OCSP-2009
{iso(1) identified-organization(3) dod(6) internet(1) security(5)
mechanisms(5) pkix(7) id-mod(0) id-mod-ocsp-02(48)}
DEFINITIONS EXPLICIT TAGS ::=
BEGIN
IMPORTS
Extensions{}, EXTENSION, ATTRIBUTE
FROM PKIX-CommonTypes-2009
{iso(1) identified-organization(3) dod(6) internet(1) security(5)
mechanisms(5) pkix(7) id-mod(0) id-mod-pkixCommon-02(57)}
AlgorithmIdentifier{}, DIGEST-ALGORITHM, SIGNATURE-ALGORITHM
FROM AlgorithmInformation-2009
{iso(1) identified-organization(3) dod(6) internet(1) security(5)
mechanisms(5) pkix(7) id-mod(0)
id-mod-algorithmInformation-02(58)}
AuthorityInfoAccessSyntax, GeneralName, CrlEntryExtensions
FROM PKIX1Implicit-2009
{iso(1) identified-organization(3) dod(6) internet(1) security(5)
mechanisms(5) pkix(7) id-mod(0) id-mod-pkix1-implicit-02(59)}
Name, CertificateSerialNumber, id-kp, id-ad-ocsp, Certificate
FROM PKIX1Explicit-2009
{iso(1) identified-organization(3) dod(6) internet(1) security(5)
mechanisms(5) pkix(7) id-mod(0) id-mod-pkix1-explicit-02(51)}
sa-dsaWithSHA1, sa-rsaWithMD2, sa-rsaWithMD5, sa-rsaWithSHA1
FROM PKIXAlgs-2009
{iso(1) identified-organization(3) dod(6) internet(1) security(5)
mechanisms(5) pkix(7) id-mod(0)
id-mod-pkix1-algorithms2008-02(56)};
OCSPRequest ::= SEQUENCE {
tbsRequest TBSRequest,
optionalSignature [0] EXPLICIT Signature OPTIONAL }
TBSRequest ::= SEQUENCE {
version [0] EXPLICIT Version DEFAULT v1,
requestorName [1] EXPLICIT GeneralName OPTIONAL,
requestList SEQUENCE OF Request,
requestExtensions [2] EXPLICIT Extensions {{re-ocsp-nonce |
re-ocsp-response, ...}} OPTIONAL }
Signature ::= SEQUENCE {
signatureAlgorithm AlgorithmIdentifier
{ SIGNATURE-ALGORITHM, {...}},
signature BIT STRING,
certs [0] EXPLICIT SEQUENCE OF Certificate OPTIONAL }
Version ::= INTEGER { v1(0) }
Request ::= SEQUENCE {
reqCert CertID,
singleRequestExtensions [0] EXPLICIT Extensions
{ {re-ocsp-service-locator,
...}} OPTIONAL }
CertID ::= SEQUENCE {
hashAlgorithm AlgorithmIdentifier
{DIGEST-ALGORITHM, {...}},
issuerNameHash OCTET STRING, -- Hash of Issuer's DN
issuerKeyHash OCTET STRING, -- Hash of Issuer's public key
serialNumber CertificateSerialNumber }
OCSPResponse ::= SEQUENCE {
responseStatus OCSPResponseStatus,
responseBytes [0] EXPLICIT ResponseBytes OPTIONAL }
OCSPResponseStatus ::= ENUMERATED {
successful (0), --Response has valid confirmations
malformedRequest (1), --Illegal confirmation request
internalError (2), --Internal error in issuer
tryLater (3), --Try again later
-- (4) is not used
sigRequired (5), --Must sign the request
unauthorized (6) --Request unauthorized
}
RESPONSE ::= TYPE-IDENTIFIER
ResponseSet RESPONSE ::= {basicResponse, ...}
ResponseBytes ::= SEQUENCE {
responseType RESPONSE.
&id ({ResponseSet}),
response OCTET STRING (CONTAINING RESPONSE.
&Type({ResponseSet}{@responseType}))}
basicResponse RESPONSE ::=
{ BasicOCSPResponse IDENTIFIED BY id-pkix-ocsp-basic }
BasicOCSPResponse ::= SEQUENCE {
tbsResponseData ResponseData,
signatureAlgorithm AlgorithmIdentifier{SIGNATURE-ALGORITHM,
{sa-dsaWithSHA1 | sa-rsaWithSHA1 |
sa-rsaWithMD5 | sa-rsaWithMD2, ...}},
signature BIT STRING,
certs [0] EXPLICIT SEQUENCE OF Certificate OPTIONAL }
ResponseData ::= SEQUENCE {
version [0] EXPLICIT Version DEFAULT v1,
responderID ResponderID,
producedAt GeneralizedTime,
responses SEQUENCE OF SingleResponse,
responseExtensions [1] EXPLICIT Extensions
{{re-ocsp-nonce, ...}} OPTIONAL }
ResponderID ::= CHOICE {
byName [1] Name,
byKey [2] KeyHash }
KeyHash ::= OCTET STRING --SHA-1 hash of responder's public key
-- (excluding the tag and length fields)
SingleResponse ::= SEQUENCE {
certID CertID,
certStatus CertStatus,
thisUpdate GeneralizedTime,
nextUpdate [0] EXPLICIT GeneralizedTime OPTIONAL,
singleExtensions [1] EXPLICIT Extensions{{re-ocsp-crl |
re-ocsp-archive-cutoff |
CrlEntryExtensions, ...}
} OPTIONAL }
CertStatus ::= CHOICE {
good [0] IMPLICIT NULL,
revoked [1] IMPLICIT RevokedInfo,
unknown [2] IMPLICIT UnknownInfo }
RevokedInfo ::= SEQUENCE {
revocationTime GeneralizedTime,
revocationReason [0] EXPLICIT CRLReason OPTIONAL }
UnknownInfo ::= NULL
CRLReason ::= INTEGER
ArchiveCutoff ::= GeneralizedTime
AcceptableResponses ::= SEQUENCE OF RESPONSE.&id({ResponseSet})
ServiceLocator ::= SEQUENCE {
issuer Name,
locator AuthorityInfoAccessSyntax }
CrlID ::= SEQUENCE {
crlUrl [0] EXPLICIT IA5String OPTIONAL,
crlNum [1] EXPLICIT INTEGER OPTIONAL,
crlTime [2] EXPLICIT GeneralizedTime OPTIONAL }
-- Request Extensions
re-ocsp-nonce EXTENSION ::= { SYNTAX OCTET STRING IDENTIFIED
BY id-pkix-ocsp-nonce }
re-ocsp-response EXTENSION ::= { SYNTAX AcceptableResponses IDENTIFIED
BY id-pkix-ocsp-response }
re-ocsp-service-locator EXTENSION ::= { SYNTAX ServiceLocator
IDENTIFIED BY
id-pkix-ocsp-service-locator }
-- Response Extensions
re-ocsp-crl EXTENSION ::= { SYNTAX CrlID IDENTIFIED BY
id-pkix-ocsp-crl }
re-ocsp-archive-cutoff EXTENSION ::= { SYNTAX ArchiveCutoff
IDENTIFIED BY
id-pkix-ocsp-archive-cutoff }
-- Object Identifiers
id-kp-OCSPSigning OBJECT IDENTIFIER ::= { id-kp 9 }
id-pkix-ocsp OBJECT IDENTIFIER ::= id-ad-ocsp
id-pkix-ocsp-basic OBJECT IDENTIFIER ::= { id-pkix-ocsp 1 }
id-pkix-ocsp-nonce OBJECT IDENTIFIER ::= { id-pkix-ocsp 2 }
id-pkix-ocsp-crl OBJECT IDENTIFIER ::= { id-pkix-ocsp 3 }
id-pkix-ocsp-response OBJECT IDENTIFIER ::= { id-pkix-ocsp 4 }
id-pkix-ocsp-nocheck OBJECT IDENTIFIER ::= { id-pkix-ocsp 5 }
id-pkix-ocsp-archive-cutoff OBJECT IDENTIFIER ::= { id-pkix-ocsp 6 }
id-pkix-ocsp-service-locator OBJECT IDENTIFIER ::= { id-pkix-ocsp 7 }
END
