bitcoin-core/secp256k1
View on GitHub ↗ ★ 2,502 C
Optimized C library for EC operations on curve secp256k1
10 mentions on Hacker News by 7 people: 2 stories, 8 comments · first 2016-08-11 · latest 2024-07-18
20082026
-
Here's a mathy explanation of its use in the real world (for peer to peer communications): https://github.com/bitcoin-core/secp256k1/blob/master/doc/el...
comment by jerry1979 · 2024-07-18 · in Elligator: Elliptic-curve points indistinguishable from uniform random strings (2013) -
…libraries for say secp256k1 [0]. Ref: [0] Optimized C library for EC operations on curve secp256k1 https://github.com/bitcoin-core/secp256k1
comment by dvas · 2024-05-02 · in Online Cryptography Course (2017) -
…https://github.com/kdmukai/nostr_vanity_npub which uses the python-nostr library which in turn uses https://github.com/bitcoin-core/secp256k1 . The test (single thread with -j1 flag) has some interesting result. Time taken to calculate 1…
comment by yegle · 2023-02-09 · in Apple’s 2½ year old iPhone 12 is 6% faster than the new Samsung Galaxy S23 Ultra -
…algorithm used by libsecp256k1 a while back, but it got the HN zomg-bitcoin-related quick flagging: https://github.com/bitcoin-core/secp256k1/blob/master/doc/sa... Safegcd-like functions requires somewhat more iterations but most of the…
comment by nullc · 2021-10-11 · in Binary GCD -
▲ 7
The safegcd implementation in libsecp256k1 explainedstory by nullc · 2021-06-20 · 1 comment
-
…The situation I've faced as an implementer is that people show up asking about a paper (e.g. https://github.com/bitcoin-core/secp256k1/issues/238 ) I read the paper, it discusses a risk vector we were aware of and believe we avoided and I…
comment by nullc · 2019-10-03 · in Side channel attacks against ECDSA/EdDSA signature generation in smart cards -
The constant-time operation implementation commits to libsecp256k1: https://github.com/bitcoin-core/secp256k1/search?utf8=%E2%9C...
comment by Empact · 2018-06-14 · in ECDSA Key Extraction Side Channel in Multiple Crypto Libraries -
…this attack efficiently. [1] https://lists.gnupg.org/pipermail/gnupg-announce/2018q2/0004... [2] https://github.com/bitcoin-core/secp256k1/blob/master/src/ec...
comment by jamoes · 2018-06-13 · in ECDSA Key Extraction Side Channel in Multiple Crypto Libraries -
…strange behaviors and documented them for the purpose of making a bug compatible implementation ( https://github.com/bitcoin-core/secp256k1/tree/master/contri... ), which required that: - All numbers are parsed as nonnegative integers,…
comment by nullc · 2017-07-20 · in Bitcoin Transaction Malleability -
▲ 2
Optimized C library for EC operations on curve secp256k1story by fanquake · 2016-08-11 · 0 comments