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 ...

If you use a software tool called CCleaner to keep your Windows PC humming smoothly, keep reading: the utility was just indicted by Piriform, the British company that makes CCleaner, in a troubling ...

SAN FRANCISCO, Sept 18 (Reuters) - Hackers broke into British company Piriform's free software for optimizing computer performance last month and installed tools that could have allowed them to take ...

(Adds Cisco detected 200,000 connection attempts to malicious servers. Adds role of security firm Morphisec.) By Joseph Menn SAN FRANCISCO, Sept 18 (Reuters) - Hackers broke into British company ...