HAVAL is a hash function invented by Yuliang Zheng, Josef Pieprzyk, and Jennifer Seberry in 1992. This online tool allows you to generate the Haval160,4 hash of any string. Use this fast, free tool to create an Haval160,4 hash from a string. Generate your Haval hash in just two simple steps. Step 1: Input your string in the given box. Step 2: Press the Generate button. Your code is generated.