kcapi-enc(1) on Linux
The text a64e9bbc4b84, as Debian 10 (Buster) shipped it.
Kernel Crypto API Symmetric Cipher Crypto Helper
Flags it lists
-
--aad -
--ccm-nonce -
--cipher -
--decrypt -
--encrypt -
--help -
--infile -
--iv -
--keyfd -
--nounpad -
--outfile -
--passwd -
--passwdfd -
--pbkdfiter -
--pbkdfmac -
--quiet -
--salt -
--tag -
--taglen -
--verbose -
--version -
-c -
-d -
-e -
-h -
-i -
-o -
-p -
-q -
-v