 Because if there's a random third party that's trying to, they might know your password to your Facebook account. But they can't get that six-digit combo. Yeah, they don't have your cell phone in their pocket, though, you know. So that's huge. Two-factor authentication is huge. One thing, though, is, like, Microsoft is moving Outlook. You have to use two-factor authentication. That's going to happen, like, within the next month. But that being said, if this is something that you're still trying to familiarize yourself with,