Kraken A5/1 on macOS ARM64 (port notes)
Frank Stevenson’s Kraken builds on Apple Silicon with three patches and a semaphore shim. CPU cracker only. Cross-checked against libosmocore.
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Crazy Danish Hacker – Spy on anyone’s location
Crazy Danish Hacker uses GSM sniffing techniques to correlate cell tower interactions and infer a target device’s approximate location: a demonstration of how the GSM protocol leaks location metadata by design.
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Crazy Danish Hacker – GSM Sniffing 1
Episode 1 of Crazy Danish Hacker’s GSM Sniffing series: introduction to the topic, what the series will cover, and the legal boundaries of intercepting GSM traffic in a controlled lab.
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Crazy Danish Hacker – GSM Sniffing 2 – Requirements
Episode 2: hardware requirements for GSM sniffing. RTL-SDR dongle with E4000 tuner, appropriate antennas, and a Linux workstation. Overview of the toolchain needed for later episodes.
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Crazy Danish Hacker – GSM Sniffing 10 – SMS Decryption
Episode 10: SMS decryption. Feeding the captured Kc session key back into the GSM traffic capture to decrypt SMS bursts and recover the plaintext message.
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