Strange stories, erased records, and inexplicable incidents scattered across the world. The Bureau 'recovers' them and delivers them to you, the recipient. Whether you believe it or not is up to you, ...

For decades, Elizebeth Smith Friedman worked in near-total secrecy, cracking codes that shaped the outcome of two world wars.

OverTheWire: Bandit is the ultimate wargame for anyone who wants to actually learn Linux — not just read about it, but live it. Over 34 increasingly challenging levels, you'll SSH into remote servers, ...

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