Tech Blog

Thoughts, stories and ideas.

Mailserver Security

15. February 2018

When it comes to SSL/TLS configuration, the focus tends to be on web servers rather than on mail servers. But…

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Pyark – CyberArk Enterprise Password Vault CLI Tool

12. December 2017

Various companies currently rely on the proprietary Enterprise Password Vault from CyberArk to securely manage sensitive access information, certificates and…

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MariaDB Galera Cluster on Red Hat OpenShift/Kubernetes

23. November 2017

In this blog post we present a solution with which you’re able to operate a MariaDB Galera Cluster on Kubernetes…

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GitLab CI

10. September 2017

In this two-part article, we will take a closer look at the continuous integration functionalities of GitLab CI. The first…

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Decrypt LUKS devices remotely via Dropbear SSH

21. August 2017

Sometimes, when you’re not at the office, and your PC’s sitting there all properly shut down to save on electricity…

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Yubikey Validation Server Setup

9. July 2017

If the YubiCloud is not to be used for the validation of Yubico one-time passwords (OTP), validation servers can also…

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SSL certificate monitoring with Bash

30. June 2017

In order to see in the monitoring tool if and when an SSL certificate is due to expire a script…

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Creating OpenSSL x509 certificates

29. June 2017

There are (still) various servers on the internet that have just an insufficient SSL/TLS configuration or none at all. It…

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Office365, Google Docs or data integrity?

13. May 2017

Clouds are sexy! Set them up instantly, maintenance and care are outsourced, scale resources without assistance, and web solutions now…

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Testing with Pytest

7. May 2017

If you want to test your code in Python, you should take a look at Pytest as an alternative to…

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