TgWechat: end-to-end encrypted chat plugin for WeChat

General Introduction

tgwechat is an open source WeChat plugin developed by developer dplusec. It protects WeChat chat privacy with end-to-end encryption, allowing users to send messages securely. The project went live on GitHub on August 31, 2019, under the GPL v3 license, and is free for personal use. tgwechat features users' freedom to switch encryption, a separate encryption key for each chatting object, and content transmitted to WeChat's server is encrypted but saved locally in plaintext for easy viewing. Officials emphasize that it is limited to personal entertainment, does not support illegal or commercial use, and is used at the user's own risk. WeChat version 2.6.8.65 and above is currently supported, but updates have been stalled for several years.

Function List

• end-to-end encryption: Provide encryption protection for WeChat, only the sending and receiving parties can decrypt the message.
• Freedom to switch encryption: The user can enable or disable encryption at any time.
• independent key: Generate different encryption keys for different chats to enhance security.
• Multi-opening support: By default, multiple instances of WeChat are supported to be open at the same time.
• Text and expression encryption: Supports encryption of individual chat text and built-in emoticons, group chat is limited to two people for testing.

Using Help

Installation process

The installation of tgwechat is quick and easy for Windows users. Below are the detailed steps:

1. Download the installation package
   • Find the latest version and download itTgWechat.exeInstall the package.
   • double-click to runTgWechat.exeThe interface will display options such as "Install", "Update", "Uninstall" and "Multi-Open WeChat".
2. Installation of plug-ins
   • Click "Install" and the program will automatically inject the plugin into WeChat.
   • Make sure the computer has WeChat installed and version 2.6.8.65 or above.
   • After the installation is complete, it will prompt success and you can launch WeChat directly.
3. Checking the installation
   • Open WeChat and log into your account.
   • If you see WeChat working properly, the plugin is in effect.

How to use the main features

Enable Encrypted Chat

• Enter Chat: After installation, open WeChat and enter any friend or two people chat window, the default is plaintext chat.
• Initiate encryption: Type in the chat box@cmd:encryptAnd send.
• Confirmation by the other party: The other party is also required to reply once received@cmd:encryptAfter both parties confirm, the chat begins to be encrypted.
• Effectiveness Verification: After encryption, the phone sees garbled code, but the computer (with tgwechat) shows plaintext for easy viewing.

Turn off encrypted chat

• End encryption: Either party types in the chat box@cmd:normalAnd send.
• restore the plaintext: After sending, the chat between the two parties reverts to normal plaintext mode.

Multi-open WeChat

• Enable Multi-Opening: After the installation is complete, runTgWechat.exeClick on "Multi-open WeChat".
• Operating Methods: Each click opens a new WeChat window, logging into different accounts without interfering with each other.

Encrypted text and emoticons

• text encryption: In encrypted mode, enter text and send it, and the content will be automatically encrypted for transmission.
• Emoji Encryption: WeChat's built-in emoticons can also be encrypted, and after sending them, the other party needs to install a plug-in to decrypt them for viewing.
• Group Chat Test: Two-person group chat supports encryption, input@cmd:encryptEffective afterward, but multi-person group chat is still in development.

Operation process details

1. initial use
   • Once the installation is complete, launch WeChat and find a friend to test it with.
   • importation@cmd:encrypt, have the other person enter it as well, and send a few messages to confirm that the encryption is in effect.
   • If the mobile display is messy and the computer display is normal, it means the function is normal.
2. everyday use
   • When you need to encrypt, enter commands directly into the chat without reinstalling the plugin each time.
   • On demand for multiple openings, run theTgWechat.exeClick on "Open multiple WeChat accounts" to use multiple accounts.
3. Frequently Asked Questions
   • WeChat won't open.: Check if WeChat version is lower than 2.6.8.65, upgrade and retry.
   • encryption failure: Make sure both parties enter@cmd:encryptOtherwise, it cannot take effect.
   • Uninstallation method: RunTgWechat.exeClick "Uninstall" to remove the plug-in.

caveat

• System Support: Currently only Windows is supported, a MacOS version is still being planned.
• Scope of use: The official statement is for personal entertainment only and illegal or commercial use is prohibited at your own risk.
• Update Status: The project was last updated a few years ago and may not be compatible with the latest WeChat, it is recommended to test compatibility.