No the IP can easily change depending how you access the account. The security seems to only matter bouncing back to you that would or could require additional security measures that you would need to provide but all in all if needed a phone call to the institution or as many of us have more than one brokerage firm.

...I haven't been following DWAC/TMTG trading?

I do like many get several calls everyday for money but I won't loosen up until I see the bottom line within the GOP.

....I heard Biden forgot he was President again and has been telling all his friends that he plans on running for Senate again.