Software capable of eliminating a series of pests from your Windows.
A tool that decrypts files affected by various ransomwares.
Free software for Windows that operates via the command line, allowing you to scan for and remove malware.
Small program that detects the presence of any type of keylogger on your system.
Eliminate trojans and keyloggers from your system.

Specific antivirus for portable devices such as USB sticks.