Security & Testing Agent Skills for DeepSeek Harness

Create runtime-aware hook enforcement for repo tool constraints.

Audit the active toolguard permission configuration for security risks and flag dangerous allow rules and takeover-mode misconfigurations…

Provide a comprehensive, structured reference for the 100 most critical web application vulnerabilities organized by category.

Tests and evaluates any Claude Code skill for structural validity, quality, and trigger accuracy.

Generates a current RFC 6238 TOTP two-factor code from a shared secret the user already holds, via a bundled zero-dependency script that…

Stores and retrieves 2FA shared secrets and single-use backup codes safely - OS keychain, gitignored directory, or CI secret store - and…

This skill enables Claude to track and run regression tests, ensuring new changes don't break existing functionality.

Measures and interprets what a fuzzing campaign actually reaches, using llvm-cov, lcov, or a fuzzer's own coverage output.

Classifies and prioritizes security incidents using structured IR

Runs integration- and E2E-first test-driven development with a small number of broad vertical tests, pure-function unit tests, real…

Security best practices for TwinMind: on-device audio processing, encrypted

GAN thinking mode — when delivering X, also run an adversarial pipe asking "is X fundamentally flawed as a concept? achievable with…

Use when a PR or feature needs both specification and code-quality review

Use when writing or reviewing TypeScript tests, choosing between unit, contract, integration, and end-to-end layers, isolating database or…

File suffixes, directory layout, support code conventions, and mechanical enforcement for TypeScript test suites.

Generate UAT test cases from requirements and acceptance criteria with traceability

Use when encountering any bug, test failure, or unexpected behavior, before proposing fixes

Use when errors occur deep in execution and you need to trace back to find the original trigger - systematically traces bugs backward…

Unified Diagnostic Services implementation and validation expertise

Audit whole-system integrity after tasks for the active Change are complete by finding anti-patterns, coverage gaps, broken wiring, E2E…

Collaboratively investigate a GitHub issue or bug — trace history, understand architecture, diagnose root cause