Security & Tokens
UUID, Token & Password Generator
Generate RFC 4122 UUID v4s, hex/Base64URL secret tokens, and unbiased passwords using browser Web Crypto CSPRNG.
Local CSPRNG Only · Zero History, Storage, Analytics, or Network Calls
Values are generated purely in browser memory using crypto.randomUUID() and crypto.getRandomValues() with rejection sampling to eliminate modulo bias. Nothing is ever saved to browser storage, URLs, or logs.