People who work in large corporate settings where things like this are a risk, do you have any existing rules or standardized best practices for how to minimize the risk?

People who work in large corporate settings where things like this are a risk, do you have any existing rules or standardized best practices for how to minimize the risk?

https://twitter.com/RichardHanania/status/1754257428198416393

Short answer: no

However, such transfer usually would require multiple people to check and validate, multiple email confirmations, verification of bank account details, etc.

Having said that, you are highlighting a legitimate threat. PGP email may help.