
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uri [3] UTF8String OPTIONAL,
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serverNonce UTF8String, -- same as "DigestInitReply.nonce"
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clientNonce [4] UTF8String OPTIONAL,
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nonceCount [5] UTF8String OPTIONAL,
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qop [6] UTF8String OPTIONAL,
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identifier [7] UTF8String OPTIONAL,
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opaque UTF8String -- same as "DigestInitReply.opaque"
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}
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-- opaque = hex(cksum(type|serverNonce|identifier|hostname,digest-key))
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-- serverNonce = hex(time[4bytes]random[12bytes])(-cbType:cbBinding)
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DigestError ::= SEQUENCE {
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reason UTF8String
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}
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DigestResponse ::= SEQUENCE {
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responseData UTF8String,
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rsp [0] UTF8String OPTIONAL,
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tickets [1] SEQUENCE OF OCTET STRING OPTIONAL,
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channel [2] SEQUENCE {
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cb-type UTF8String,
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cb-binding UTF8String
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} OPTIONAL,
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hash-a1 [3] OCTET STRING OPTIONAL
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}
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DigestReqInner ::= CHOICE {
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init [0] DigestInit,
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digestRequest [1] DigestRequest
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}
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DigestREQ ::= [APPLICATION 128] SEQUENCE {
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apReq [0] OCTET STRING,
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innerReq [1] EncryptedData
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}
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DigestReply ::= CHOICE {
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error [0] DigestError,
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initReply [1] DigestInitReply,
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response [2] DigestResponse
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}
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DigestREP ::= [APPLICATION 129] SEQUENCE {
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apRep [0] OCTET STRING,
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innerRep [1] EncryptedData
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}
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-- HTTP
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-- md5
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-- A1 = unq(username-value) ":" unq(realm-value) ":" passwd
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-- md5-sess
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-- A1 = HEX(H(unq(username-value) ":" unq(realm-value) ":" passwd ) ":" unq(nonce-value) ":" unq(cnonce-value))
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-- qop == auth
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-- A2 = Method ":" digest-uri-value
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-- qop == auth-int
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-- A2 = Method ":" digest-uri-value ":" H(entity-body)
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-- request-digest = HEX(KD(HEX(H(A1)),
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-- unq(nonce-value) ":" nc-value ":" unq(cnonce-value) ":" unq(qop-value) ":" HEX(H(A2))))
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-- no "qop"
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-- request-digest = HEX(KD(HEX(H(A1)), unq(nonce-value) ":" HEX(H(A2))))
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-- SASL:
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-- SS = H( { unq(username-value), ":", unq(realm-value), ":", password } )
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-- A1 = { SS, ":", unq(nonce-value), ":", unq(cnonce-value) }
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-- A1 = { SS, ":", unq(nonce-value), ":", unq(cnonce-value), ":", unq(authzid-value) }
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-- A2 = "AUTHENTICATE:", ":", digest-uri-value
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-- qop == auth-int,auth-conf
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-- A2 = "AUTHENTICATE:", ":", digest-uri-value, ":00000000000000000000000000000000"
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-- response-value = HEX( KD ( HEX(H(A1)),
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-- { unq(nonce-value), ":" nc-value, ":",
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-- unq(cnonce-value), ":", qop-value, ":",
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-- HEX(H(A2)) }))
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END
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