CAT, the full name of Cryptographic Algorithm Tool, is a compact Java encryption and decryption algorithm call toolkit.
The main update content of this version:
[新增] Three new message digest algorithms are added, namely MD2, MD4, and RipeMD-160;
[修正] Fixed the problem that the formula in the comment of the national secret SM2 algorithm was incorrect;
[补充] Supplementary description of fragment encryption in RSA algorithm
[删除] Delete the com.oogway.cat.test package in the version release package

MD2:

MD4:

RipeMD-160

CAT download address: https://gitee.com/bat/caT