3 ms·
In the paper Reconsidering Physical Key Secrecy: Teleduplication via Optical Decoding (http://vision.ucsd.edu/~blaxton/pagePapers/laxton_wang_savage_ccs2008.pdf
by oskarth 11y ago
In the paper Reconsidering Physical Key Secrecy:
Teleduplication via Optical Decoding (http://vision.ucsd.edu/~blaxton/pagePapers/laxton_wang_savage_ccs2008.pdf http://vision.ucsd.edu/~blaxton/pagePapers/laxton_wang_savag...) they manage to decode a key from 200 feet away. Pretty cool stuff.