Meanwhile…
The decade-long engineering efforts toward libsecp256k1, a minimal from scratch Bitcoin-specific library, result in an 800% speed up over OpenSSL while also:
- removing a problematic dependency
- avoiding side channel attacks
- being fully deterministic
Sebastian Falbesoner via
https://bitcoinops.org/en/newsletters/2025/11/07/#comparing-performance-of-ecdsa-signature-validation-in-openssl-vs-libsecp256k1
schmidty
npub1zs…kk4em
2025-11-07 18:52:01 UTC
Author Public Key
npub1zsu6h4pfsyt9atxv6prt64j645vlyv22jwkeh5y6mqlrxs47ex0svkk4emPublished at
2025-11-07 18:52:01 UTCEvent JSON
{
"id": "f268ca8bcc7b036e00ac579ab40e0c633b09f3c02cb674cf26812d54fba7e87a",
"pubkey": "1439abd42981165eacccd046bd565aad19f2314a93ad9bd09ad83e3342bec99f",
"created_at": 1762541521,
"kind": 1,
"tags": [
[
"r",
"https://bitcoinops.org/en/newsletters/2025/11/07/#comparing-performance-of-ecdsa-signature-validation-in-openssl-vs-libsecp256k1"
]
],
"content": "Meanwhile…\n\nThe decade-long engineering efforts toward libsecp256k1, a minimal from scratch Bitcoin-specific library, result in an 800% speed up over OpenSSL while also:\n\n- removing a problematic dependency\n- avoiding side channel attacks\n- being fully deterministic\n\nSebastian Falbesoner via\nhttps://bitcoinops.org/en/newsletters/2025/11/07/#comparing-performance-of-ecdsa-signature-validation-in-openssl-vs-libsecp256k1",
"sig": "93cf58f1d851abf8457e1cd2f6eeddfb2f26183d5ac35da366e2ee336aabd31449d2708733f8467a8b615597a8cef5d454d2238a1563289af789d93e2bbc1984"
}