Security.txt Generator
Generate a valid RFC 9116 /.well-known/security.txt file.
Fields
At least one Contact field is required
security.txt
Publish this at /.well-known/security.txt
About the Security.txt Generator
Build a standards-compliant security.txt file per RFC 9116, with Contact, Expires, Encryption, Acknowledgments, Policy, Hiring, and Preferred-Languages fields, ready to publish at /.well-known/security.txt.
Examples
Basic file
Contact: mailto:security@example.comOutput
Contact: mailto:security@example.com
Expires: 2027-08-06T00:00:00ZKeyboard shortcuts
- Copy the main outputCtrl / ⌘ + Shift + C
- Download the resultCtrl / ⌘ + S
- Share this toolCtrl / ⌘ + Shift + S
- Reset the inputsAlt + R
- Open the tool search paletteCtrl / ⌘ + K
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Frequently asked questions
Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser