Security.txt Generator
Build a security contact file from an email address, expiry date and languages, right in your browser.
Runs in your browser. Nothing is uploaded — your input is processed on this device and discarded when you close the tab.
Security.txt Generator
How to use this tool
- Enter your values in the fields above.
- Press Generate to see the result.
- Use Load sample to try the worked example, Copy result to copy it, or Clear to start again.
Worked example
Contact security@example.com, expiry 2027-01-01 and language en give a 3-line file starting with that contact line.
What this tool does not do / Limits
This tool only formats the text you enter. It does not check whether the contact address works, and it does not publish the file for you.
Frequently asked questions
Does this tool contact anyone for me?
No. It only formats text in your browser; nothing is sent anywhere.
Where does the finished file go?
Save it at the well-known security path on your own site, so security researchers can find it.
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