A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

The seemingly innocuous Microsoft OneNote file has become a popular file format used by hackers to spread malware and breach corporate networks. Here's how to block malicious OneNote phishing ...