Johannes works as a senior security engineer at LBBW Asset Management, financial services. He has a master's degree in IT-Security (thesis:
IPv6 Security) and blogs regularly at https://weberblog.net, covering IPv6, VPNs, DNSSEC, NTP, Wireshark, and other topics. Johannes works with
next-generation firewalls, mail- and DNS-appliances, as well as classical routers/switches.