In this quick article I want to extend the previous article on booting process and discuss few missing technologies that can play some role in the startup process. Those are not strictly required to your PC to work, but you may are already using them for example if you enabled encryption. Continue reading “PC boot process – Extra: TPM with Luks / Bitlocker”
PC boot process – Compatibility mode and secure boot
This is the last article of the “PC booting process” series and i want to quickly present few missing concepts that you may incur related to this topic. Again, my task is not to make you an expert, but just to give you a good understanding on what is happening when you push your “on button” on your pc. So let’s start from where we left… Continue reading “PC boot process – Compatibility mode and secure boot”
PC boot process – UEFI with GPT
In the previous article, I presented the boot process of BIOS based system with MBR disk. Today we will move forward and we will see the changes introduced with UEFI and GPT disks. I also have another article in plan where I will discuss mixed versions, secure boot and TPM. Anyway.. Let’s continue from where we left. Continue reading “PC boot process – UEFI with GPT”
PC boot process – BIOS with MBR
Aahhh the PC boot process! This magic sequence that transform your pc from a useless piece of metal and plastic in a fastastic machine capable (in the right hands) of opening any door around the world! Have you have wondered how this happen? well in this article (and in the next one) I want to explain in details how the PC boot process works. In particular we will start from MBR (still used in some older system).. and in the next we will move to UEFI. Continue reading “PC boot process – BIOS with MBR”
Radiations and measurement units.
Yesterday I was playing with a Radon sensor. I got a little confused when I wanted to convert the dose from Becquerel /meter ^3 to Sievert, so this gave me the inspiration to write this small article on radiation types and measurement unit used to define them. Continue reading “Radiations and measurement units.”
Where are they?
Ahhh Halloween.. The only day of the year when Aliens can walk among us without go undercover. Because according to many conspiracy theory there are a lot of aliens walking among us…and not only nowadays… Ancient civilizations also had good relationships with Extra Terrestrial visitors! Thanks to this testimony now we know for sure that: Continue reading “Where are they?”
Space, time and the needs of a new theory
So, This is the third article of the relativity series. It took me some time to write down because I was busy with other things and gave priority to the more technical articles. Furthermore I am not really sure that any of you is actually reading this stuffs… anyway, lets get started with some more basic concepts.
Continue reading “Space, time and the needs of a new theory”
Hardware hacks and SuperMicro motherboards
If you follow up the security news, have definitely heard about the latest hack where SuperMicro was involved. So lets see what it happened there… Continue reading “Hardware hacks and SuperMicro motherboards”
Base64 and “echo” command
As we saw in the previous post, secrets in Kubernetes are passed and stored in base64 form. However when i was trying to do so, I run in a lot of problems, such as not escaped characters, wrong username, wrong password ,etc. At the end I found out the reason and I think is nice to report it in this quick post. So, lets see… Continue reading “Base64 and “echo” command”
Secrets in Kubernetes
Kubernetes is a great orchestration tool. It allows to deploy and easily manage dockerized applications and be able to scale them properly. There are many tutorials on how to set up your own cluster or use one of the managed ones in any cloud provider. But in this post i want to focus on the secrets objects.
Continue reading “Secrets in Kubernetes”