SAN FRANCISCO (Reuters) - Hackers broke into British company Piriform Ltd's free software that optimizes computer performance last month, potentially allowing them to control the devices of millions ...

Navigating the vast expanse of the internet can be a messy business for your computer. Websites you visit install cookies, browsing histories quickly amass and unwanted files are easily left undeleted ...

According to its parent company Avast, more than 130 million people use the performance optimization software CCleaner. And today all of those people need to be sure they’ve installed the latest ...

Hackers modified versions of the Avast-owned CCleaner software to infect potentially millions of PCs with a backdoor. The so-called supply chain attack targeting CCleaner users was discovered by ...

This morning, Piriform, developer of PC maintenance tool CCleaner, announced it was breached by hackers who infected an estimated 2 million users with malware. Prifirom says the incident has since ...

Several major technology companies were targeted by malicious code injected into Avast-owned Piriform CCleaner software prior to release in a supply chain compromise. Earlier this week, Piriform said ...