aespipe(1) on Linux
The text 81abbfc2ab40, as Debian 5.0 (Lenny) shipped it.
AES encrypting or decrypting pipe
Flags it lists
-
-C -
-G -
-H -
-K -
-O -
-P -
-S -
-T -
-d -
-e -
-p -
-q -
-w