LinkedIn Adds Two-Step Authentication Too
LinkedIn apparently didn’t want to get left out of the party, as they too have now added a second step in their authentication process. At this point I think it’s safe to say we’re getting quite close to the “hundredth monkey effect,” where having a second verification step will soon be considered the de facto [...]
http://www.intego.com/mac-security-blog/linkedin-adds-two-step-authentication-too/