PKCS #11 v2.11 was first published in June 2001. PKCS specifications may be revised occasionally to correct errors in presentation that do not change the technical content. Such revisions do not affect the version number of the specification. This appendix summarizes the revisions to PKCS #11 v2.11. Minor typographical or formatting errors may be corrected as well, but are not included in the summary.
RSA Security Inc. Public-Key Cryptography Standards -
PKCS#11 - v211