...

• Certificate stores can be managed from the command line and using tools that provide a GUI for this purpose:
  • the Java keytool is available from the Java JRE or JDK,
  • the Keystore Explorer, which is an open source utility to graphically manage certificate stores. 
• The following sections assume a PKCS12 keystore/truststore format. For Unix OS the .p12 file extension frequently is used, for Windows OS the .pfx extension is preferably used. Both file extensions indicate the same PKCS12 format and can be used interchangeably.

Certificate Management

Private keys and public certificates should be distributed as follows:

...