Reliable Switch

SWB9-1> (enable) sh ver WS-C4003 Software, Version NmpSW: 7.6(1) Copyright (c) 1995-2003 by Cisco Systems, Inc. NMP S/W compiled on Apr 16 2003, 18:56:05 GSP S/W compiled on Apr 16 2003, 16:56:33 System Bootstrap Version: 6.1(5) Hardware Version: 2.6 Model: WS-C4003 Serial #: xxxxxxxxxxx Mod Port Model Serial # Versions

GPS hacking

When I read articles about the potential security issue with GPS, my fist reaction was “How can they hack a GPS without interfering with the satellite signals?“. In fact, it’s much more simple! More and more GPS models on the market come with a builtin TMC receiver (Traffic Message Channel)

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