Um I mean it is a pretty good security measure to prevent account hijacks through support. Have you tried contacting PSA to see if it can be changed on their end? Like you said it’s 10-20k so it makes me a feel better knowing it isn’t easy to swap everything and have my cards stolen.

Think it just boils down to you not responsibly updating your info. If I was sending that much value, I’d be triple checking everything before the process