matching rule ITU-T (X.500)

2.5.13.2

caseIgnoreMatch

The default equality rule for Directory String attributes, and the reason Smith and smith compare equal. It also folds runs of whitespace, so the comparison is looser than a naive string equals. If you have ever wondered why a filter matched something you did not expect, this is usually the answer.

OID
2.5.13.2
Name
caseIgnoreMatch
Kind
matching rule
Arcwho allocated the number
ITU-T (X.500) 2.5
Standardwho defined it
IETF · RFC 4517

See also

Appears in: IANA registry. Primary source. Spotted an error? Tell me.

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