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Harden applications against AI-assisted attacks

You Know Code, We Know Security

Secure .NET, Java, JavaScript, and Android applications as part of a layered defense strategy—making your code hard to target.

Trusted by 5,000+ companies worldwide

AI makes attacks cheap and fast. PreEmptive keeps you protected.

PreEmptive embeds directly into your build process, raising the time, cost, and effort of reverse engineering to the point where it's no longer worth the attempt. No code changes, no runtime overhead. Just applications that don't give attackers a way in.

Defense built into every line of code

Stop Reverse Engineering

Protect sensitive algorithms, logic, and code before attackers can exploit them.

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Harden Source Code

Reduce attack surface and block automated and AI-assisted analysis.

Secure Every Build

Embed protection into build pipelines for automatic security and compliance.

Find the right protection for your platform

Dotfuscator For

.NET MAUI

Secure your .NET MAUI applications with Dotfuscator.

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DashO For

Android & Java

Harden Android and Java applications with DashO.

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JSDefender For

JavaScript

Protect JavaScript applications with JSDefender.

Protect Now

See the Power of Code Obfuscation for Yourself

See how PreEmptive makes code significantly harder to analyze and reverse engineer.

See how it works

Trusted By Developers

5,000+

Companies

"It’s very easy to work with, and doesn’t add any burdens or problems to our normal flow of releasing a version. … It’s very seamless."

Alon Geri, Co-Founder & Chief Software Engineer

Surgical Theatre

300K+

Developers

"Easy to set up, and the support team is super responsive. We were able to implement Dotfuscator for our .NET applications and it was easy to set up and all required documents were available for us."

DevOps Engineering

Team Lead