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JSON Web Tokens

JSON Web Tokens (JWT4B) lets you decode and manipulate JSON web tokens on the fly, check their validity and automate common attacks.

Features

  • Automatic recognition
  • JWT Editor
  • Resigning of JWTs
  • Signature checks
  • Automated attacks available such as "Alg None" & "CVE-2018-0114"
  • Validity checks and support for 'expires', 'not before', 'issued at' fields in the payload
  • Automatic tests for security flags in cookie transmitted JWTs
Author Oussama Zgheb & Mathias Vetsch
Version 1.7
Rating
Popularity
Last updated 10 July 2019

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Please note that extensions are written by third party users of Burp, and PortSwigger Web Security makes no warranty about their quality or usefulness for any particular purpose.

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