SECURITY

39th Chaos Communication Congress

39th Chaos Communication Congress

Andres Bohren

Hi All,

The 39C3 (39th Chaos Communication Congress) was held in Hamburg from December 27–30, 2025. Organized by the Chaos Computer Club and volunteers, this four-day event featured over 160 talks and workshops covering hacking, hardware, AI, digital rights, and the societal implications of technology—under the motto “Power Cycles.” It brought together hackers, activists, artists, and technologists in a collaborative “temporary city” for critical discourse, creative exchange, and hands-on experimentation.

Switch DNS Resilience Dashboard

Switch DNS Resilience Dashboard

Andres Bohren

Hi All,

SWITCH operates as the official registry for Switzerland’s .ch and Liechtenstein’s .li country-code top-level domains (ccTLDs). It maintains the central database of all .ch domain names and runs the DNS infrastructure, ensuring that the Swiss internet remains stable and secure. This role is mandated by the Federal Office of Communications (OFCOM), as the DNS is considered part of Switzerland’s critical infrastructure

Enable IPv6 on Azure Web App

Enable IPv6 on Azure Web App

Andres Bohren

Hi All,

One of my Websites is running on Azure Web App. I was recently looking into how to enable IPv6 for the Website. Here is what i found out.

Swiss Domain Security Report Q3 2025

Swiss Domain Security Report Q3 2025

Andres Bohren

Hi All,

I’ve published a new Swiss Domain Security Report Q3 2025 to rise awareness about the available Security technologies around Domains and Mailsecurity. It shows the adoption of diffrent technologies for the whole .ch TLD (Top Level Domain).

Installing ADFS on Windows Server 2025

Installing ADFS on Windows Server 2025

Andres Bohren

Hi All,

For a Project i had to test something with ADFS. That’s why i have set up an Active Directory Federation Server/Service (ADFS) on a Windows Server 2025.