September 2009
Beginner
942 pages
85h 34m
English
cksum
cksum [files]Compute a cyclic redundancy check (CRC) checksum for all files; this is used to ensure that a file was not corrupted during transfer. Read from standard input if the character - is given or no files are given. Display the resulting checksum, the number of bytes in the file, and (unless reading from standard input) the filename. Also see md5sum and sha1sum.