Syntactic Sugar Is Not Always Good
This write-up is partly inspired by a recent post by Vlad Mihalcea on LinkedIn about the recently introduced text blocks in Java. More about them can be read here. Now,Continue reading
Creating a CentOS Startup Screen
When distributing bundled software, you have multiple options, but if we exclude fancy newcomers like Docker and Kubernetes, you’re left with the following options: an installer (for Windows), a packageContinue reading
My Advice To Developers About Working With Databases: Make It Secure
Last month Ben Brumm asked me for the one advice I’d like to give to developers that are working with databases (in reality – almost all of us). He publishedContinue reading
Discovering an OSSEC/Wazuh Encryption Issue
I’m trying to get the Wazuh agent (a fork of OSSEC, one of the most popular open source security tools, used for intrusion detection) to talk to our custom backendContinue reading
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
ElasticSearch Multitenancy With Routing
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
Bulk vs Individual Compression
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 Overview [Webinar]
“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
Blockchainizing Existing Databases
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
Seven Legacy Integration Patterns
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