Carsten Strotmann has been supporting customers with Unix and PC/Windows
networks in Germany and abroad for more than 27 years. He specialises
in Unix systems, DNS, DNSSEC and IPv6 security. He is a trainer in the
field of DNS/DHCP/IPv6/Linux/Unix security for Internet Systems
Consortium (ISC), Linuxhotel and Men & Mice. He also is the author of
various articles on IT security topics in computer magazines.