I am going to get a lot of downvotes for this but I am still curious to hear what solutions the HN community could come up with for the problem Facebook is facing: Some of the accounts have been hacked. You locked the accounts as a security measure. Now you need to validate that some person is the actual owner of the account. How would you solve this problem? (Sending a code via text message to the owners mobile devi…
* A video call with a Facebook agent who verifies you.
* Uploading a picture of yourself holding a card that says 'Facebook', their city and the current date or similar. The city is something that FB can verify with IP address and account profile.
Yes, these aren't 'web scale' methods but I surely hope that they aren't just using OCR to validate Government IDs.