What exactly is a port — and how do hackers use them to establish reverse or bind shells? In this episode of CyberGuardians, our guest host fills in for Marcellus to explore the fundamentals of ports, including the difference between well-known, registered, and dynamic ranges, and how they tie directly into remote access and exploitation tactics. Whether you're new to cybersecurity or sharpening your skills, this episode walks you through real-world examples of how ports and shells work together in offensive and defensive scenarios.

🎧 Tune in on Spotify, Apple Podcasts, and iHeartRadio. 🔐 Stay safe and stay secure.

In this quick demo, I walk you through the basics of a reverse shell — what it is, why it's used, and how attackers take control of a system. I’ll also briefly explain the difference between a bind shell and a reverse shell before diving straight into a live demonstration using Kali Linux and Metasploitable. Watch as I show how a simple Netcat command can open a doorway for remote control. Short, simple, and powerful — don’t miss it!

In this episode of CyberGuardians, we dive into the world of PBX hacking — the art of breaking into private phone systems to make free calls, set up hidden lines, and explore networks once thought to be secure. From the early days of phreaking to modern VoIP vulnerabilities, we uncover how these attacks worked, why they were so effective, and how organizations today can better defend against them. Tune in for a quick yet fascinating journey into one of cybersecurity’s most old-school exploits!

In this follow-up to our previous episode, we go deeper into the world of exploitation with a clear breakdown of reverse shells and bind shells — two essential concepts in ethical hacking. With Marcellus out recovering from an irritated throat, a guest voice steps in to keep the knowledge flowing. Learn why reverse shells are so pivotal in cybersecurity, how attackers use them to bypass firewalls, and how you can simulate these techniques legally using virtual machines and tools like Metasploit. Stay tuned — Marcellus will be back soon with a full tutorial on building your own lab to practice reverse shells hands-on.

In this episode of CyberGuardians, we dive into the world of USB drop attacks—how hackers weaponize flash drives, leave them in public places, and rely on human curiosity to infiltrate networks. From basic malware to advanced BadUSB devices, we explain the tactics, real-world cases, and how you can protect yourself and your organization from one of the oldest yet most effective physical attack vectors.

In this special finale of CyberGuardians, we take a moment to reflect on the journey through Season 1. Join Marcellus as he recaps the most important lessons and insights shared throughout the season, from the intricacies of computer components to essential cybersecurity practices. This episode also includes a heartfelt message of gratitude to the audience for their support, with a call to continue growing the CyberGuardians community. Discover what made Season 1 impactful, and get a hint of what's to come, while keeping Season 2 under wraps for now. Tune in for one last deep dive before we close out the season!

Music Credit:

• ​Title: MewMew
• ​Artist: Tea K Pea

In this episode of CyberGuardians, we break down the real and rising threat of SIM swapping. Learn how attackers trick mobile carriers into hijacking your phone number, why it’s so dangerous, and what steps you can take to stay protected. From social engineering to stolen credentials, this is one of the fastest ways for hackers to bypass 2FA and take control of your online life.

Music Credits:'Myst' by Tea K Pea, used under Creative Commons Attribution-NonCommercial 4.0 International License. Available on Free Music Archive: https://freemusicarchive.org/music/tea-k-pea/single/myst/

In this episode of CyberGuardians, we’ll dive into how AI and machine learning are changing the phishing game. From more convincing fake emails to dynamic social engineering tactics, AI is making phishing campaigns harder to detect and even more effective. We’ll explain how these advanced techniques work, what to look out for, and how individuals and organizations can stay one step ahead.

Music Credits:'Myst' by Tea K Pea, used under Creative Commons Attribution-NonCommercial 4.0 International License. Available on Free Music Archive: https://freemusicarchive.org/music/tea-k-pea/single/myst/

In this episode of CyberGuardians, we break down the 23andMe breach that exposed the genetic data of over 6.9 million users. This wasn’t just another hack—it was a credential stuffing attack with massive privacy consequences. From reused passwords to deep ancestry leaks, we explore how this happened, why it’s such a big deal, and what lessons both individuals and companies need to learn. If you’ve ever used a DNA service, this episode is for you.

Music Credits:'Myst' by Tea K Pea, used under Creative Commons Attribution-NonCommercial 4.0 International License. Available on Free Music Archive: https://freemusicarchive.org/music/tea-k-pea/single/myst/

In this behind-the-scenes episode, I’m taking you through my journey of improving the audio quality on the CyberGuardians podcast. From inconsistent episodes to gear upgrades, I talk about what I’ve learned using different types of microphones—including dynamic and condenser mics—and the pros and cons of each.

I’ll break down how bitrate affects audio clarity, why your editing software matters, and what mistakes I’ve made (like recording with mics on shaky tables without shock mounts 😅). Whether you’re a fellow podcaster or just curious about how great sound comes together, this episode is for you.

🎧 Topics covered:

• Dynamic vs. condenser microphones

• Traveling and recording on-the-go

• Bitrate and sound clarity

• The importance of editing tools

• My personal setup journey and lessons learned

Let’s get into the sound science behind CyberGuardians.

Music Credits:'Myst' by Tea K Pea, used under Creative Commons Attribution-NonCommercial 4.0 International License. Available on Free Music Archive: https://freemusicarchive.org/music/tea-k-pea/single/myst/