We can still imagine a state actor spending the megadollars to research a reliable chip-cloning process, to bring parallel brute-forcing within reach. I wonder if the NSA have been on a SEM/FIB equipment buying spree lately.
The ultimate way to defeat physical or software attacks is to exploit intrinsic properties of the universe, which suggests finding a mathematical and/or quantum structure impervious to both.
Your reply is the kind of comment I come to HN for - we've started off talking about mobile device security and ended up discussing unbreakable quantum encryption.
The ultimate way to defeat physical or software attacks is to exploit intrinsic properties of the universe, which suggests finding a mathematical and/or quantum structure impervious to both.