Crazy Danish Hacker – GSM Sniffing 6 – Locating cell towers
Episode 6: locating nearby GSM cell towers by decoding their broadcast identifiers. Combining kalibrate output with public cell tower databases to map the local RF environment.
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Crazy Danish Hacker – GSM Sniffing 5 – Kalibrate RTL
Episode 5: using kalibrate-rtl to detect GSM base stations and measure the frequency offset of the RTL-SDR dongle. A calibration step required before serious sniffing work.