Use MD5SUM on the /dev/cdrom device. {^_^} ----- Original Message ----- From: "M. Fioretti" <m.fioretti@xxxxxxxxx> > Many thanks to Peng and Philip for their extraquick answer, but I > didn't make myself clear. I am looking for a *generic* way to verify > on *linux* if a generic CD I got, already burned, matches the ISO > checksum which I found online. I have a linux only box, and I need to > do this in general even with CDs found on magazines, or coming, by > third or fourth hand, maybe after weeks, by friends of friends of.... > > The arrival of Shrike was just the prompt to ask it, but in general I > cannot tell to somebody "check it on windows for me" > So, how can I do it myself?