OpenSSL Key and IV Padding
OpenSSL is an omnipresent tool when it comes to encryption. While in Java we are used to the native Java implementations of cryptographic primitives, most other languages rely on OpenSSL.Continue reading
OpenSSL is an omnipresent tool when it comes to encryption. While in Java we are used to the native Java implementations of cryptographic primitives, most other languages rely on OpenSSL.Continue reading
Elasticsearch is great, but optimizing it for high load is always tricky. This won’t be yet another “Tips and tricks for optimizing Elasticsearch” article – there are many great onesContinue reading
I’d like to share something very brief and very obvious – that compression works better with large amounts of data. That is, if you have to compress 100 sentences you’dContinue reading
“Encryption” has turned into a buzzword, especially after privacy standards and regulation vaguely mention it and vendors rush to provide “encryption”. But what does it mean in practice? I didContinue reading
Blockchain has been a buzzword for the past several years and it hasn’t lived to its promises (yet). The value proposition usually includes vague claims about trust and unmodifiability, butContinue reading
If we have to integrate two (or more) systems nowadays, we know – we either use an API or, more rarely, some message queue. Unfortunately, many systems in the worldContinue reading
In a third post about cache managers in spring (over a long period of time), I’d like to expand on the previous two by showing how to configure multiple cacheContinue reading
Monitoring is key for any real-world application. You have to know what’s happening and be alerted in real time if something wrong is happening. AWS has CloudWatch for that, andContinue reading
WordPress is powering 35% of website. And while it may not be seen as very complex or interesting, it is one of the most prevalent technologies of our time. AndContinue reading
So it happened that we had a production issue on the SaaS version of LogSentinel – our Elasticsearch stopped indexing new data. There was no data loss, as elasticsearch isContinue reading