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 ...

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

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 ...

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 ...

All you wanted was a faster computer. You thought that by downloading CCleaner, a popular and free app for optimizing PC performance, you'd sweep out those digital ...

CCleaner, an application distributed by security company Avast that helps users perform routine maintenance on systems, has been compromised, according to a report Monday, allowing hackers to ...

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 ...