Comparing file hashes of files that you have downloaded to your computer with those provided by the provider of said downloads can be a great way of verifying that a file is genuine and that it has not been tampered with by third parties. Security only works if the sources you get the files and [...]

Categories: Browsing, Firefox

The portable 10K tool DVDsig has been created to quickly generate and verify the MD5 signatures of a base folder and all files it contains. MD5 hashes are used to verify a file’s integrity by comparing the initial value to the current value, differences indicate that the file has been changed in the meantime. This [...]

Categories: Software, Windows

I’m fairly confident that you have, at one time or another, run across an md5checksum file as you have perused the internet. Whether it was a download file or even an application upgrade, those md5 files are there for a reason. But just what is the reason? When someone puts a file up on a [...]

Categories: Advice, Hacking, Linux, Open Source, Security, Tutorials Basic

Creating backups is just one step in taking precautions that sensible data can be recovered if anything should happen to a computer’s storage device. Depending on the location they are stored in backups can also be subject to change. This can for example be the case if parts of the backup storage become unreadable. It [...]

Categories: Security, Software, Windows

Since Martin constantly manages to cover all ongoing news regarding cryptography and security I myself planned on writing about “any time soon”, I had to look for other topics on the subject I could cover. So I decided to make good use of all the time I spend studying this kind of stuff and share this knowledge with you. And I would be very grateful, if someone could tell me in return how to defeat shirred fabrics with my sewing machine… but that’s a whole different matter.

Categories: Knowledge, Security

Many download websites and developers display a so called MD5 hash code of the application that you want to download on their website which can be used to verify the integrity and authenticity of it. This can be done by comparing the MD5 hash code of the downloaded file with the one on the homepage where you did download it from.

Categories: Operating Systems, Software, Tools, Windows