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Welcome to GeekIO – your go-to spot for cybersecurity insights, defense strategies and incident response planning.

Explore quick guides and walkthroughs on topics such as: Network risk reduction via pentesting, threat hunting techniques, open source intelligence (OSINT) and NIST frameworks.

Blue Pattern

Infostealers

Infostealers

Infostealer Malware Explained: How It Works, Real-World Examples, and How to Stay Safe

May 284 min read

Security Onion SIEM Setup

Security Onion SIEM Setup

Security Onion SIEM Setup

May 133 min read

Wazuh XDR setup on Proxmox virtual machine

Wazuh XDR setup on Proxmox virtual machine

Wazuh XDR setup on Proxmox virtual machine

Apr 285 min read

Network Troubleshooting using the OSI Model

Network Troubleshooting using the OSI Model

Network Troubleshooting using the OSI Model

Troubleshooting

Apr 24 min read

Powershell Security Operations

Powershell Security Operations

Using PowerShell for Security Investigations

Mar 124 min read

Google Dorks - Advanced Search

Google Dorks - Advanced Search

Google Dorks - Advanced Search

Open Source Intel (OSINT)

Feb 23 min read

Wazuh SIEM & XDR setup on Azure Linux virtual machine

Wazuh SIEM & XDR setup on Azure Linux virtual machine

Wazuh SIEM & XDR setup on Azure Linux virtual machine

Jan 85 min read

Introduction to the NIST cybersecurity framework (CSF)

Introduction to the NIST cybersecurity framework (CSF)

Introduction to the NIST cybersecurity framework (CSF)

Incident Response

Dec 29, 20245 min read

ZIP File password cracking

ZIP File password cracking

ZIP File password cracking

Password Cracking

Dec 23, 20245 min read

Pyramid of Pain - Threat Hunting

Pyramid of Pain - Threat Hunting

Pyramid of Pain - Threat Hunting

Nov 4, 20245 min read

What is Secure Access Service Edge (SASE)?

What is Secure Access Service Edge (SASE)?

What is Secure Access Service Edge (SASE)?

Oct 12, 20245 min read

Pentesting: Essential Techniques for Effective Security Testing

Pentesting: Essential Techniques for Effective Security Testing

Pentesting: Essential Techniques for Effective Security Testing

Oct 1, 20244 min read

Cyber Threat Actors: The Hackers Behind Global Attacks

Cyber Threat Actors: The Hackers Behind Global Attacks

Cyber Threat Actors: The Hackers Behind Global Attacks

Sep 7, 20245 min read

Phishing: Prevention, Detection, and Recovery

Phishing: Prevention, Detection, and Recovery

Phishing: Prevention, Detection, and Recovery

Aug 10, 20244 min read

Social Media misinformaton via bots and fake accounts

Social Media misinformaton via bots and fake accounts

Social Media misinformaton via bots and fake accounts

Aug 7, 20245 min read

Understanding DDoS Attacks: Methods, Tools, and Defense Strategies

Understanding DDoS Attacks: Methods, Tools, and Defense Strategies

Understanding DDoS Attacks: Methods, Tools, and Defense Strategies

Jul 31, 20244 min read

FTP and SSH Pentesting

FTP and SSH Pentesting

FTP and SSH Pentesting

Jun 23, 20244 min read

Security Analyst Tools

Security Analyst Tools

Security Analyst Tools

Jun 9, 20244 min read

Essential Windows Commands

Essential Windows Commands

Essential Windows Commands

May 16, 20242 min read

Amiga Emulation on the Amiga Mini and the MiSTer FPGA

Amiga Emulation on the Amiga Mini and the MiSTer FPGA

Amiga Emulation on the Amiga Mini and the MiSTer FPGA

Jan 24, 20244 min read

The Amiga Retro re-birth

The Amiga Retro re-birth

The Amiga Retro re-birth

Nov 4, 20234 min read

VulnHub Mr Robot Hacking Walkthrough 2

VulnHub Mr Robot Hacking Walkthrough 2

VulnHub Mr Robot Hacking Walkthrough 2

Mar 22, 20233 min read

VulnHub Mr Robot Hacking Walkthrough 1

VulnHub Mr Robot Hacking Walkthrough 1

VulnHub Mr Robot Hacking Walkthrough 1

Feb 28, 20233 min read

Secure WordPress with WPScan

Secure WordPress with WPScan

Secure WordPress with WPScan

Feb 11, 20234 min read

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