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.
See http://www.crypto.com/papers/p25sec.pdf for the paper (pdf format) and http://www.crypto.com/p25 for a summary of mitigations. -matt _______________________________________________ The cryptography mailing list cryptography@metzdowd.com http://www.metzdowd.com/mailman/listinfo/cryptography