Verifying whether a CD/DVD is a true copy ?

[wylbur37]

Is there a free utility program that compares two CDs or DVDs and
verifies whether they are an exact bit-by-bit copy of each other?

 

[lisztfr]

wylbur37 a écrit :

Is there a free utility program that compares two CDs or DVDs and
verifies whether they are an exact bit-by-bit copy of each other?

maybe this one ?

http://www.elpros.si/CDCheck/

laurent h