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Security Software

The Security Software category is your source for antivirus, anti-spyware, and encryption apps. Download.com's... more
The Security Software category is your source for antivirus, anti-spyware, and encryption apps. Download.com's extensive collection of security software is designed to safeguard your online activity.
Microsoft Security Essentials

Microsoft Security Essentials
Free

Microsoft Security Essentials

Protect your computer with Microsoft's latest security software.

Free
Editors' rating
User rating
Publisher: Microsoft Downloads: 3,720,134
CM Security AppLock AntiVirus

CM Security AppLock AntiVirus
Free

CM Security AppLock AntiVirus

Protect your Android phone from viruses and malware.

Free
Publisher: Kingsoft Office Software Downloads: 74,265
McAfee AntiVirus Plus

McAfee AntiVirus Plus
Free to try

McAfee AntiVirus Plus

Remove spyware or virus threats and prevent malicious applications from invading your PC.

Free to try
User rating
Publisher: McAfee Downloads: 7,598,812
MD5 & SHA Checksum Utility

MD5 & SHA Checksum Utility
Free

MD5 & SHA Checksum Utility

Generate and verify MD5, SHA-1, SHA-256 & SHA-512 hashes of a file.

Free
Editors' rating
User rating
Publisher: Raymond's Personal Software Downloads: 446,945
Best Free Keylogger

Best Free Keylogger
Free

Best Free Keylogger

Monitor user activity on your PC.

Free
User rating
Publisher: bestXsoftware Downloads: 60,061
Comodo Antivirus

Comodo Antivirus
Free

Comodo Antivirus

Detect and remove malware and viruses.

Free
Editors' rating
User rating
Publisher: Comodo Downloads: 605,015
PureVPN

PureVPN
Free to try

PureVPN

Surf the Internet securely and access blocked content.

Free to try
Editors' rating
User rating
Publisher: PureVPN Downloads: 39,723
Anti-Porn

Anti-Porn
Free to try

Anti-Porn

Protect children from pornographic content on the Web.

Free to try
Editors' rating
User rating
Publisher: tuEagles Downloads: 778,423
Bitdefender Antivirus Free

Bitdefender Antivirus Free
Free

Bitdefender Antivirus Free

Provide lightweight antivirus with full protection.

Free
Editors' rating
User rating
Publisher: Bitdefender Downloads: 238,726
Easy-Hide-IP

Easy-Hide-IP
Free to try

Easy-Hide-IP

Hide your IP address and prevent Internet activity tracking.

Free to try
Editors' rating
User rating
Publisher: Easy-Hide-IP Downloads: 2,007,208
Results 41 - 50 of 7,632

About Security Software

The Security Software category is your source for antivirus, anti-spyware, and encryption apps. Download.com's extensive collection of security software is designed to safeguard your online activity.