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crc check for exe

can anyone give some idea how crc is used to protect executable files from modification or tampering...
Jun 6 '07 #1
2 2031
mac11
256 100+
CRC does not prevent modifications, it only lets you know if a modification has occurred. If you compute the crc on a given file and then recompute the crc at some later point you will know the file has changed if the crc values differ.
Jun 6 '07 #2
CRC does not prevent modifications, it only lets you know if a modification has occurred. If you compute the crc on a given file and then recompute the crc at some later point you will know the file has changed if the crc values differ.
ya mean to say da same..thing..
Jun 6 '07 #3

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