November 27, 2020 | 17:40

Phishing and Spam

Within just a few days, the German EU Representation warns people about phishing emails.1 This is the 4th warning regarding data theft since July 20202 by Reinhard Hönighaus, press spokesman and head of the press and media office. Obviously there is an urgent need for action. In his current warning dated 26.11.2020, only two days after the previous one, he identifies T-Online users as targeted by phishing mails and also provides the explanation: Read more

November 22, 2020 | 12:20

No junk, spend your time

Black Friday is here. And with Christmas ante portas the final countdown with the toughest end-bosses in IT support begins: The own parents, partners or children with their new or old digital devices. The fundaments are laid in the upcoming days and weeks when stuff with more or less technical debts1 is bought. Basically at the moment of your purchase it’s already junk and an environmental mess. One example, representative for many others: Read more

November 3, 2020 | 10:45

Microsoft Office in Decline

The Microsoft cashcow gets scratches. This is not what I write but what the FAZ writes in its today’s article: “The quasi-monopoly of Office gets scratches”1. Some might say the FAZ has no expertise in IT. Well aactually this could be correct, because their undisputed circle of competence is the economy. But this should make you even more concerned. According to a representative survey by the market research company Nielsen2, Microsoft’s position in its own US home market is now at only 80%, and the trend is continuing to decline. Read more

October 25, 2020 | 12:22

Whitebox-Monitoring with Prometheus

Winter is coming! Winter time has already arrived, and soon the Corona Lockdown aswell. Sitting at home in the warmth with a cup of tea, having a complete overview of the IT is a good feeling. The catchword here is “complete”. I don’t rely on traditional blackbox monitoring solutions1 but rather on the whitebox solution called Prometheus2. Behind Prometheus there is no single company but an initiative of various ones. The who-is-who of the tech industry with RedHat, Amazon, Apple, ARM and many others3. Read more

October 19, 2020 | 08:00

RFC 8461 MTA-STA

This weekend I was very active in improving my own security. I have also found two neat tools for quality testing which are Hardenize1 and DNSViz2 - both added to my Micro-Blog post “Measuring website quality”. On my own mailserver I have implemented MTA-STA according to RFC 84613 incl. reporting. This standard is quite new (2018) and is particularly suitable for servers without DANE4. However, even without DANE I believe that I have the best and most complete server by standards (DKIM, SPF, DMARC, MTA-SRA, TLS-RPT, TLS1. Read more

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