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Async Request Reply Pattern

A popular pattern in use with cloud native technologies is the ‘Request Reply’ pattern. I tried to come up with an abstract example, that can easily be understood and tested. All source code can be found in this GitHub repo, the current release is here. What is the Request Reply Pattern The idea of this pattern is to provide the backend with asynchronicity while the frontend receives regular replies. It is also useful, when you do not control the client or are not able to influence the call strategy of the client....

June 16, 2023 Â· 6 min Â· 1117 words Â· Thomas Schalldach

Yubikey GPG

I bought myself a Yubikey 5 NFC1, I am planning to integrate it into my next piece of software. In order to do so, I will need to set it up first. I will try to describe it here so I can keep it for my future reference, but also to ease the start for others. Now I am on an Intel Mac running the latest MacOS Ventura, therefore this will be most applicable on similar systems....

November 4, 2022 Â· 5 min Â· 919 words Â· Thomas Schalldach

Some Crypto

Today I am more than proud to reveal my first release of an OSS. Together with the rest of the Some-Sec 1 team, we decided to open source our Java crypto library. We call it some-crypto and you can download it from maven central. In the upcoming weeks I will publish a tool that I have been working on already for some time, that will utilize this library. The fastest way to get going is to use the maven dependency declaration below....

October 28, 2022 Â· 1 min Â· 166 words Â· Thomas Schalldach

Technology Foresight

On the 12th of September I was invited to the Czech Technical University in Prague, to participate in their webcast series Technology Foresight. The show was hosted by Sara Polak. We had a brilliant chat about why Western Europeans want to have their data in their country and about how different the work with government across the globe can be. We were also discussing that in your move to the public cloud you should probably take a few key factors about your architecture into account....

October 22, 2022 Â· 1 min Â· 90 words Â· Thomas Schalldach