And that's a long time

Do Your Passwords Meet the Proposed New Federal Guidelines?

The emphasis on length over complexity reflects decades of research showing longer passwords are significantly harder to crack. “A truly randomly chosen 24-character password is not going to be broken,” says Stuart Schechter, an associate at Harvard’s School of Engineering and Applied Sciences. “That’s long enough that it’s not likely to be broken in the lifespan of the universe.”

But better yet, passkeys.