OID value: 2.5.4.5
OID description:
The Serial Number attribute type specifies an identifier,
the serial number of a device.
An attribute value for Serial Number is a printable string.
serialNumber ATTRIBUTE ::= { WITH SYNTAX PrintableString (SIZE (1..ub-serialNumber)) EQUALITY MATCHING RULE caseIgnoreMatch SUBSTRINGS MATCHING RULE caseIgnoreSubstringsMatch ID id-at-serialNumber }
See also the OID Repository website reference for 2.5.4.5