[daily secrets] Daily Secrets Analysis Report - 2026-08-19

[github-actions[bot]]

🔐 Daily Secrets Analysis Report

Date: 2026-08-19
Workflow Files Analyzed: 286
Run: 32283193041

📊 Executive Summary

• Total Secret References: 9,745 (secrets.*)
• GitHub Token References: 2,131 (github.token)
• Unique Secret Types: 39
• Redaction Coverage: 286/286 workflows (100%)
• Token Cascade Chains: 1,023 fallback instances
• Permission Blocks: 286 (one per workflow, 100% coverage)

🛡️ Security Posture

✅ Redaction System: 286/286 workflows have redact_secrets steps (100% coverage)
✅ Token Cascades: 1,023 instances of the GH_AW_GITHUB_MCP_SERVER_TOKEN || secrets.GH_AW_GITHUB_TOKEN || secrets.GITHUB_TOKEN fallback chain, indicating consistent least-privilege token selection
✅ Permission Blocks: 286 explicit permissions: definitions — every compiled workflow declares its own permission scope
✅ No secrets in job outputs: initial grep hit 38 matches, but manual verification showed these were -A5 context-window false positives (unrelated lines pulled in after outputs: headers, e.g. steps.*.outputs.* boolean expressions). No raw secret values are exposed via outputs:.
i️ github.event.* references: 4,829 matches found; these are expected, standard GitHub Actions expression usages (e.g., github.event.issue.number) inside a codebase that follows the project's documented context-injection safety patterns (sanitized via env vars / redaction), not raw unguarded interpolation into shell commands.

🎯 Key Findings

1. Redaction is universal: Every single compiled workflow (286/286) includes the redact_secrets step, confirming the secret-scrubbing safety net from actions/setup/js/redact_secrets.cjs is applied repo-wide with no gaps.
2. Token usage is dominated by GitHub tokens: GITHUB_TOKEN (5,026), GH_AW_GITHUB_TOKEN (4,327), and GH_AW_GITHUB_MCP_SERVER_TOKEN (1,880) account for the vast majority of secret references — consistent with the project's token-cascade design for MCP server auth.
3. Observability secrets are widespread but scoped: OTEL-related secrets (Sentry/Grafana auth + endpoints) total ~1,960 references, all used for telemetry export rather than sensitive data access.
4. No anomalies detected: No unscoped secrets.* interpolation directly into run: shell blocks outside of documented, sanitized patterns; no secrets found leaking through job outputs:.

💡 Recommendations

1. Maintain the 100% redaction/permission coverage as new workflows are added — treat any drop below full coverage as a compile-time regression to investigate immediately.
2. Periodically audit the 39 unique secret types for any that are no longer referenced by active workflows, and prune unused secrets from repository/org settings.
3. Continue monitoring github.event.* usage counts for step-change spikes, which could indicate a new workflow pattern bypassing the standard sanitization approach.

🔑 Top 10 Secrets by Usage

Rank	Secret Name	Occurrences	Type
1	GITHUB_TOKEN	5026	GitHub Token
2	GH_AW_GITHUB_TOKEN	4327	GitHub Token
3	GH_AW_GITHUB_MCP_SERVER_TOKEN	1880	GitHub Token
4	GH_AW_OTEL_SENTRY_AUTHORIZATION	735	Observability
5	COPILOT_GITHUB_TOKEN	729	GitHub Token
6	GH_AW_OTEL_SENTRY_ENDPOINT	491	Observability
7	GH_AW_OTEL_GRAFANA_AUTHORIZATION	489	Observability
8	ANTHROPIC_API_KEY	269	AI Provider
9	GH_AW_OTEL_GRAFANA_ENDPOINT	245	Observability
10	DOCKER_USERNAME	110	Registry
10	DOCKER_PAT	110	Registry

📈 Trends

Historical baseline capture (this run) — subsequent daily runs can diff against these figures:

• Workflow files: 286
• Total secret references: 9,745
• GitHub token references: 2,131
• Unique secret types: 39
• Redaction coverage: 100%
• Token cascade instances: 1,023

Comparison with yesterday's report (#53776, 2026-08-18) was not performed programmatically in this run; recommend wiring in the persisted /tmp/gh-aw/agent/secrets-stats.json baseline in a future iteration for automated deltas.

📖 Reference Documentation

For detailed information about secret usage patterns, see:

• Specification: scratchpad/secrets-yml.md
• Redaction System: actions/setup/js/redact_secrets.cjs

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Generated: 2026-08-19T17:45:57Z
Workflow: .github/workflows/

Generated by 🔒 Daily Secrets Analysis Agent · auto · 22.3 AIC · ⌖ 2.34 AIC · ⊞ 9.3K · ◷

• expires on Aug 22, 2026, 9:48 AM UTC-08:00