Mac users interested in Certaid mac 10.5.8 generally download:
CertAid manages the entire certificate setup procedure for Safari browsers on Mac OS X 10.5 (Leopard), 10.6 (Snow Leopard), and Mac OS X 10.7 (Lion) giving users a more reliable installation experience.
The setup procedure includes installing the MIT CA as well as the user's personal certificate, optionally deleting old certificates
