{"repo":"NousResearch/hermes-agent","public_id":"12544","display_label":"Webhook HMAC validation order vs rate limiting","summary":"These items concern a bug where webhook requests with invalid HMAC signatures consume the authenticated rate-limit bucket, and a proposed fix to perform signature validation before rate limiting is applied.","subsystem":null,"counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":12843,"merged_at":"2026-04-20T05:45:08+00:00"},"resolution":{"state":"resolved","by":"pr-12843"},"freshness":{"state":"stale","last_verified_at":"2026-04-20T05:45:08+00:00","is_stale":true},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":12544,"pr_number":12843,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-04-20T05:45:08+00:00"}],"members":[{"kind":"issue","number":12544,"title":"webhook: invalid signatures consume the authenticated rate-limit bucket","url":null,"state":"closed"},{"kind":"pr","number":12827,"title":"fix(webhook): validate HMAC signature before rate limiting","url":null,"state":"closed","close_reason":{"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":12843,"title":"fix(webhook): validate HMAC signature before rate limiting (#12544)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["gateway/platforms/webhook.py","tests/gateway/test_webhook_signature_rate_limit.py"]}],"trust":{"default_tier":"verified","includes_suggested":false}}