C2SP/C2SP

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Community Cryptography Specification Project

Stars: 665
Forks: 105
Open beginner issues: 0
Indexed issues: 35
Avg merge: 1d 1h
Merged PRs (30d): 7

Dominant language: Go
License: No license data
Last GitHub push: Sep 6, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Open All

35 open issues indexed

How to expose a prime order group API for curves Open

new spec

C2SP/C2SP#1 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
age: is RFC 7539 reference wrong? Open

C2SP/C2SP#21 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
MPC specs for threshold signatures Open

new spec

C2SP/C2SP#25 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
age: streaming header MAC calculations Open

C2SP/C2SP#28 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
age-plugin: Specify error handling Open

C2SP/C2SP#32 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
age-plugin: Confirm whether shell aliases work for aliasing plugins Open

C2SP/C2SP#33 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
age-plugin: Decide whether or not to allow secret keys to be "annotated" as such Open

C2SP/C2SP#34 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
age: Integration with OpenPGP Card without a Plugin Open

C2SP/C2SP#40 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
chacha8rand: Define or reference key-erasure Open

C2SP/C2SP#46 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
chacha8rand: Specify counter in state compression encoding Open

C2SP/C2SP#47 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
chacha8rand: Fix typo Open

C2SP/C2SP#48 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
meta: maybe switch from branch protection to rulesets Open

C2SP/C2SP#58 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
meta: make it easy to add lints Open

C2SP/C2SP#59 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-checkpoint: set a maximum size Open

C2SP/C2SP#62 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Wycheproof Open

C2SP/C2SP#67 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-tiles: forbid logs from returning a 200 status for non-existent tiles Open

C2SP/C2SP#84 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-checkpoint: Add test vectors Open

C2SP/C2SP#99 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
chacha8rand: provide C reference implementation Open

C2SP/C2SP#100 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-witness: No notion of Log Provider authentication Open

C2SP/C2SP#115 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
signed-note: seemingly wrong different ID generation for ECDSA Open

C2SP/C2SP#135 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-tiles: endpoint immutability Open

C2SP/C2SP#145 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
XAES-256-GCM: test vectors for KC-XAES variant Open

C2SP/C2SP#173 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
well-known-public-keys: a spec for sharing public keys over TLS. Open

C2SP/C2SP#192 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
CCP-SIV: add a Python reference implementation Open

C2SP/C2SP#200 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-mirror: add-checkpoint should return text/x.tlog.mirror-info Open

C2SP/C2SP#221 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-cosignature: Stop cosigning extension lines Open

C2SP/C2SP#238 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-checkpoint: limit log origin line size Open

C2SP/C2SP#242 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
https-bastion: Suggestions and concerns Open

C2SP/C2SP#252 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-checkpoint: Specify that there can't be multiple signature lines with the same key name and key id Open

C2SP/C2SP#257 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-tiles: Ed25519 requirement is too strong mid PQ transition Open

C2SP/C2SP#275 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-mirror: (possibly mtc-tlog:) accepted logs Open

C2SP/C2SP#298 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
COCKTAIL-DKG: feedback on v0.2.1 Open

C2SP/C2SP#299 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
passkey-record: additional parameters Open

C2SP/C2SP#318 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
tlog-mirror: outdated link to tlog-witness Open

C2SP/C2SP#325 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
COCKTAIL-DKG: Use of non-zero functions to prevent zero-share issues? Open

C2SP/C2SP#338 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

C2SP/C2SP

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