epa-mail-encrypt
epa-mail-encrypt is an interactive autoloaded Lisp function in `epa-mail.el
'.
(epa-mail-encrypt &optional RECIPIENTS SIGNERS)
Encrypt the outgoing mail message in the current buffer.
Takes the recipients from the text in the header in the buffer
and translates them through `epa-mail-aliases'.
With prefix argument, asks you to select among them interactively
and also whether and how to sign.
Called from Lisp, the optional argument RECIPIENTS is a list
of recipient addresses, t to perform symmetric encryption,
or nil meaning use the defaults.
SIGNERS is a list of keys to sign the message with.