Chronon Systems, which offers technology for recording and playing back Java programs, contends that the bytecode verifier featured in Java 7 is a huge step backward for the Java virtual machine. “The ...

bytecode-lang defines LSB, the single bytecode format of the LexerSketch toolchain: the instruction set, a versioned binary encoding, a verifier that proves a module safe to run before it runs, a ...

The verifier proves a bytecode file is stack-safe, jump-safe and type-safe before the VM runs it. The VM refuses unverified code.