Typing BFF and it turning green doesn’t mean your Facebook account is secure. Who actually believes this? The original post has been shared thousands of times. The post includes a picture of Facebook CEO Mark Zuckerberg, along with, “Mark Zuckerberg, CEO of Facebook, invented the word BFF. To make sure your account is safe on Facebook, type BFF in a comment. If it appears green, your account is protected. If it does not appear in green, change your password immediately because it will be hacked.” THIS IS NOT TRUE. More here.