So, I understand what they intend it to mean (and maybe that wasn't clear from my original message; I work in cybersec). But what you have described is an encry

So, I understand what they intend it to mean (and maybe that wasn't clear from my original message; I work in cybersec). But what you have described is an encryption scheme which meets certain standards (i.e. it is XYZ compliant). I don't think it is justifiable to call that "military grade", and that saying so is a misrepresentation used by marketing folk.