Needed a break, to visit many touristy places. But I start to get into arts and wish I had more time to appreciate the artworks.
If database migration involves a schema redesign, we need to follow certain forms. I have good instinct what these forms are. However, I got some questions are particular normal forms and I realized that I cannot spell them all out clearly, except that I learned it all in university (10+ years ago). I decided to … Read moreRelational Database Normalization
My previous post outlines several core concepts around cryptography, such as asymmetric key encryption, digital certificate, the encoding formats and relevant file extensions. In this article, we continue to explore cryptography use cases, where these concepts are connected and put into application. The most important use case is TLS handshake. I cannot stress enough how … Read moreCryptography basics 2 of 2