DuckIntel / Security Tools
Free online encoder and decoder. Supports Base64, URL encoding, Hex, HTML entities, ROT13, Unicode escape, and JWT token decode with expiry check.
Free online encoder and decoder. Supports Base64, URL encoding, Hex, HTML entities, ROT13, Unicode escape, and JWT token decode with expiry check.
Encode and decode text with Base64, URL encoding, Hex, HTML entities, ROT13, Unicode escape sequences, and JWT tokens. JWT decode shows header, payload, and expiry status.
Encoder / Decoder is part of DuckIntel, a free browser-based cyber intelligence platform with 59 security tools for SOC analysts, IT administrators, and security professionals. No login or account is required. All tools run entirely in your browser — your data never leaves your machine.
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Part of DuckIntel.io — 59 free browser-based security tools for SOC analysts. No login. No tracking. 100% client-side.