is a senior editor and author of Notepad, who has been covering all things Microsoft, PC, and tech for over 20 years. Hackers have successfully breached CCleaner’s security to inject malware into the ...

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 ...

The compromise of popular free security tool CCleaner disclosed earlier this week has taken an interesting twist as security researchers have discovered that the attack targeted major tech companies ...

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 ...

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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 ...

Users of a free software tool designed to optimize system performance on Windows PCs and Android mobile devices got a nasty shock this morning when Piriform, the company which makes the CCleaner tool, ...

For about 22 days, the CCleaner system maintenance application distributed malware through its official channels. It appears to have been an exploit of the CCleaner installer’s download server, ...

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 ...

A software package update for a Windows utility product distributed by antivirus vendor Avast has been spreading an unsavory surprise: a malware package that could allow affected computers to be ...