Windows Server 2003 Security Infrastructures
This nuts and bolts guide is a must-read for anyone wants to know about Windows Server 2003 security and leverage the operating systems' security infrastructure.
TABLE OF CONTENTS Windows Server 2003 Security Infrastructures
Appendix A: The ITU-T X.509 Standard for Certificate and CRL Formats
These tables list and explain the different fields that make up an X.509 certificate and CRL. More detailed information can be found in the ITU-TX.509 Recommendation (version 03/2000), which can be downloaded from the ITU Web site at www.itu.int.
| X.509 Field Name | Field Meaning | X.509 Version/Optional-Required/Criticality for Extensions |
|---|---|---|
| Version | X.509 version of the encoded certificate | V1 Required |
| SerialNumber | Unique serial number of the certificate. The serial number together with the issuer name identify a unique certificate. | V1 Required |
| Signature | Contains the algorithm identifier for the algorithm and hash function used by the CA when signing the certificate. | V1 Required |
| Issuer | Identifies the entity that has signed and issued the certificate. | V1 Required |
| Validity | Start and end date of the certificate or the time interval during which the CA warrants that it will maintain status information of the | V1 Required |
| Subject | Identifies the entity associated with the public key found in the subject public key field. | V1 Required |
| SubjectPublicKeyInfo | Carries public key being certified and identifies the algorithm of which the public key is an instance. | V1 Required |
| IssuerUniqueIdentifer | Used to uniquely identify an issuer in case of a name reuse. | V2 Optional |
| SubjectUniqueIdentifier | Used to uniquely identify a subject in case of a name reuse. | V2 Optional |
| Extensions | Allows addition of new fields to the certificate structure. | V3 Optional |
| AuthorityKeyIdentifier | Identifies public key to be used for certificate signature verification. | V3 Optional always Noncritical |
| SubjectKeyIdentifier | Identifies public key being certified . | V3 Optional always Noncritical |
| KeyUsage |
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