The Ubuntu Guide web site runs down how to turn your CDs/DVDs and folders into .iso disk images. The process even demonstrates how to create your own MD5 checksum files. This surprisingly simple ...

Did you download a large file? Or do you have a file that you have a suspicion about? The best way to ensure the file comes from a verified source is by measuring its checksum. A checksum is almost ...

It is always important to verify whether the large file you downloaded is the file you expected to download or not. This is because files may change in some way from the original while downloading.