TestHook

A xposed module which can hook common Java crypto methods and print logs.

Feature

Help you get the arguments/results of the following Java crypto methods:

• java.security.MessageDigest.digest()
• java.security.MessageDigest.digest(byte[] input)
• java.security.MessageDigest.update()
• java.security.MessageDigest.update(byte[] input)
• java.security.MessageDigest.update(byte[] input, int offset, int len)
• javax.crypto.Mac.doFinal()
• javax.crypto.Mac.doFinal(byte[] input)
• javax.crypto.Mac.doFinal(byte[] output, int outOffset)
• javax.crypto.spec.SecretKeySpec(byte[] key, String algorithm)
• javax.crypto.spec.SecretKeySpec(byte[] key, int offset, int len, String algorithm)
• javax.crypto.spec.DESKeySpec(byte[] key)
• javax.crypto.spec.DESKeySpec(byte[] key, int offset)
• javax.crypto.spec.IvParameterSpec(byte[] iv)
• javax.crypto.spec.IvParameterSpec(byte[] iv, int offset, int len)
• javax.crypto.spec.DESedeKeySpec(byte[] key)
• javax.crypto.spec.DESedeKeySpec(byte[] key, int offset)
• javax.crypto.Cipher.doFinal()
• javax.crypto.Cipher.doFinal(byte[] input)
• javax.crypto.Cipher.doFinal(byte[] input, int inputOffset, int inputLen)
• java.security.spec.X509EncodedKeySpec(byte[] encodedKey)
• java.security.spec.PKCS8EncodedKeySpec(byte[] encodedKey)
• java.security.spec.RSAPublicKeySpec(BigInteger modulus, BigInteger publicExponent)
• java.security.spec.RSAPrivateKeySpec(BigInteger modulus, BigInteger privateExponent)

Tips

This repo is just a toy, if you really need this, please try frida.