Crypt-OpenSSL-CA - Model of an X509v3 Certification Authority

This package performs the cryptographic operations necessary to issue
X509 certificates and certificate revocation lists (CRLs).  It is
implemented as a Perl wrapper around the popular OpenSSL library.  All
certificate and CRL extensions supported by OpenSSL are available, and
then some. 

WWW: http://search.cpan.org/dist/Crypt-OpenSSL-CA/