Remote Access Trojan (RAT) is a form of malware that allows an authorized third party to acquire full administrative access and remote control over a target machine. This page will include a full description of RAT, an explanation of how it works, an outline of the probable indicators of invasion, tips on how to avoid it, and instructions on what to do if you are invaded. Only by knowing and recognizing RAT in advance, as well as detecting and removing it in a timely way after infection, can you successfully avoid future harm and assure the protection of your devices and data.