Security.txt Checker

Check for security.txt files and bug bounty programs on websites

As of June 2026, Security.txt Checker has 13 users in the Productivity category.

Usersup 85.7 percent+85.7%
13
13
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.0.0
Manifest V3

History

7 snapshots

Tracking since Apr 6, 2026.

13.48106.52Apr 6, 2026Jun 7, 2026
View as table
DateUsersRatingReviewsVersion
Apr 6, 202671.0.0
Apr 18, 202681.0.0
Apr 24, 2026101.0.0
May 4, 2026111.0.0
May 20, 2026121.0.0
May 30, 2026131.0.0
Jun 7, 2026111.0.0
Now131.0.0

Permissions & access

Permissions
activeTabstorage
Host access
<all_urls>

Screenshots

Security.txt Checker screenshot 1Security.txt Checker screenshot 2

About

This extension gives the ability to automatically check any website you visit for security.txt files both in the subdomain and the root directory.
+ Example: subdomain.example.com & example.com.
+ It also searches for both /.well-known/security.txt and /security.txt
+ It also has a great UI that shows all details of the website either Raw format or process the file into an easy to read UI layout.

Technical

Version
1.0.0
Manifest
V3
Size
22.25KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
kdchpocgplejgejocfijhmfgjfdneaba
Developer ID
uc97994d6657b722aac09249a7e86bc9d
Developer Email
[email protected]
Created
Jan 21, 2026
Last Updated (Store)
Jan 21, 2026
Last Scraped
Jun 7, 2026
Website
Support URL

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Data sourced from the Chrome Web Store · last verified Jun 7, 2026.