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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 ...

More than 2 billion users around the world have downloaded the Piriform CCleaner tool to help remove unwanted files and keep their systems secure. Now those users are at risk, as on Sept. 18, Piriform ...

“We're thrilled with the success of CCleaner and are proud to offer its efficiencies to users in the Apple ecosystem,” said Guy Saner, Piriform's CEO. “The Mac community has been clamoring for tools ...

CCleaner is one of the world's most widely used software tools for PC optimization, having been downloaded more than 1 billion times to date. The patent confirms CCleaner as a unique solution, with ...

REDWOOD CITY, California--(BUSINESS WIRE)--Avast, the global leader in digital security products, today announced that it has acquired Piriform, the leading provider of device performance optimization ...

Security software giant Avast has acquired Piriform, the U.K.-based company behind CCleaner -- one of the most popular system cleaners on desktop and mobile. Founded out of London in 2004, Piriform is ...