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Smashing Security

Smashing Security

How a fake police officer nearly stole Graham's cryptocurrency

Aug 5, 2026 · 1h 0m

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About this episode

Graham gets a phone call from the police. Well, someone who sounds convincingly like the police. There's just one small problem: what they really want is the 24-word seed key to Graham's cryptocurrency wallet. Meanwhile, if you've stayed in a hotel recently, the free Wi-Fi you connected to might have come with an unexpected extra: an all-you-can-eat buffet of "Captive Crunch" for a Russian intelligence-linked hacking group. And a group calling itself the "ExFilSquad" has walked off with 600,000 records of the UK's teachers and head teachers from the Department for Education - sending an unusually polite ransom demand. All this and more in episode 479 of the "Smashing Security" podcast with…