You could have downloaded CertAid 2.0 for Mac from our application library for free. Our built-in antivirus checked this Mac download and rated it as 100% safe. The program is categorized as Internet & Network Tools. This free software for Mac OS X is a product of Information Services & Technology.
From the developer:
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, and setting the correct identity preferences via a single, graphical application.
You may want to check out more software for Mac, such as Cooliris Widget, VisComPic or Jhoos, which might be similar to CertAid.