Payload Encoder / Decoder

Real-time encoding and decoding in 6 formats. Essential for pentesters, bug bounty hunters, and developers. Type and the output updates instantly.

Encoding Method

Encode

Plain Text / Input

Encoded Output

Encoding Reference

Base64

Binary-to-text encoding. Used in email attachments, JWT tokens, and data URIs.

URL Encode

Encodes special chars for safe URL transmission. Critical for testing XSS via query params.

Hexadecimal

Converts each byte to a 2-digit hex value. Used in byte-level analysis and shellcode payloads.

Binary

Each character represented in 8-bit binary. Educational and for low-level analysis.

HTML Entities

Encodes HTML special chars. Used to test XSS filters and sanitization bypass.

ROT13

Caesar cipher — shifts letters by 13. Same operation encodes and decodes.