Alternatives
Products that do what QA Shield — Environment Guard does
Protect QA workflows: warn on production environments
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I noticed the growing security concerns around MCP (https://news.ycombinator.com/item?id=43600192) and built an open source tool that can detect several patterns of tool poisoning attacks, exfiltration channels and cross-origin manipulations. MCP-Shield scans your installed servers (Cursor, Claude Desktop, etc.) and shows what each tool is trying to do at the instruction level, beyond just the API surface. It catches hidden instructions that try to read sensitive files, shadow other tools' behavior, or exfiltrate data. Example of what it detects: - Hidden instructions…
2025 · github.com
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Know What an Attacker Could See—Before They Do.
Jul 2026 · janusshieldportal.coretechapps.com
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Sanitize your AI prompts before you leak secrets.
Dec 2025 · my-privacy-shield.netlify.app
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Hey folks, I built out a chrome extension to make it easy to share bug reports with your teams. It's a super simple and easy to use product. Would be grateful for feedback if you use it. Thanks!
2024 · chromewebstore.google.com
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