Here is a public-domain one: http://www.fourmilab.ch/md5/ In addition, it seems that there are 438 copies of md5.c in sid main/contrib, you might find a better license there: http://walrus.rave.org/source/search?q=&defs=&refs=&path=md5.c&hist= -- bye, pabs http://wiki.debian.org/PaulWise