Algorithm Compare Tool

Introduction

The Algorithm Compare Tool is a professional online security analysis tool that helps you comprehensively understand the characteristics, security, and applicable scenarios of common encryption algorithms. No login required, runs completely locally, and your data is never uploaded to any server.

Main Features

1. Symmetric Encryption Algorithms

Displays common symmetric encryption algorithms, including:

• AES-256: Extremely high security, 256-bit key length, suitable for data encryption, file encryption, SSL/TLS
• AES-128: High security, 128-bit key length, suitable for daily data encryption, performance-sensitive scenarios
• ChaCha20: High security, 256-bit key length, suitable for mobile devices, hardware acceleration limited environments
• Camellia: High security, 256-bit key length, Japanese standard, suitable for e-commerce
• 3DES: Medium security, 168-bit key length, only for legacy systems, not recommended for new use
• DES: Low security, 56-bit key length, obsolete, not recommended

2. Asymmetric Encryption Algorithms

Displays common asymmetric encryption algorithms, including:

• RSA-4096: Extremely high security, 4096-bit key length, suitable for high security requirement scenarios
• RSA-2048: High security, 2048-bit key length, suitable for digital signatures, SSL certificates
• ECC-256: High security, 256-bit key length, suitable for mobile devices, IoT
• ElGamal: Medium security, 2048-bit key length, suitable for encrypted communication
• DSA: Medium security, 2048-bit key length, only for digital signatures

3. Hash Algorithms

Displays common hash algorithms, including:

• SHA-512: Extremely high security, 512-bit output length, suitable for high security requirement scenarios
• SHA-256: High security, 256-bit output length, suitable for blockchain, digital signatures
• SHA-1: Low security, 160-bit output length, obsolete, not recommended
• MD5: Very low security, 128-bit output length, collision attacks exist, not recommended
• BLAKE2: High security, variable output length, suitable for high performance scenarios
• Argon2: Extremely high security, variable output length, designed specifically for password hashing

How to Use

1. Click the tabs at the top to switch between different algorithm categories (Symmetric, Asymmetric, Hash)
2. View detailed information for each algorithm, including key length, encryption speed, applicable scenarios, etc.
3. Expand "Algorithm Selection Guide" to view detailed security recommendations and best practices
4. Choose the appropriate encryption algorithm based on your needs

Algorithm Selection Guide

🔐 Security Recommendations:

• Use AES-256 for symmetric encryption
• Use RSA-2048 or higher for asymmetric encryption
• Use SHA-256 or higher for hash algorithms
• Avoid obsolete algorithms like DES and MD5

⚡ Performance Recommendations:

• Choose AES or ChaCha20 for performance-critical scenarios
• Prefer ECC over RSA for mobile devices
• Use Argon2 or bcrypt for password storage
• Choose SHA-256 for large data processing

🎯 Scenario Recommendations:

• Data Transmission: Use AES-256 + RSA-2048 combination
• File Encryption: Use AES-256
• Digital Signatures: Use RSA-2048 or ECC-256
• Password Storage: Use Argon2 or bcrypt
• Blockchain Applications: Use SHA-256
• IoT Devices: Use ECC-256 and ChaCha20

Features

• ✅ Completely free, no registration required
• ✅ Runs locally, data is secure
• ✅ Supports 12 languages
• ✅ Detailed algorithm comparison information
• ✅ Professional security recommendations
• ✅ Responsive design, mobile-friendly
• ✅ Dark mode support