xsec-checksig(1) on Linux
The text 4f1b4e8b7f6c, as Debian 8 (Jessie) shipped it.
Check a signature embedded in an XML file
Flags it lists
-
--hmackey -
--id -
--interop -
--skiprefs -
--xsecresolver -
-h -
-i -
-s -
-x