n8n Course – Automation and AI Fundamentals - GRUPA ADM, 04.2026
Exchange Server & Exchange Online – Udemy (John Christopher), 10.2025
AI for Server Administrators – ASKOMPUTER, 09.2025
MS-102 Microsoft 365 Administrator Expert – Udemy, 08.2025
Containerization for Administrators – ASKOMPUTER, 05.2023
Linux Server Security – ASKOMPUTER, 01.2023
Proxmox High Availability – ASKOMPUTER, 10.2022
Vagrant in Practice – 09.2022
pfSense Labs for Beginners – 09.2022
Linux Server Administration – ASKOMPUTER, 07.2022
Zabbix Monitoring – ASKOMPUTER, 05.2022
Proxmox Virtualization – ASKOMPUTER, 03.2022
Cisco Network Security (CCNA Security 210-260 preparation), 01.2022
Cisco CCNA 200-301 Full Course with Labs, 12.2021
MikroTik Certified Switching Engineer (MTCSWE), 05.2021
IT Security Fundamentals – 04.2021
Internet Security Basics – 03.2021
PowerShell for Windows Administrators – 01.2021
macOS Administration Fundamentals – 01.2021
MikroTik Inter-networking Engineer (MTCINE), 01.2021
VMware vSphere (VCP-DCV), 11.2020
MikroTik Wireless Engineer (MTCWE), 10.2020
MikroTik IPv6 Engineer (MTCIPv6E), 09.2020
Exchange Online Administration – 07.2020
Microsoft 365 Administration – 07.2020
Microsoft Azure Fundamentals (AZ-900), 06.2020
MikroTik User Management Engineer (MTCUME), 04.2020
MikroTik Routing Engineer (MTCRE), 04.2020
MikroTik Traffic Control Engineer (MTCTCE), 03.2020
MikroTik Security Engineer (MTCSE), 02.2020
Zabbix Monitoring Fundamentals – 12.2019
MikroTik Network Associate (MTCNA), 08.2017
FortiOS Administration – 03.2016
Windows Server 2012 (MCSA workshops), 05.2015