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 ...

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 ...

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 ...

SAN FRANCISCO, Sept 18 (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 ...

A security firm has apologised after hackers inserted malicious code into versions of its software that were downloaded by customers. Piriform, which develops the CCleaner software designed to remove ...