Tier 1
Security & Crypto
Protect your data with encryption tools, hash generators, password creators, and security headers.
Tools
Forever
All tools
Security & Crypto
Base64 Encoder/Decoder
Base64 Encode/Decode
Base64URL Encoder/Decoder
URL-Safe Base64
Hex Converter
Text to Hex
URL Encoder / Decoder
URL Encode/Decode
HTML Entity Encoder
HTML Entities
MD5 Hash Generator
Generate MD5
SHA-256 Hash Generator
Generate SHA-256
SHA-512 Hash Generator
Generate SHA-512
HMAC Generator
Generate HMAC
Strong Password Generator
Generate Passwords
UUID / GUID Generator
Generate UUIDs
SHA-1 Hash Generator
Generate SHA-1
SHA-224 Hash Generator
Generate SHA-224
SHA-384 Hash Generator
Generate SHA-384
Related categories
About Security & Crypto tools
Our security & crypto tools are designed to help SEO professionals, web developers, and digital marketers optimize their websites for search engines. Each tool in this category is built with best practices in mind and generates valid, production-ready code.
Why use these tools?
- Save time: Generate code in seconds instead of writing it manually
- Reduce errors: Our tools follow the latest specifications and best practices
- Learn best practices: See how proper implementation looks in practice
- Free forever: No signup, no limits, no hidden costs
Who is this for?
Whether you're an SEO specialist working on schema markup, a developer implementing tracking code, or a marketer setting up campaign URLs, these tools help you work faster and more accurately.