Webmany theories suggest that the guard's identity is michael afton.
During the final cutscene of five nights at freddy's:
Sister location, michael says he will find his father, william.
Webmike is only a guard for fnaf 1, maybe 3, sl, and ffps.
He's also the dreamer of fnaf 4.
Jeremy is his own person, fritz might be mike but no solid proof of such.
Michael afton is typically portrayed as a human character with a relatively nondescript appearance, which is in keeping with his role as a security guard.
Webmichael mike schmidt (also known as michael afton) is the main character of five nights at freddy's and is the character that the player controls.
Mike schmidt is the security.