Yeah, I guess I am misunderstanding what you are trying to say, then, because from my interpretation, this more or less sounds like BlastDoor, but with an added

Yeah, I guess I am misunderstanding what you are trying to say, then, because from my interpretation, this more or less sounds like BlastDoor, but with an added user/contact component. Adding the user component sounds like an interesting idea, but you've still got to parse the/a payload to get to that. And if you're looking to a zero trust style model, you definitely don't want security decisions put to users (aka "Grandpa Bob"), as demonstrated by email spam/phishing/malware.