Data verified Apr 2026
ADYour product here. Reach security decision-makers.Launch a campaignNoPP Description
NoPP (No Prototype Pollution) is a tiny helper designed to protect against Prototype Pollution vulnerabilities in your application by calling Object.freeze for some built-in JavaScript objects. By freezing an object, it prevents new properties from being added, existing properties from being removed, and values from being changed, ensuring that prototype changes only occur during initialization.
NoPP FAQ
Common questions about NoPP including features, pricing, alternatives, and user reviews.
NoPP is Protect against Prototype Pollution vulnerabilities in your application by freezing JavaScript objects. It is a Application Security solution designed to help security teams with Vulnerability.
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