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secp256k1

The Core Issue: libsecp256k1, Bitcoin’s Cryptographic Heart

Sebastian Falbesoner - February 26, 2026

From The Core Issue: The story of what started out as a "small hobby project" library, evolving into one of the most security-critical code paths for protecting a multi-trillion dollar asset.

TECHNICAL

Not ECDSA. Not Schnorr. Meet DahLIAS.

Kiara Bickers - May 21, 2025

Meet DahLIAS, a full aggregation signature scheme that works with secp256k1, Bitcoin's cryptographic curve.

TECHNICAL

secp256k1lab: An INSECURE Python Library That Makes Bitcoin Safer

Kiara Bickers - April 23, 2025

secp256k1lab hopes to streamline the development process of cryptographic protocols for BIP proposals with a standard library for secp256k1.

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secp256k1

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