@inproceedings{czeskis-ccs08, Author = {Alexei Czeskis and Karl Koscher and Joshua R. Smith and Tadayoshi Kohno}, Booktitle = {ACM Conference on Computer and Communications Security}, Pages = {479-490}, Title = {RFIDs and secret handshakes: defending against ghost-and-leech attacks and unauthorized reads with context-aware communications}, Year = {2008}}