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06.2021

DNS Security or How to Protect Users with Cisco Umbrella

DNS Protection, what is it?  DNS, or the Domain Name System, is a system translating URL addresses of websites into a language understandable for computers. Protecting DNS, we do not allow undesired domains to transfer information to our users. This is how we can protect them from phishing or ransomware attacks. When we add a […]

Author: Joanna Chmiel
Category:
05.2021

VLAN and more. Does your network have these features enabled? – UPDATED

Many people wonder why good design and implementation of corporate LAN and Edge features is necessary. There are many answers to this simple question and among them, we require a good network to be least vulnerable to unwanted intrusions along with it to be able to support all our requirements. We have compiled a list that you […]

Author: Marcin Bialy
03.2021

End-of-life for Cisco ASA 5500-X

Cisco ASA EoL EoS – what does EoL / EoS status of Cisco products mean, what does it mean for Cisco ASA lines and could be a replacement line of product?

Author: Marcin Bialy
03.2021

Black-box and white-box testing – pros and cons

In this article, I will explain what black-box and white-box testing are and what are their positive and negative aspects.

12.2020

Software testing – 3 tips for beginners

When talking about web or mobile application development, you cannot miss the importance of software testing. One does not only deploy new functionality before testing it thoroughly. Don’t trust developers (even if they are engineers). There is ALWAYS something to fix or to improve.

12.2020

5G health issues – the discussions

I want to thank all readers for their interest in the post and the discussions we had during the past months about 5G health issues. There was a high number of supporting comments and requests for clarification, but also quite a few critical comments to both of my published posts (What’s wrong with the “studies” and 5G health […]

Author: Kurt Behnke
11.2020

Request timing analysis

For demonstration purposes, we implemented two dummy microservices using aiohttp framework and deployed it on localhost alongside with PostgreSQL database. In this post, we will cover a single request timing breakdown. We will be using Elastic solutions to visualize the results.

Category:
11.2020

Advanced types in TypeScript

In the last post, I told you about the benefits of using TypeScript and basic TypeScript types. Now is the time for more advanced types & tricks in TS. Let’s get started.

11.2020

Kubernetes Liveness Probes – review

This article will focus on the Liveness Probe object. I will show the applications of each type – TCP Socket, Command Execution, HTTP Request.

Category:
10.2020

How software metrics improve software development?

A software metric is a measure of software characteristics. Software metrics are valuable for many reasons such as: measuring software performance planning work iterations measuring productivity and different use cases. In the software development process, many metrics are correlated. Software metrics are similar to the four functions of management: Planning Organization Control Improvement. I’d like […]

Author: Marcin Bielak
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