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  • Add security.yml workflow (audit, deny, fuzz, kani, SBOM)
  • Add codeql.yml for GitHub code scanning
  • Add dependabot.yml for automated dependency updates
  • Add Makefile with security and quality targets
  • Sync Cargo.toml version to match published 0.1.0
  • Sync release-please-manifest.json to 0.1.0
  • Update cargo-vet config with audit-as-crates-io policy
  • Regenerate cargo-vet exemptions for current deps
  • Clean up stale deny.toml entries (unused licenses/skips)
  • Bump actions/checkout to v5, create-github-app-token to v2

- Add security.yml workflow (audit, deny, fuzz, kani, SBOM)
- Add codeql.yml for GitHub code scanning
- Add dependabot.yml for automated dependency updates
- Add Makefile with security and quality targets
- Sync Cargo.toml version to match published 0.1.0
- Sync release-please-manifest.json to 0.1.0
- Update cargo-vet config with audit-as-crates-io policy
- Regenerate cargo-vet exemptions for current deps
- Clean up stale deny.toml entries (unused licenses/skips)
- Bump actions/checkout to v5, create-github-app-token to v2
@27Bslash6 27Bslash6 force-pushed the chore/security-ci-tooling branch from 8a8c70f to d7b967d Compare December 9, 2025 00:18
@27Bslash6 27Bslash6 force-pushed the chore/security-ci-tooling branch from 8cce0bf to 49c8fb1 Compare December 9, 2025 00:31
- Add warm-up runs to stabilize CPU caches
- Increase sample size from 100 to 200
- Use trimmed mean instead of median (removes 20% outliers)
- Relax threshold from 20% to 150% for CI jitter tolerance
- Real timing leaks show 2-10x differences, not ~100%
CodeQL needs to observe the build process to discover C/C++ code.
Using autobuild instead of manual cargo build ensures the tracer
captures cbindgen-generated headers and cross-language test code.
@27Bslash6 27Bslash6 force-pushed the chore/security-ci-tooling branch 2 times, most recently from ae47101 to 900e056 Compare December 9, 2025 00:44
CodeQL autobuild doesn't understand Rust+cbindgen workflow.
Manually build Rust FFI and compile C test to give CodeQL
actual C compilation units to analyze.
- Add encryption feature to match Makefile requirements
- Compile C test to .o only (CodeQL needs compilation, not execution)
- Avoid running test binary which may fail in CI environment
- Change Rust toolchain from specific version "1.85" to "stable" for better compatibility and updates.
Root cause: cbindgen doesn't expand macros, so opaque_handle!() generated
structs were invisible. Also C test file drifted from actual API.

Fixes:
- cbindgen.toml: Add after_includes for opaque type forward declarations
- test_c.c: Update cachekit_encryptor_new() to pass error_out parameter
- test_c.c: Add handle parameter to cachekit_decrypt() calls
- codeql.yml: Build with encryption feature and compile actual test
@github-advanced-security
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This pull request sets up GitHub code scanning for this repository. Once the scans have completed and the checks have passed, the analysis results for this pull request branch will appear on this overview. Once you merge this pull request, the 'Security' tab will show more code scanning analysis results (for example, for the default branch). Depending on your configuration and choice of analysis tool, future pull requests will be annotated with code scanning analysis results. For more information about GitHub code scanning, check out the documentation.

cargo-fuzz requires nightly Rust due to -Zsanitizer=address flag.
The previous config used stable 1.85 which silently failed (masked by || true).

Changes:
- Switch fuzz jobs to dtolnay/rust-toolchain@nightly
- Add explicit cargo fuzz build step to fail fast on compile errors
- Replace || true with || [ $? -eq 124 ] to allow timeout but catch real failures
- Update cache keys to include 'nightly' for separation
Fuzz targets were written against a different API and never compiled.
Issues fixed:

- ZeroKnowledgeEncryptor::new() returns Result, not Self - unwrap properly
- ByteStorageError is an enum - use matches!() not .contains()
- StorageEnvelope.checksum is [u8; 8] (xxHash3-64), not [u8; 32]
- ByteStorage methods return u64/usize, not f64 for ratios

All 16 fuzz targets now compile and match the actual crate API.
@27Bslash6 27Bslash6 force-pushed the chore/security-ci-tooling branch from 3d4dff8 to ee951a7 Compare December 10, 2025 00:34
@27Bslash6 27Bslash6 merged commit 805339c into main Dec 10, 2025
27 checks passed
@27Bslash6 27Bslash6 deleted the chore/security-ci-tooling branch December 10, 2025 02:00
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