What computer programs use digital certificates?
The following web browsers can be used with digital certificates: Netscape Navigator 3.0 and higher (on Win 95, NT, Sun Solaris 2.5x, 2.6, SGI Irix 6.x and HP-UX 10.20) and Microsoft Internet Explorer 4.0 with authenticode 2.0 update and higher (on Win95 and Win NT 3.5.x or later on x86 platform). Email programs supported are: Netscape Messenger, Microsoft Outlook, and Outlook Express, and any other S/MIME (Secure Multipurpose Internet Mail Extensions) -enabled email program such as Deming, Frontier, Premail, Opensoft, Connectsoft, and Eudora.