March 6, 2021 | 14:00

Microsoft Exchange Meltdown

Everybody with an Internet-faced Microsoft Exchange server, Outlook Web Access (OWA) or Exchange Active Sync (EAS) can consider his or her system as compromised since January. This is reported by security experts like Chris Krebs1 and news magazines like Golem2 or Heise3. In Germany, the BSI has contacted more than 9,000 companies4. Read more

February 17, 2021 | 08:00

Leak Checker Comparison

There is an uneasy feeling when reading reports of major hacks and data leaks. Am I exposed is the main question. Leak checkers promise to provide answers. The Hasso Plattner Institute (HPI) in Potsdam runs a well-known plattform1, another from the University of Bonn2 is slightly less popular. Read more

October 8, 2020 | 10:02

BSI warns about Exchange

40.000 Companies in Germany affected The BSI (German Federal Authority for Informationsecurity) warns with the second highest level “orange” (= the IT threat situation is mission critical. massive disruption of regular operations) in the public media1. Around 40,000 companies in Germany alone are affected by several critical vulnerabilities because security updates have not yet been installed2. Read more

October 7, 2020 | 10:00

Another Exchange Migration to Linux

One more SME customer (approx. 250 users spread over several nationwide locations) is migrating away from Exchange to free and Open Source solution. With the ready-to-use installation of a new Linux mail server I have provided my very modest contribution. The rest of the user and the data transfer will be done by the customer’s own IT department. Read more

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