If you have a website, did you ever wonder how your website would look like in another browser ? It is not that practicable to download and install all browsers that you have to use to test your site. Sure, you could install the most used versions of Internet Explorer, Firefox and Opera but what about previous versions ? What about browsers in another Operating System ? This is essential for many webmasters especially for business related websites.
MD5 (Message-Digest algorithm 5) can be used as a way of checking that a computer file has not been maliciously or accidentally altered. To put it simple, it works like a fingerprint. So, nowadays most of websites includes this information to their software, which looks like this:
