Geek Logbook

Tech sea log book

What is a bastion host?

Definition of Bastion Host A bastion host is a specific computer in a network that has the objective of not affecting another part of the system by the attack from outside the network. For Example, the internet. 

Are SSH and Bash the same? (Spoiler: No)

The thing is: when you start to run some console commands you notice that all the things you write in that place are not the same. Simple to understand, difficult to order each part in your head. I wondered at that time, What is the difference between SSH and Bash? This question was answered in

Connect Ubuntu in Virtual Box with SSH

After understanding the importance of a well understanding of ssh. It’s time to make our first practice connecting from our windows to a Ubuntu installed in a virtual machine in Virtual Box. You have to use the direction in the second red box. Useful Documentation:

What is Whale Alert

Whale alert is a blockchain tracker, which reports interesting transactions. Especially the larger ones.  It is a process that follows the blockchain transaction to know if the transfer value exceeds a certain limit considered important. As Whale alert said on its webpage: “At Whale Alert we track these transactions made on various blockchains, convert them

SSH: A Brave new world

When you make your first steps as a developer, you realize that one of the first activities you have to do when your code is ready is to deploy it.  In that case, generally, the senior dev or someone of the dev-ops team says something like: After that, you ask yourself:  This irrelevant question for

Good Guidelines to improve as Software Developer

After learning the basics about programming and understanding the first steps necessary to become a competent beginner software developer, I’ve started to think. I’m trying to understand whats are the best topics to take care of being a reliable programmer. I’ve found this in Any Machine Learning Project, is a Software Project First: