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Ceos3c

Ceos3c

Complicated Things – Made Easy

Stefan

Stefan is the founder & creative head behind Ceos3c. Stefan is a self-taught Software Engineer & Cyber Security professional and he helps other people to learn complicated topics.

Obtaining Domain Credentials through a Printer with Netcat

January 12, 2023May 26, 2021 by Stefan

Finally some time for penetration testing tutorials again! Today I will show you that obtaining domain credentials through a printer with Netcat is easy!

Categories Cyber Security Tags it-security, penetration testing, printer exploit Leave a comment

pfSense email notifications with pfSense

September 30, 2021February 27, 2021 by Stefan

Today I want to give you a short tutorial on how to set up SMTP for sending E-Mail notifications from your pfSense firewall.

Categories pfSense Tags email notifications, pfsense, smtp, tutorial 6 Comments

PIA vs NordVPN 2021 – Which is better?

January 24, 2022January 25, 2021 by Stefan
Pia vs NordVPN

After using PIA for a year, it’s time to test a new provider and compare them. In this article, we look at PIA vs NordVPN and compare them with each other.

Categories Cyber Security Tags nordvpn, PIA 6 Comments

Bug Bounty Diaries #11 – How Cookies work

May 11, 2022January 22, 2021 by Stefan
How Cookies Work Featured

The Bug Bounty Diaries – How Cookies Work. Today I show you what I have learned in the past week studying Web Fundamentals.

Categories Cyber Security Tags cookies 2 Comments

RDP Linux to Windows: The Easiest Way 2019!

January 11, 2023November 28, 2020 by Stefan
RDP Tool Linux To Windows

Learn how to establish an RDP Linux to Windows connection the easy way! I show you how to manage your Windows Server from Linux! Step by Step!

Categories Linux, SysAdmin Tags linux, rdp, windows Leave a comment

Install Zabbix on Ubuntu 18.04: Easiest & Fastest Way!

January 11, 2023November 7, 2020 by Stefan

Learn how to install Zabbix on Ubuntu 18.04 in a few quick & easy steps! I’ll guide you through the whole process. It doesn’t take more than 10 Minutes.

Categories Linux 5 Comments

Overwrite Hard Drive with Zeros on Linux: Fast & Easy!

January 11, 2023October 24, 2020 by Stefan

Overwrite Hard Drive with Zeros to safely wipe the Data completely from the Drive. Step-by-Step and easy to follow! I’ll guide you through.

Categories Linux Tags overwrite hard drive with zeros 1 Comment

Install Postman Ubuntu 18.04: The easiest way!

January 12, 2023July 5, 2020 by Stefan
Install Postman

In this article, you will learn how to install Postman, the popular API Development Solution, on Ubuntu 18.04 Bionic Beaver.

Categories Linux Tags install postman, Ubuntu 18.04 3 Comments

Install Kali Linux 2020.2 on VMWare Workstation Player – Step by Step

May 14, 2020 by Stefan
Install Kali Linux 2020.2 on VMWare Workstation Player

Install Kali Linux 2020.2 on VMWare Workstation Player the easiest way possible. I guide you through each step and show you some essentials post-install.

Categories Cyber Security Tags Install Kali Linux 2020.2 on VMWare Workstation Player Leave a comment

Bug Bounty Diaries #10 – Linux UFW & IPTables

May 11, 2022May 12, 2020 by Stefan
Ethical Hacking Diaries 10

A digest of things I have learned in Week #19 of 2020 on my journey of becoming a Bug Bounty Hunter and Ethical Hacker. New episodes every Week.

Categories Cyber Security Tags Burp Collaborator, Iptables, Linux UFW Leave a comment
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