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Dev tools · March 24, 2026

API Shield

API Key & Secret Leak Detector

What it does

You paste an API key into your code "just for testing" then git push. Within minutes, automated bots have already harvested it. API Shield eliminates this risk entirely. It scans your code in real-time, directly inside VS Code, no cloud, no APIs, no telemetry. Every keystroke is checked locally on your machine. Real-time API key & secret leak detector for VS Code Catch leaked credentials before they reach Git 100% local, zero cloud dependencies.

Does a similar job

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  • KD
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    I built this after seeing multiple teams accidentally ship API keys in their frontend code. The problem: Modern web development moves fast. You're vibe-coding, shipping features, and suddenly your AWS keys are sitting in a tag visible to anyone who opens DevTools. I've personally witnessed this happen to at least 3-4 production apps in the past year alone. KeyLeak Detector runs through your site (headless browser + network interception) and checks for 50+ types of leaked secrets: AWS/Google keys, Stripe tokens, database connection strings, LLM API keys (OpenAI, Claude, etc.), JWT…

  • GitGuardian Shield2020 · ▲80

    Open sourced application to detect security vulnerabilities.

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    Detect secrets in source code, public and private!

  • HasMySecretLeaked2023 · ▲160

    Check if your secrets and API keys have leaked on GitHub.

  • Securelog2024 · ▲112

    Prevent leaked secrets across code, logs, and pipelines

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