Security by Obscurity?

During last few years I've bought some Udemy courses when some person has suggested them. Mostly they are related to security and hacking, because that's the high level topic in ICT which interests me most. Yes, I've bought them. And hadn't started any. Until this summer. In the past if you wanted to learn some new skill in the ICT world, you usually attended some 3-5 day long course which normally costs some thousands of euros. Quite costly, too much information in short time span, and it required many days off from work + traveling. Then came the online courses. They cost less, you can follow the videos as you wish with your own schedule and you'll get community reviews for courses before buying them. I'm not fully sure but I suppose that the instructors get some amount of money for every attendee and no one wants to use their money (or time) to poorly made course. Thus every instructor has an incentive to make their course as good as just possible. At the mo...

"Change is the only constant in life." -Heraclitus If you want to skip all the background prattle, and see what this post is really about, just click here . There have been some changes in my life during this autumn, and I want to share them with you, because they may have some impacts on what I will write in the future.  But let's start from the year 2002, because that's the first time I got paid for playing with computers. I started my journey as a sysadmin during senior high. For some weird reason I got a summer job as a Java developer, who also had to administer our internal systems and the computers for a 'computer game coffee shop' which was located in the same building as our office. Teens came there to play CS, and we also held some workshops for game development.  Yes, my hidden and secret past. I have got paid for writing Java. We all have our own secrets! But, that has been my only job, where my duties actually included developing any software, so I...