Tool catalog
Free online security tools
Free security tools for developers and IT teams. Core tools run in your browser; SSL, WHOIS, and similar checks use our API and say so on each tool page.
General calculators stay available but are not indexed so Google sees SecureGenTools as a security toolkit. Curated security list →
Security & Authentication
Random Password Generator
Generate secure, random passwords with customizable options
Password Leak Checker
Check if your password has been compromised in data breaches
Password Strength Checker
Analyze password strength with detailed security metrics
Password Entropy Calculator
Calculate password entropy and security strength
Password Reuse Checker
Check if passwords have been found in data breaches
2FA Generator
Generate secure two-factor authentication codes with TOTP algorithm
Secure Notes
Create self-destructing encrypted notes for secure sharing
Crypto Wallet Validator
Validate cryptocurrency wallet addresses
Cryptography & Encoding
Hash Generator
Generate secure hashes using multiple algorithms
Hash Checker
Verify file integrity with hash comparison
Digital Signature
Create and verify digital signatures with PKI support
JWT Debugger
Decode and debug JSON Web Tokens
Base64 Encoder
Encode and decode Base64 strings instantly
File Encryptor
Encrypt and decrypt files with AES-256 encryption
Random String Generator
Generate random strings for passwords and tokens
Random Number Generator
Generate cryptographically secure random numbers
Developer Tools
UUID Generator
Generate unique identifiers (UUID v4 and v7)
API Key Generator
Generate secure API keys and tokens
Random MAC Address Generator
Generate random MAC addresses and vendor-specific MACs
QR Code Generator
Generate QR codes for URLs, text, and other data
User-Agent Parser
Parse user-agent strings to identify browser and device
Email Header Analyzer
Analyze email headers to detect phishing and spoofing
Regex Tester
Test and debug regular expressions with real-time matching
Network & SSL
SSL Certificate Checker
Validate SSL certificates and check expiration dates
TLS/SSL Configuration Analyzer
Deep analysis of TLS/SSL configuration and cipher suites
SSL Expiry Reminder
Set up email reminders for SSL certificate expiration
DNS Propagation Checker
Check DNS record propagation across global servers
IP Lookup
Get detailed information about any IP address
IP Reputation Checker
Check IP reputation and blacklist status
Whois Lookup
Check domain registration and ownership details
Ping & Latency Tool
Measure network latency and test connectivity
Design & Browser Tools
WiFi Security Checker
Analyze WiFi network security and encryption strength
Browser Extension Checker
Analyze browser extension permissions and security risks
Color Palette Generator
Generate beautiful color palettes for your designs
Gradient Generator
Create beautiful CSS gradients with live preview
Box Shadow Generator
Generate CSS box shadows with visual editor
Legal & Compliance
Privacy Policy Generator
Generate GDPR and CCPA compliant privacy policies
Terms of Service Generator
Generate professional terms of service for your website
Cookie Consent Generator
Generate cookie consent banners
VPN Comparison Tool
Compare the best VPN services with detailed features and pricing
Password Manager Comparison
Compare the best password managers with features and pricing
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🔗Related Security Resources & Guides
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View Resource →SSL Certificate Checker
Verify SSL certificate validity and security
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Use Tool →How to Strengthen Your Passwords in 2025
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Read Article →Hash Generator
Generate secure hashes using multiple algorithms
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Read Article →📧Get Weekly Security Tips
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