Command Line Tip - Verify Downloaded Files

CD image - source http://www.sxc.hu/photo/1015749

Ever wondered what that MD5sum and SHA1sum things are when you are downloading ISO images? Whether it's a Linux distro, or any other file, you might have seen these 'checksums' floating around.

Their purpose is to allow you to verify that you have a complete and uncorrupted copy of a file. If you can generate the same checksum with your copy of the file, then the file must be ...

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