Unknown files have become one of the biggest security threats to organizations, catching the attention of C-suite officers. Highly-publicized data breaches at brands like Target, Home Depot and Sony ...

Many times we receive files whose extension is unknown. This often happens when the sender puts a wrong file extension and it becomes difficult to open the file due to an unknown format. Here is a ...

Ever got stuck with a file that has some mysterious extension? Where no matter how much you try, the Jigsaw puzzle doesn’t seem to fit together? So, for instance, if the file has the extension ...

Windows only: When you've got a file with an extension you don't recognize, the free command line tool TrID can help. We've covered how to use the web to find out what kind of file you have, but TrID ...

Website WhatIsThatFile.com offers a simple, handy little interface that lets you type in an unknown filename or filetype and gives you as-you-type results. While we still do not cover ALL of them, we ...

One of our readers reported that all the file extensions have changed to some unknown file format. If so, it could be a virus! If a virus has changed all the files extensions to unknown applications, ...

Many endpoint protection solutions allow files to open if they are not confirmed as malicious. Comodo denies unknown files access until they are proven to be benign Anyone who has ever had to deal ...

We talk about ensuring that you have backups of your files quite a bit, but one topic that isn't discussed very often is how to ensure that you will have the proper tools to load your backups in the ...