epa: Cryptographic operations on files

 
 3.3 Cryptographic operations on files
 =====================================
 
  -- Command: epa-decrypt-file file &optional output
      Decrypt FILE.  If you do not specify the name OUTPUT to use for the
      decrypted file, this function prompts for the value to use.
 
  -- Command: epa-verify-file file
      Verify FILE.
 
  -- Command: epa-sign-file file signers type
      Sign FILE.  If a prefix argument is given, it will let you select
      signing keys, and then a signature type.
 
  -- Command: epa-encrypt-file file recipients
      Encrypt FILE.  It will let you select recipients.