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C2SP

4 indexed repositories · View on GitHub

wycheproof
Project Wycheproof tests crypto libraries against known attacks.

Go · 3109 stars
C2SP
Community Cryptography Specification Project

Go · 665 stars
CCTV
Community Cryptography Test Vectors

Go · 107 stars
x509-limbo
A suite of testvectors for X.509 certificate path validation and tools for building them

C++ · 70 stars

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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tlog-mirror: outdated link to tlog-witness Open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
Determine a key reuse/output regeneration policy Open

C2SP/x509-limbo#8 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Idea: add a `limbo` subcommand that generates a reasonably formatted GitHub issue Open

enhancement :sparkles:

C2SP/x509-limbo#12 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Support `key_usage` in the harnesses Open

enhancement :sparkles:

C2SP/x509-limbo#36 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Consider modelling failure reasons into Limbo spec Open

enhancement :sparkles:

C2SP/x509-limbo#43 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Stabilize identifiers Open

C2SP/x509-limbo#87 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Render the JSON schema on the site Open

enhancement :sparkles:

C2SP/x509-limbo#112 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
CI: Enforce that `limbo.json` is up-to-date Open

component:CI/CD :robot:

C2SP/x509-limbo#150 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Track and report harness-found bugs to upstream implementations Open

C2SP/x509-limbo#155 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Communicate "why it matters" on each testcase Open

C2SP/x509-limbo#161 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Additional harness ideas Open

component:tests :test_tube: enhancement :sparkles:

C2SP/x509-limbo#168 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Additional testcases Open

component:tests :test_tube:

C2SP/x509-limbo#174 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Do a proper release + embed `limbo.json` as a release asset Open

C2SP/x509-limbo#188 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
RFE - Expected path in limbo.json Open

C2SP/x509-limbo#195 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Regression detection follow-ons Open

C2SP/x509-limbo#202 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Provide test cases as PKCS #7 alongside JSON Open

good first issue help wanted

C2SP/x509-limbo#513 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
PRs from third-party forks trigger workflow errors Open

C2SP/x509-limbo#539 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
CABF test: certs with different subject/issuer encodings should be rejected Open

C2SP/x509-limbo#563 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add tests cases for CVE-2026-27137 and CVE-2026-27138 Open

help wanted

C2SP/x509-limbo#565 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
pathlen::intermediate-pathlen-may-increase is incorrect Open

C2SP/x509-limbo#581 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
More CVE testcases Open

C2SP/x509-limbo#593 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
rfc5280::nc::permitted-dns-match-noncritical is unlikely to ever be considered invalid Open

C2SP/x509-limbo#602 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Link to search for root-program trusted certificates violating each testcase Open

C2SP/x509-limbo#622 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Broken RFC5280 test cases due to incorrect chain Open

C2SP/x509-limbo#634 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
webpki::aki::root-with-aki-* tests use invalid chains Open

C2SP/x509-limbo#641 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

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