S3Scanner
Finds AWS S3 buckets and checks their permissions to identify publicly exposed buckets.
External Tool
This open-source tool is maintained externally. View the source on GitHub to learn more or run it yourself.
Browse security tools →What's next with S3Scanner?
Choose how you want to get started.
Use it free
Open the official tool or demo — no account needed.
Self-host it
Run the open-source version on your own infrastructure.
What is S3Scanner?
S3Scanner is a free S3 bucket scanner used by professionals and enthusiasts.
How it works
How S3Scanner works — see the article below for details on this security tools tool.
How to use it
- 1Open the S3Scanner tool, enter your input, and get your result instantly.
What it can do
- S3 bucket scanner
Use cases
Assumptions and limitations
Assumptions
- source: https://github.com/sa7mon/S3Scanner
- license: MIT — free to use
- privacy: Self-hosted — you control your data
Limitations
- Dual-use tool — use only with explicit authorization on systems you own or have permission to test.
Understanding the result
Finds AWS S3 buckets and checks their permissions to identify publicly exposed buckets.
Tool details
- Clearly flagged when a network request is needed.
- No account, no sign-up, and no tracking of your content.
- Powered by (MIT).
- Built with
- (sa7mon/S3Scanner)
- License
- MIT
- Runs locally
- No — requires a network request
- Verification
- Not yet verified
- Input
- Query
- Output
- Text
Built with sa7mon/S3Scanner. OpenToolVault provides the discovery and browser interface while crediting the original project maintainers.
- Built with
- License
- MIT
Open-source project
OpenToolVault is an independent directory. We are not affiliated with or endorsed by this project.
References
- / — GitHub Repository
Upstream project · GitHub
- MIT License
Upstream project