Security Software

Sophos Scan & Clean
Free
Detects all types of malicious software on your computer.
Gilisoft USB Lock
Free Trial
Lock USB Port to Prevent Data from Leakage.
Bitdefender Antivirus Free
Free
Enjoy your computer to the max, without having to worry about viruses and other e-threats.
Certify The Web
Free
An automated SSL/TLS certificate management tool that simplifies issuing, renewing, and deploying certificates for websites and services.
Unchecky
Free
Keep potentially unwanted programs out of your computer.
Adlice Diag
Free
Diagnose your machine. Detect unknown threats, and eliminate them.
Microsoft Security Essentials
Free
Protect your computer with Microsoft's latest security software.
Prey
Free
Help you find your mobile phone or laptop if it ever gets lost or stolen.
Crystal Security
Free
A cloud-based system that detects and removes malicious programs (malware) from your computer.
Emsisoft Anti-Malware Home
Free Trial
Lightweight Malware Protection for the Home.
Microsoft Safety Scanner
Free
Security Task Manager
Free
Shows detailed information about all running processes: file path, description, security risk rating, start time, icon.
Shadow Defender
Free Trial
The easiest-to-use solution to protect your PC/laptop from unwanted changes.
Auslogics Anti-Malware
Free Trial
Top-notch protection against malware and data safety threats.
Autopsy
Free (Open Source)
A digital forensics platform for analyzing disk images and investigating data from computers and mobile devices.
ClamWin Free Antivirus
Free
Free virus scanning and free virus definition updates.
ESET Online Scanner
Free
Scan your computer for threats easily and effectively.
Install-Block
Free Trial
Install-Block password-protects the installation of new software and locks down existing software of your choice.
KeyLock
Free
Use USB Flash Drives as keys for your computers.
SpyDetectFree
Free
Free Spyware Detector.