About This Blog

The OpenCore blog accompanies the main site, providing a pulse of what is happening inside the company, what we are thinking (if it is worthwhile saying), and general useful information about technology.

The Pulse

Generate keystores for TLS with minimal effort

An Ansible playbook to generate a set of server and client keystores Read more…

by Sönke Liebau on Aug 24, 2018

FileNotFoundException: Permission denied - A chase through the OpenJDK, Python and Linux source

This blog post show you how we debugged and (finally!) solved a weird (to us) issue Read more…

by Lars Francke on Aug 6, 2018

OpenCore conference appearances in 2018 and other updates

Just a quick update on what we're up to this year Read more…

by Lars Francke on Jun 11, 2018

The cloud has a limit (Part II)

This is the story of how we got started on Azure Read more…

by Lars Francke on Jun 11, 2018

Getting started on Azure (Part I)

This is the story of how we got started on Azure Read more…

by Lars Francke on May 27, 2018

Classpath issues when using Spark's Hive integration

Introducing the sharedPrefixes option for Spark Hive integration Read more…

by Lars Francke on Mar 22, 2018

Active Directory group based authorization for Apache Kafka

A PoC implementation to extend Kafka authorization features to allow for group based ACLs Read more…

by Sönke Liebau on Mar 3, 2018

Introduction to SAP Vora

Everything you were afraid to ask about SAP Vora. Read more…

by Lars Francke on May 8, 2017

MIT Kerberos Encryption Types

A quick reference for Kerberos encryption types Read more…

by Lars Francke on Mar 10, 2017

Meet OpenCore in March & April 2017 at Meetups and Conferences

We'll tell you where you can see us speaking in the coming two months. Read more…

by Lars Francke on Mar 1, 2017