The lock icon shown by browsers when the user is connecting to an “HTTPS” site is an indication that the connection is being secured, using a form of encryption that relies on an SSL “certificate” issued by a trusted certificate authority. Replacing SSL certificates is a significant security issue. It turns out that the same behavior is being exhibited by software that many people are inclined to trust: Avast’s anti-virus software! The primary issue concerning experts is that Superfish replaced SSL certificates, used for ensuring secure connections on the internet, with its own certificates. The security community is ablaze with news of Superfish being pre-installed on some Lenovo computers. February 24th, 2015 at 12:47 PM EST, modified
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