FinalShell 凭据查看工具 / FinalShell Credential Viewer

⚠️ 仅支持 Windows / Windows only

中文 | English

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中文说明

简介

用于查看并解密 FinalShell SSH 客户端（Windows 版）保存的连接密码，支持 FinalShell 2.x 旧版和 3.x 新版加密格式。

功能

• 单条解密：粘贴加密字符串（Base64），一键解密并复制
• 批量解密：自动查找或手动选择 FinalShell conn 目录，列表展示所有连接的主机、用户名、密码
• 一键复制：点击密码列单元格直接复制到剪贴板
• 导出 CSV：将所有连接信息导出为 CSV 文件

使用方法

方式一：直接运行 exe（推荐，无需安装 Python）

下载 FinalShell凭据查看工具.exe，双击运行即可。

若被 360/Windows Defender 拦截，右键 → 允许运行。

方式二：运行 Python 脚本

依赖

Python 3.8+
pycryptodome

安装依赖

pip install pycryptodome

运行

python finalshell_decoder.py

FinalShell conn 目录位置

%LOCALAPPDATA%\finalshell\conn

通常为 C:\Users\<用户名>\AppData\Local\finalshell\conn

支持的加密版本

版本	算法
FinalShell 3.x	JavaRandom 推导密钥 + DES/ECB
FinalShell 2.x / 旧版	固定密钥 finashell + DES/ECB

免责声明

本工具仅用于恢复自己的连接密码，请勿用于非法用途。

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English

Introduction

A Windows GUI tool to decrypt connection passwords saved by the FinalShell SSH client (Windows edition). Supports both FinalShell 2.x (legacy) and 3.x encryption formats.

Features

• Single decrypt: Paste an encrypted Base64 string and decrypt it instantly
• Batch decrypt: Auto-detect or manually select the FinalShell conn directory; view all connections with host, username, and plaintext password in a sortable table
• One-click copy: Click any cell in the password column to copy it to clipboard
• CSV export: Export all connection records to a CSV file

Usage

Option 1: Run the pre-built exe (recommended, no Python needed)

Download FinalShell凭据查看工具.exe and double-click to run.

If blocked by 360 Antivirus or Windows Defender, right-click → Allow / Run anyway.

Option 2: Run the Python script

Requirements

Python 3.8+
pycryptodome

Install dependencies

pip install pycryptodome

Run

python finalshell_decoder.py

FinalShell conn Directory

%LOCALAPPDATA%\finalshell\conn

Usually: C:\Users\<username>\AppData\Local\finalshell\conn

Supported Encryption Versions

Version	Algorithm
FinalShell 3.x	JavaRandom-derived key + DES/ECB
FinalShell 2.x / Legacy	Fixed key finashell + DES/ECB

Disclaimer

This tool is intended solely for recovering your own connection passwords. Do not use it for any illegal purposes.

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Screenshot / 截图

GUI with two tabs: single decrypt and batch decrypt with sortable table.

License

MIT