Free Portable Antivirus Software
The Best Free Portable Antivirus Software, Firewall Apps and Security Tools for USB
Sophos Anti Rootkit - Portable Rootkit Removal Tool
Sophos Anti-Rootkit is a portable tool that can be used to discover and remove any rootkit that may reside in a computers running processes, registry or on a local hard drive. A rootkit also known as (Root Kit) is basically a set of tools that are used to conceal a malicious program from the computer user.
Kaspersky Virus Removal Tool
Kaspersky Virus Removal Tool is a freely downloadable Virus Removal Tool. Although it does not provide real time protection from Viruses and can not stop a threat from entering your system, this Kaspersky Virus Removal Tool can be used scan for, disinfect, and remove existing Viruses or infections that may currently reside on your PC.