Information security
Our customers are airlines and travel operators, and the data they trust us with is commercially sensitive. This page states what is certified, by whom, and how to reach us if you find a security problem.
ISO/IEC 27001 certification
Certified since 2022
Our information security management system is certified against NEN-EN-ISO/IEC 27001:2023/A1:2024 by DigiTrust B.V., a certification body accredited by the Dutch Raad voor Accreditatie.
We have held this certification without interruption since November 2022. It was renewed most recently in November 2025, after a full recertification audit, and the current certificate runs to November 2028.
“Information security related to the development, implementation and support of commercial decision support software for the aviation and travel industry.”
| Certificate number | DGT271721951 |
|---|---|
| Standard | NEN-EN-ISO/IEC 27001:2023/A1:2024 |
| Valid | 7 November 2025 to 7 November 2028 |
| First certified | 7 November 2022 |
| Certification body | DigiTrust B.V., Eindhoven, The Netherlands |
| Accreditation | Raad voor Accreditatie, C 618 |
The certification covers the management system described in the scope above, not individual products. A copy of the certificate is available on request — write to info@zenztech.com.
Questions
If you have any questions, or something you would like to raise with us — including anything you believe is a security problem with this website or a Zenz service — send us an email.
Write to security@zenztech.com
A monitored mailbox. We read everything sent there and will come back to you.