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PCNSA stands for Palo Alto Networks Certified Network Security Administrator, and according to the official website, it validates the knowledge and skills required for network security administrators responsible for deploying and operating Palo Alto Networks NGFWs. Resources I used materials provided by Palo Alto for free (amazing!), namely: On-demand Firewall 9.1 Essentials: Configuration and Management course available on a beacon platform Official study guide Documentation Practice exam Exam In my opinion exam questions were pretty well aligned with the objectives and most of the questions were covered in the materials that I have used....

Recently I passed the recertification exam for the AWS Solution Architect Associate. It took me roughly about 1 month to prepare for it. It was way easier than in 2018 when I took this exam for the first time. Cloud is a very dynamic environment and lots of new services come up every year, but the fundamentals remain the same. Because of that, I was starting from some level of knowledge and I needed only to refresh it and learn new things....

I decided to change a bit my personal website because I wanted to add some content mainly related to networking technology. My old website was simply not flexible. I didn’t want to reinvent the wheel, so I considered Wordpress engine, but after few thoughts, I realized that Wordpress is too heavy. Because of that, I chose one of the static site generators namely Hugo. Hugo is fast, powerful, flexible and I can run it almost everywhere....