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Mykola Prokopenko

Mykola Prokopenko

Top 35 Linux Console Tips and Tricks From Practical Experience | HackerNoon

This article will be beginner friendly, only this time in the Linux console. The material is presented, in my experience, from the most…

Sep 24, 2022

Top 35 Linux Console Tips and Tricks From Practical Experience | HackerNoon

Sep 24, 2022

Mykola Prokopenko
in
ITNEXT

ERROR: x509: certificate signed by unknown authority error is returned

In this article, we will look at solving the problem with a self-signed certificate when trying to push an image to our own registry.

Jul 4, 2022

ERROR: x509: certificate signed by unknown authority error is returned

Jul 4, 2022

Mykola Prokopenko
in
ITNEXT

Logging Bash History via Promtail, Loki and Grafana

We often use the bash console. And sometimes you have to remember who did what and when what command they ran, and generally observe users…

Jun 21, 2022

Logging Bash History via Promtail, Loki and Grafana

Jun 21, 2022

Mykola Prokopenko
in
Dev Genius

A bit of theory about DDoS. Part 3 Top 9 DDoS Attack Tools

That this is introductory material. All the information in this article is not a call to action.

Apr 23, 2022

A bit of theory about DDoS. Part 3 Top 9 DDoS Attack Tools

Apr 23, 2022

Mykola Prokopenko
in
Dev Genius

A bit of theory about DDoS. Part 2 More about the categories of DDoS attacks

To detect and protect against distributed denial-of-service attacks, you need to classify them and understand how they work.

Apr 22, 2022

A bit of theory about DDoS. Part 2 More about the categories of DDoS attacks

Apr 22, 2022

Mykola Prokopenko
in
Dev Genius

A bit of theory about DDoS. Part 1 Categories of DDoS attacks

This material has been prepared for informational purposes. Conducting DDoS attacks can be prosecuted by law. This article is not a call to…

Apr 22, 2022

A bit of theory about DDoS. Part 1 Categories of DDoS attacks

Apr 22, 2022

Mykola Prokopenko
in
ITNEXT

Stay safe with Docker and firewall

This article is just a solution to one problem of millions of others. I tried to describe everything in as much detail as possible and show…

Apr 20, 2022

Stay safe with Docker and firewall

Apr 20, 2022

Mykola Prokopenko

Monitor Nginx Metrics with GrafanaDR: A Step-by-Step Guide

Have you ever had issues with monitoring Nginx performance? In our recent project, my team needed to track down the time of requests in an…

Apr 5, 2022

Monitor Nginx Metrics with GrafanaDR: A Step-by-Step Guide

Apr 5, 2022

Mykola Prokopenko

Mykola Prokopenko

Just a DevOps engineer who wants to share some technical knowledge from practical experience. https://www.linkedin.com/in/mykolaprokopenko/

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