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#Cryptography

2 articles tagged #Cryptography.

The Coldcard Bitcoin Heist Was a PRNG Bug. Here's What It Teaches Every Developer About Randomness

Cybersecurity/Vulnerability Management·Aug 11, 2026·6 min read

The Coldcard Heist Was a PRNG Bug: The Lesson

A 2021 firmware error made Coldcard wallets seed from a software PRNG, not hardware. Attackers drained $70M in 41 minutes. The lesson isn't about Bitcoin.

CybersecurityCryptographyBackend

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Post-Quantum Cryptography Is Not a Future Problem. Here Is Your Migration Roadmap.

P.02

Cybersecurity/Cryptography·Feb 13, 2026·12 min read

Post-Quantum Cryptography Is Not a Future Problem. Here Is Your Migration Roadmap.

NIST finalized post-quantum standards in 2024. Harvest-now-decrypt-later attacks are already happening. If your migration plan starts with 'we will deal with it when quantum computers arrive,' you are already behind.

Quantum ComputingCryptographySecurity

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