[Cryptography] Vulnerabilities (in theory and in practice) in P25 two-way radios

Matt Blaze mab at crypto.com
Wed Aug 10 12:06:48 EDT 2011

Our (Sandy Clark, Travis Goodspeed, Perry Metzger, Zachary Wasserman, Kevin Xu and me) Usenix Security paper on vulnerabilities in the P25 two-way radio system (used by public safety agencies in the US and elsewhere) is out today.



for the paper (pdf format) and


for a summary of mitigations.


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