Facebook.com Login Identify

Cause: Spam filters, incorrect phone number, or SMS delays.
Solutions:

The process breaks down when the system suspects you of being the impostor. Facebook.com Login Identify

Many users complain about excessive identity checks. However, from a security standpoint, these checks are vital. According to Facebook’s transparency reports, millions of login attempts daily are automated attacks (credential stuffing, brute force). The login identify process serves three critical functions: Cause: Spam filters, incorrect phone number, or SMS delays