Cisco Blogs

Stefan Hagen

Security and Quality Engineering IoT

Stefan focuses on engineering security and quality into components of Cisco solutions for the Internet of Things: ParStream database, Edge and Fog Fabric.

He contributes to global standards development (Digital Signature Services, GeoJSON, OData, MQTT, AMQP, and CSAF) since 15 years for the general better.

Food and clothes he pays by coding in Python, Shell, C/C++ and other machine languages since 20 years in the sectors Science/Engineering, Banking and Telecommunication. In the 1980's Stefan worked as theatre actor and studied physics at Bonn University.

When not participating in his children's lives, he loves to play guitar.