JWT Sniffer

Catch and decode all the JWTs
What is JWT Sniffer?
JWT Sniffer is a Chrome extension that allows you to catch and decode JSON Web Tokens (JWTs) sent in HTTP requests. It detects tokens in headers and cookies, providing an easy way to view and copy token content without the need for manual debugging.

Extension stats

Users: 37 ▲ 1
Version: 1.0 (Last updated: 2023-02-23)
Creation date: 2023-02-22
Risk impact: High risk impact
Risk likelihood: Low risk likelihood
Manifest version: 3
Permissions:
  • activeTab
  • webRequest
Host permissions:
  • *://*/*
Size: 159.74K

Other platforms

Not available on Firefox
Not available on Edge
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Extension summary

Show, Decode and Copy all the Json Web Tokens. Are you sending JWT tokens in your HTTP requests? Tired of copying tokens from the developer view into jwt.io when debugging? It will detect all the HTTP(S) requests with Header and Cookies containing a JWT and conveniently display the content.

Extension safety

Risk impact

JWT Sniffer requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk likelihood

JWT Sniffer has earned a fairly good reputation and likely can be trusted.

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