Free, secure, and efficient cybersecurity tools
SecurityTools.dev provides professional-grade security tools accessible to security professionals, developers, and researchers. Our platform delivers essential cryptographic, encoding, and network analysis utilities without barriers.
All tools are free, open-source, and client-side. No subscriptions, no tracking, no data collection.
Comprehensive security toolset
Password generation and strength analysis for secure credential management.
Hash generation and encryption utilities for data protection.
Base64, URL, and hexadecimal data format conversion.
IP address lookup and DNS record inspection.
JWT token decoding and SSL certificate validation.
UUID and random string generation for development workflows.
Built on security-first principles
All processing occurs client-side within your browser. No data transmission to external servers. No tracking cookies, no analytics, no data collection. Your sensitive information remains exclusively on your device.
Built following industry best practices and OWASP guidelines. Open-source codebase available on GitHub for transparency and security auditing. Industry-standard encryption algorithms. HTTPS encryption for all connections.
Open development for the security community
SecurityTools.dev is an open-source project serving the cybersecurity community. Tool development is driven by community requirements and industry standards. Contributions welcome from security professionals, developers, and researchers.
Feature requests and feedback are evaluated for implementation.
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