Protect Java code from decompilation

Java, Tomcat, SpringBoot Applications hardening and protection, a solution beyond obfuscation

We are committed to providing the best Java source code protection solution, fully considering the characteristics of JVM and JAVA language, and launching the most suitable Java code protection solution for the current situation.

Get Started

We currently support three types of Java applications: JavaSE, Tomcat, and Spring Boot. Click the button on the right to learn how to use Protector4J to protect your application.

Watch tutorial videos on YouTube Watch tutorial videos on Bilibili

Contact Us

You can leave message here, or directly send mail to [email protected], we will get back to you ASAP