X.509 certificate
From Just Solve the File Format Problem
Revision as of 15:45, 29 November 2012 by Dan Tobias (Talk | contribs)
Certificate Files supply the public key of somebody you wish to communicate with securely, such as a client or vendor. They are used in electronic transaction processing, for instance. You may need to install a vendor's certificate file on your system in order to send transactions such as credit card sales to be processed.