We're worried that one or more of our PCs are infected with malware, perhaps rootkits. We have scanned and cleaned with the latest antivirus definitions, and the machines are still running slow and ...

Purple Fox, a malware previously distributed via exploit kits and phishing emails, has now added a worm module that allows it to scan for and infect Windows systems reachable over the Internet in ...

Operating system creators offer code signing to help you steer clear of hostile software, but Microsoft may have inadvertently broken the trust that signing is meant to create. BleepingComputer says ...

In recent weeks, attackers have leveraged workarounds that let them sign malicious kernel drivers, dealing a multi-pronged threat to Windows systems, the Windows Hardware Quality Lab testing integrity ...

A probable Chinese rootkit infects targeted computers and stays active even if the system is being reinstalled. Malware exists in different flavors. Most of the time, malware consists of malicious ...

One of the newest threats in the wild—what security mavens mean by "loose on the net"—is called a "rootkit," or RK for short. While a rootkit by itself causes no damage, it attempts to ...