sn

X.500 surname attribute that contains the family name of a person.

Origin	RFC 4519
Usage	userApplications
Superior Type	name
OID	2.5.4.4
Substring Matching Rule	caseIgnoreSubstringsMatch
Equality Matching Rule	caseIgnoreMatch
Single Value	false: multiple values allowed
Names	sn, surname
Ordering Matching Rule	caseIgnoreOrderingMatch
User Modification Allowed	true
Used By	inetOrgPerson, organizationalPerson, person, pilotPerson, rFC822LocalPart, residentialPerson
Schema File	00-core.ldif
Syntax	Directory String