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3DSavetool 3DS

From GameBrew

3DSavetool
3dsavetoolcre2.png
General
Authorcrediar
Last Updated2011/04/06
TypeSave and Game Managers
Version0.2b
LicenseMixed
Links
Download
Website

3DSaveTool can be used to find the XOR key used for encryption and use it to encrypt/decrypt EEPROM savefiles of 3DS games.

User guide

How to use:

3DSaveTool [-x|-f] in.bin out.bin key.bin

x: Decrypt/encrypt a savefile
f: Find XOR key

Example usage:

3DSaveTool -x savefile.bin [decrypted.bin|encrypted.bin] key.bin3DSaveTool -f savefile.bin key.bin

Changelog

v0.2b

  • Fixed a bug in the 0xFF block detection.

v0.2

  • De/encrypting now starts at 0x1000.
  • Fixed a few new line errors in the usage info.
  • When de/encrypting only 512byte blocks of 0xFF are skipped now.
  • Fixed a bug which would not de/encrypt the last 0x2000 bytes.

External links