When you buy through our links, Business Insider may earn an affiliate commission. Learn more Facebook has dozens of apps spread across even more platforms. And although Facebook's apps have ...

Essentially, Facebook will beam a one-time password to a user's mobile phone ... the ability for Facebook users to see their recent log in activity in the Account Security section of the Account ...

An internal probe found that Facebook staffers had been building applications that logged unencrypted password ... elements that contained plain text user passwords. Facebook Software Engineer ...