Knowledge is a matter of definitions. Here you will find the most important technical terms for cybersecurity.


The property of information assets to be accessible and usable upon demand by an authorized entity (ISO/IEC 27000). The availability of information relies for example on backup and incident management processes.

Don’t miss anything! Subscribe to our free newsletter.

Your security is our top priority – our specialists provide you with professional support.

Availability Monday to Friday 8:00 a.m. – 6:00 p.m (exception: customers with SLA – please call the 24/7 IRR emergency number).

Private individuals please contact your trusted IT service provider or the local police station.

For more information about our DFIR services here:

Add CSIRT to contacts