RFC 3687 LDAP and X.500 Component Matching Rules February 2004 Table of Contents 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 3 2. Conventions. . . . . . . . . . . . . . . . . . . . . . . . . . 4 3. ComponentAssertion . . . . . . . . . . . . . . . . . . . . . . 5 3.1. Component Reference. . . . . . . . . . . . . . . . . . . 6 3.1.1. Component Type Substitutions . . . . . . . . . . 7 3.1.2. Referencing SET, SEQUENCE and CHOICE Components. 8 3.1.3. Referencing SET OF and SEQUENCE OF Components. . 9 3.1.4. Referencing Components of Parameterized Types. . 10 3.1.5. Component Referencing Example. . . . . . . . . . 10 3.1.6. Referencing Components of Open Types . . . . . . 12 3.1.6.1. Open Type Referencing Example . . . . . 12 3.1.7. Referencing Contained Types. . . . . . . . . . . 14 3.1.7.1. Contained Type Referencing Example. . . 14 3.2. Matching of Components . . . . . . . . . . . . . . . . . 15 3.2.1. Applicability of Existing Matching Rules . . . . 17 3.2.1.1. String Matching . . . . . . . . . . . . 17 3.2.1.2. Telephone Number Matching . . . . . . . 17 3.2.1.3. Distinguished Name Matching . . . . . . 18 3.2.2. Additional Useful Matching Rules . . . . . . . . 18 3.2.2.1. The rdnMatch Matching Rule. . . . . . . 18 3.2.2.2. The presentMatch Matching Rule. . . . . 19 3.2.3. Summary of Useful Matching Rules . . . . . . . . 20 4. ComponentFilter. . . . . . . . . . . . . . . . . . . . . . . . 21 5. The componentFilterMatch Matching Rule . . . . . . . . . . . . 22 6. Equality Matching of Complex Components. . . . . . . . . . . . 24 6.1. The OpenAssertionType Syntax . . . . . . . . . . . . . . 24 6.2. The allComponentsMatch Matching Rule . . . . . . . . . . 25 6.3. Deriving Component Equality Matching Rules . . . . . . . 27 6.4. The directoryComponentsMatch Matching Rule . . . . . . . 28 7. Component Matching Examples. . . . . . . . . . . . . . . . . . 30 8. Security Considerations. . . . . . . . . . . . . . . . . . . . 37 9. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . . 37 10. IANA Considerations. . . . . . . . . . . . . . . . . . . . . . 37 11. References . . . . . . . . . . . . . . . . . . . . . . . . . . 38 11.1. Normative References. . . . . . . . . . . . . . . . . . 38 11.2. Informative References. . . . . . . . . . . . . . . . . 40 12. Intellectual Property Statement. . . . . . . . . . . . . . . . 40 13. Author's Address . . . . . . . . . . . . . . . . . . . . . . . 41 14. Full Copyright Statement . . . . . . . . . . . . . . . . . . . 42 Legg Standards Track