📄 zaproxy/desktop/addons/fuzzer/processors

File: processors.md | Updated: 11/18/2025

Source: https://www.zaproxy.org/docs/desktop/addons/fuzzer/processors/

Payload Processors dialog

This allows you to select the payload processors to use with specific payload generators.

Built-in payload processors include:

  • Base64 Decode
  • Base64 Encode
  • Expand (to a minimum specified length)
  • JavaScript Escape
  • JavaScript Unescape
  • MD5 Hash
  • Postfix String
  • Prefix String
  • SHA-1 Hash
  • SHA-256 Hash
  • SHA-512 Hash
  • Trim
  • URL Decode
  • URL Encode

You can also write custom payload processor scripts - these can perform any manipulation of the payload that you need.

Add-ons can also define additional Payload Processors.

Accessed via


| | | | --- | --- | | | Fuzzer dialog<br> ‘Add…’ button |

See also


| | | | --- | --- | | | Fuzzer concepts |