The adware, named Superfish, is reportedly installed on a number of Lenovo’s consumer laptops out of the box. The software injects third-party ads on Google searches and websites without the user’s permission.
Some users are reporting that the adware actually installs its own self-signed certificate authority which effectively allows the software to snoop on secure connections, like banking websites and email.
This is a bad thing because it allows the software to decrypt communications between secure sites and their users.
Read the full story at TNW.