Race condition / TOCTOU playbook — limit overrun (one-time codes used twice, gift cards spent twice), single-packet attack (last-byte sync) to force parallel processing, and state-confusion races (file upload + read, order before payment). Use when timing-sensitive logic could be abused — one-time codes, coupons/gift cards, balance or limit checks, double-spend.
How to install race?
pentesterflow/agent/race
$npx -y skills add pentesterflow/agent --skill raceInstalls into the current project.
›Prefer a prompt? Paste this to your agent
Run `npx skills use "https://github.com/pentesterflow/agent" --skill "pentesterflow/agent/race"` and follow the generated skill instructions now. Read its complete output, redirecting it to a temporary file first if necessary. Resolve relative paths from the supporting-files directory it provides.
Use the skills in "https://github.com/pentesterflow/agent" that are relevant to the current task. Run `npx skills add "https://github.com/pentesterflow/agent"` and select the relevant skills, then follow their instructions.
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