License

TRECO is released under the MIT License.

MIT License

Copyright (c) 2025 Maycon Maia Vitali

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

What This Means

You Can

✅ Use Commercially

Use TRECO for commercial purposes without any restrictions.

✅ Modify

Modify the source code to suit your needs.

✅ Distribute

Distribute copies of TRECO to others.

✅ Sublicense

Grant sublicenses to others.

✅ Private Use

Use TRECO for private purposes.

You Must

📋 Include License and Copyright Notice

Include the license and copyright notice in all copies or substantial portions of the software.

📄 State Changes

Document any changes made to the original code (recommended but not strictly required by MIT).

You Cannot

⚠️ Hold Authors Liable

The authors cannot be held liable for any damages or issues arising from the use of TRECO.

⚠️ Use Without Authorization for Testing

While you can use the software freely, you must still obtain proper authorization before testing any systems you don’t own.

Important Notes

Authorization Required

Using TRECO requires:

  1. Written Authorization

    • Permission from system owner

    • Clear scope definition

    • Documented approval

  2. Legal Compliance

    • Computer Fraud and Abuse Act (CFAA) - USA

    • Computer Misuse Act - UK

    • Local cybersecurity laws

    • Industry regulations (PCI-DSS, HIPAA, etc.)

  3. Ethical Testing

    • Responsible disclosure

    • No harm to systems or data

    • Professional conduct

Warranty Disclaimer

Warning

TRECO is provided “AS IS” without warranty of any kind.

The authors are not responsible for:

  • Damages from using TRECO

  • Legal issues from misuse

  • System damage or data loss

  • Any other consequences of use

No Warranty Means

  • ❌ No guarantee TRECO will work perfectly

  • ❌ No guarantee it’s suitable for your purpose

  • ❌ No support obligation from authors

  • ❌ No liability for problems or damages

  • ❌ Use entirely at your own risk

Third-Party Dependencies

TRECO uses the following open-source libraries:

Dependencies and Their Licenses

Library

License

Purpose

httpx

BSD-3-Clause

HTTP client for requests

PyYAML

MIT

YAML configuration parsing

Jinja2

BSD-3-Clause

Template engine

PyOTP

MIT

TOTP generation

colorama

BSD-3-Clause

Terminal colors

jsonpath-ng

Apache-2.0

JSONPath extraction

lxml

BSD-3-Clause

XPath/XML parsing

All dependencies are compatible with the MIT License.

Contributing

Contributions to TRECO are governed by the MIT License:

  • All contributions become part of TRECO

  • Contributors retain copyright to their work

  • Contributions are licensed under MIT

  • See Configuration Reference for details

Commercial Use

You Can

✅ Use TRECO in commercial projects ✅ Offer security testing services using TRECO ✅ Include TRECO in commercial products ✅ Charge for services that use TRECO ✅ Build proprietary extensions

Requirements

📋 Include MIT license in distributions 📋 Provide attribution to original authors 📋 Don’t claim you created TRECO 📋 Don’t hold authors liable

Example Attribution

This product uses TRECO (Tactical Race Exploitation & Concurrency Orchestrator)
Copyright (c) 2025 Maycon Maia Vitali
Licensed under the MIT License
https://github.com/maycon/TRECO

Patent Rights

The MIT License does not grant patent rights.

If you have patents related to TRECO’s functionality:

  • MIT License doesn’t grant patent licenses

  • Patent holders retain their patent rights

  • Users should verify they have necessary patent rights

  • Consult legal counsel for patent concerns

Trademark

The name “TRECO” and logo are:

  • Not explicitly covered by MIT License

  • Use of name/logo subject to reasonable use

  • Don’t claim official affiliation without permission

  • Don’t use name/logo to mislead users

Acceptable Use

✅ “Built with TRECO” ✅ “Uses TRECO framework” ✅ “Powered by TRECO” ✅ “Compatible with TRECO”

Not Acceptable

❌ “Official TRECO product” (unless it is) ❌ “TRECO certified” (without permission) ❌ Using logo as your own ❌ Implying official endorsement

License History

All versions of TRECO have been released under the MIT License:

Version

License

1.2.0

MIT License

1.1.0

MIT License

1.0.0

MIT License

0.9.0 (Beta)

MIT License

Questions About License

Common Questions

Q: Can I use TRECO for penetration testing services?

A: Yes, the MIT License allows commercial use. However, you must still obtain proper authorization before testing any systems.

Q: Do I need to open-source my configurations?

A: No, the MIT License allows you to keep your YAML configurations private.

Q: Can I create a proprietary tool based on TRECO?

A: Yes, but you must include the MIT License and copyright notice.

Q: Can I remove the copyright notice?

A: No, the MIT License requires including the copyright notice in all copies.

Q: Am I allowed to modify TRECO?

A: Yes, you can modify TRECO as needed. Document your changes for clarity.

Q: Can I sell TRECO?

A: You can sell services or products that use TRECO, but TRECO itself remains open-source under MIT.

Full License Text

The complete and legally binding license text is:

MIT License

Copyright (c) 2025 Maycon Maia Vitali

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

External Resources

Learn More About MIT License

Open Source Initiative

The MIT License is approved by the Open Source Initiative (OSI).

This means it meets the Open Source Definition including:

  • Free redistribution

  • Source code access

  • Derived works allowed

  • No discrimination

  • Technology-neutral

See Also