Abstract: Currently, Java serves as the core object-oriented programming language that is essential for students studying ICT. To support learners in acquiring Java programming skills, we have ...

A Java bytecode obfuscator that transforms JAR files to make decompilation harder. Class names (including homoglyphs and invisible chars), numeric constants, booleans, strings, and array dimensions ...

Abstract: As Ethereum smart contracts grow in complexity, upgrades are necessary but challenging due to their immutable nature. Proxy contracts enable upgrades without changing contract state, but ...