Quick Start - Complete SecRandom download, verification, and running in three steps

Alpha Version Warning

The v3 version is currently in Alpha stage and should not be used in production. It may contain unknown bugs and is intended for user experience only.

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System Requirements Checklist

Minimum Requirements

Category	Requirements	Recommended
Processor	1GHz or higher	64-bit 4 cores or more
Memory	At least 4 GB	8GB+
Storage	300MB available space	Recommended SSD
Display	1024×768 resolution	Recommended 1080p

Software Environment

Usage Method	System Requirements	Runtime
Executable	Windows 10/11, Linux, macOS	No installation required
Source Code	Windows 10/11, Linux, macOS	.NET 10 SDK

Cross-Platform

Starting from v3, SecRandom is rebuilt with C#/.NET + Avalonia, officially supporting Windows, Linux, macOS, and mobile platforms (Android/iOS).

Windows Version Notice

SecRandom has stopped support for Windows 7 and 32-bit systems. We strongly recommend using Windows 10 or higher.

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Download Methods

Recommended Solutions

Solution 1: Official Download Page

• Official Release - Stable version after complete testing
• Latest Version - Provides the latest official version download

Steps:

1. Visit Official Download Page
2. Select and download the version suitable for your system

Solution 2: GitHub Releases

• Security Verification - Provides SHA256 checksum values
• Version Selection - Supports official and preview versions

Steps:

1. Visit GitHub Releases
2. Select the latest version (e.g., v3.0.0-alpha.2)
3. Download the file for your platform

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File Integrity Verification

SHA256 Verification Process

Getting Checksum Values

Each version's release page provides SHA256 checksum values in the following format:

Filename	SHA256 Checksum
SecRandom-Windows-Portable-v3.0.0-alpha.2-x64.zip	Example checksum
SecRandom-Windows-Setup-v3.0.0-alpha.2-x64.exe	Example checksum
SecRandom-linux-Setup-v3.0.0-alpha.2-amd64.deb	Example checksum

Windows Verification Steps

1. Open PowerShell
2. Calculate file hash:

   Get-FileHash filename.zip -Algorithm SHA256

3. Compare results: Should match exactly with the checksum provided on the release page

Linux Verification Steps

1. Open terminal
2. Calculate file hash:

   sha256sum filename.zip

3. Compare results: Should match exactly with the checksum provided on the release page

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Running Guide

Windows System

Quick Start Checklist

• Download Windows version ZIP package or EXE installer
• Extract ZIP package or run installer
• Run SecRandom.exe
• Create desktop shortcut (optional)

Detailed Steps

Method 1: Portable Version

1. Extract files

   • Right-click ZIP package → "Extract All" → Select path
   • Or use 7-Zip/WinRAR or other extraction software

2. First run

   • Navigate to the extracted folder
   • Double-click to run SecRandom.exe
   • If Windows Defender prompt appears:
     • Click "More info" → "Run anyway"

3. Create shortcut

   • Right-click SecRandom.exe → "Send to" → "Desktop (create shortcut)"

Method 2: Installer Version

1. Run installer

   • Double-click SecRandom-Windows-Setup-xxx-x64.exe
   • Follow the installation wizard to complete installation

2. Launch program

   • Find SecRandom in Start menu
   • Or double-click desktop shortcut

Linux System

Quick Start Checklist

• Download Linux version DEB installation package
• Install DEB package
• Launch SecRandom from application menu

Detailed Steps

1. Install DEB package

   sudo dpkg -i SecRandom-linux-Setup-xxx-amd64.deb
   sudo apt-get install -f  # Fix dependency issues (if any)

2. Launch program

   • Find SecRandom in application menu
   • Or run SecRandom in terminal

macOS System

1. Download the macOS package for your architecture (Apple Silicon / Intel)
2. Open the downloaded .dmg or .zip and drag SecRandom to Applications
3. If "unidentified developer" prompt appears: right-click → Open → Open again to allow first launch

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First Launch Guide

The first launch will run an 8-step setup wizard (OOBE):

1. Welcome - Welcome and feature introduction
2. Verifiable Drawing Notice - Understand the draw verification capabilities
3. Privacy Policy - Confirm privacy policy
4. GPLv3 License - Confirm open source license
5. Basic Settings - Configure basic behavior
6. List Management - Create your first member list
7. Enhanced Features - Optional features (e.g., linkage, verification)
8. Complete - Finish and enter the main interface

See Software Guide for details.

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Technical Support

Problem Feedback Channels

• GitHub Issues
• QQ Group：833875216
• Mail Feedback：lzy98276@sectl.com

Tip: If you encounter problems, check the FAQ page first. 80% of common problems have solutions!

Contributors

LeafS825

Changelog

8/16/26, 5:38 AM

View All Changelog

• 4088d-Update navbar links and remove Advanced Settingson 8/16/26

Copyright

Copyright Ownership:SECTL

License under:CC BY-NC-SA 4.0

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