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Chinese officials no longer approve the use of the two antivirus software vendors, according to reports.
Chinese antitrust regulators also raided the offices of IT firm Accenture, one of the software giant's consulting partners.
Microsoft no longer supports XP users, but a host of antivirus products tested by AV-Test can still defend you from viruses.
Police and security firms team up to take down the notorious Shylock, a dangerous financial Trojan that has infected at least 30,000 Windows computers worldwide.
A new antivirus update from Kaspersky disables Internet connectivity, forcing the company to push out a fix and a workaround.
Government and business are under constant cyber attack and must learn to "take the hit," says the director of a new cybersecurity training programme.
Google's hard stance against Chrome extensions for Windows hosted outside the Chrome Web Store angers some businesses and their customers.
Where does your country rank when it comes to malware infection rates? A cool-looking but scary interactive map from Kaspersky Lab has answers.
The operating system is meant to protect industrial systems from cyberattack by preventing any third-party code from executing.
Kaspersky Lab and its partners say at least one of the new malware strains is still operating in the wild, and claim to have traced the campaign back to 2006.