UYA Medius Tool

This tool can be used to manually encrypt/decrypt Ratchet & Clank 3: Up Your Arsenal medius network packets for the PlayStation 2.

Ported over from the original project in C#.

Read more about the Ratchet & Clank 3: Up Your Arsenal protocol here.

Usage

Script usage:

You can execute the build.sh or build.bat script to build the jar. Then you can execute the launch.sh or launch.bat script to run the jar located in target/.

Example:

./launch.sh <mode> -k [key] -m <message>

CLI usage:

uyamediustool.jar <mode> -k [key] -m <message>

• mode: Can be encrypt or decrypt.
• key: Is the 64 hexstring key. (optional).
• message: Is whatever message you want to encrypt.

You can use this tool via the command-line directly, for example:

java -jar uyamediustool.jar decrypt -k 60937E5CD170EF0B5E0DF26DD93D84F04723CEDA8946886A329C8BE407D82EFADB383517D488448D5CA6F5D5F0204DC7BF5100528CE0373B7FDE1AA379D59486 -p 871700cdebc0747f0f52caad4b42ae74300f7d67bcd64f3eb158ed62a087

Contribution

Huge thanks to Dnawrkshp for reverse engineering the RC4 and RSA encryption.