OID value: 2.5.29.19
OID description:
id-ce-basicConstraints
This extension indicates if the subject may act as a CA, with the certified public key being used to verify certificate signatures. If so, a certification path length constraint may also be specified.
This extension may, at the option of the certificate issuer, be either critical or non-critical.
basicConstraints EXTENSION ::= { SYNTAX BasicConstraintsSyntax IDENTIFIED BY id-ce-basicConstraints } BasicConstraintsSyntax ::= SEQUENCE { cA BOOLEAN DEFAULT FALSE, pathLenConstraint INTEGER (0..MAX) OPTIONAL }
See also the OID Repository website reference for 2.5.29.19