Free Security Tools
Generate passwords, create hashes, inspect JWTs, and handle security-adjacent debugging tasks without signup.
Popular tools
Hash Generator — MD5, SHA-1, SHA-256 Online
Generate MD5, SHA-1, and SHA-256 hashes from any text. Free online hash generator for checksums and data integrity. Instant results.
Secure Password Generator Online — Create Strong Passwords
Generate strong, random passwords online for free. Customize length, symbols, numbers, uppercase. Instant generation, runs in your browser. No signup.
JWT Decoder Online — Decode JSON Web Tokens
Decode JWT headers and payloads online for free. Inspect JSON Web Tokens in your browser, no upload. Instant decoding, no signup.
UUID Generator Online — Generate UUID v4 in Bulk Free
Generate random UUID v4 values online for free. Bulk generation, multiple formats (hyphenated, compact, uppercase). No signup, instant results.
FAQ
Should I paste secrets into online tools?
Avoid pasting production secrets unless your organization allows it, even when tools process data locally.
Does the JWT tool verify signatures?
No. It decodes JWT content for inspection but does not verify signatures.