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1,408 lessons

🔐 Cybersecurity

Ethical hacking, penetration testing, network security, CTFs and defensive security

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Hunting Phishing Kits
Cybersecurity
Hunting Phishing Kits
John Hammond Beginner 10mo ago
Windows Endpoint Telemetry (ft. Jonny Johnson)
Cybersecurity
Windows Endpoint Telemetry (ft. Jonny Johnson)
John Hammond Intermediate 10mo ago
Malware & Hackers Evade Antivirus with Windows Sandbox
Cybersecurity
Malware & Hackers Evade Antivirus with Windows Sandbox
John Hammond Intermediate 10mo ago
hackers weaponize... really long filenames??
Cybersecurity
hackers weaponize... really long filenames??
John Hammond Intermediate 10mo ago
FAKE Gambling Cheat Runs Malware
Cybersecurity
FAKE Gambling Cheat Runs Malware
John Hammond Advanced 10mo ago
Learn Quantum Computing!
Cybersecurity
Learn Quantum Computing!
John Hammond Beginner 10mo ago
golang obfuscated malware goes crazy
Cybersecurity
golang obfuscated malware goes crazy
John Hammond Intermediate 10mo ago
The CVE Foundation Interview
Cybersecurity
The CVE Foundation Interview
John Hammond Intermediate 10mo ago
The Gremlin Stealer Malware
Cybersecurity
The Gremlin Stealer Malware
John Hammond Beginner 11mo ago
Team Shellphish AIxCC Interview
Cybersecurity
Team Shellphish AIxCC Interview
John Hammond Intermediate 11mo ago
Artificial Intelligence x Cyber Challenge (DARPA Interview)
Cybersecurity
Artificial Intelligence x Cyber Challenge (DARPA Interview)
John Hammond Beginner 11mo ago
How Hackers Steal Passwords
Cybersecurity
How Hackers Steal Passwords
John Hammond Intermediate 11mo ago
cybersecurity expert gets hacked
Cybersecurity
cybersecurity expert gets hacked
John Hammond Beginner 11mo ago
Blocking EVERYTHING with Windows Firewall
Cybersecurity
Blocking EVERYTHING with Windows Firewall
John Hammond Intermediate 11mo ago
cybersecurity just got f***ed
Cybersecurity
cybersecurity just got f***ed
John Hammond Intermediate 11mo ago
Finding Web App Vulnerabilities with AI
Cybersecurity
Finding Web App Vulnerabilities with AI
John Hammond Intermediate 11mo ago
Screenshot.jpg (When They Got Hacked)
Cybersecurity
Screenshot.jpg (When They Got Hacked)
John Hammond Beginner 12mo ago
I Backdoored Cursor AI
Cybersecurity
I Backdoored Cursor AI
John Hammond Intermediate 12mo ago
Learn Cybersecurity Defense!
Cybersecurity
Learn Cybersecurity Defense!
John Hammond Beginner 1y ago
We're Hosting a Conference
Cybersecurity
We're Hosting a Conference
John Hammond Beginner 1y ago
this MP3 file is malware
Cybersecurity
this MP3 file is malware
John Hammond Intermediate 1y ago
the CRITICAL 9.1 severity Next.js vulnerability
Cybersecurity
the CRITICAL 9.1 severity Next.js vulnerability
John Hammond Intermediate 1y ago
Learn API Hacking!
Cybersecurity
Learn API Hacking!
John Hammond Beginner 1y ago
ms teams is now a C2 (command-and-control)
Cybersecurity
ms teams is now a C2 (command-and-control)
John Hammond Intermediate 1y ago
I took the TryHackMe Security Analyst Level 1 Certification (SAL1)
Cybersecurity
I took the TryHackMe Security Analyst Level 1 Certification (SAL1)
John Hammond Beginner 1y ago
they tried to hack me so i confronted them
Cybersecurity
they tried to hack me so i confronted them
John Hammond Intermediate 1y ago
LEAKED Russian Hackers Internal Chats
Cybersecurity
LEAKED Russian Hackers Internal Chats
John Hammond Beginner 1y ago
MSPGEEKCON is back for 2025
Cybersecurity
MSPGEEKCON is back for 2025
John Hammond Beginner 1y ago
TECH SUPPORT GONE WRONG
Cybersecurity
TECH SUPPORT GONE WRONG
John Hammond Beginner 1y ago
the tools that real hackers use
Cybersecurity
the tools that real hackers use
John Hammond Intermediate 1y ago
are built-in windows programs vulnerable?
Cybersecurity
are built-in windows programs vulnerable?
John Hammond Intermediate 1y ago
Can you handle a cyber attack? TryHackMe SOC Simulator
Cybersecurity
Can you handle a cyber attack? TryHackMe SOC Simulator
John Hammond Advanced 1y ago
The Snyk Fetch the Flag CTF is LIVE right now!!
Cybersecurity
The Snyk Fetch the Flag CTF is LIVE right now!!
John Hammond Intermediate 1y ago
my shortest video ever
Cybersecurity
my shortest video ever
John Hammond Beginner 1y ago
Chat with Microsoft about NEW Scareware Blocker
Cybersecurity
Chat with Microsoft about NEW Scareware Blocker
John Hammond Beginner 1y ago
but is it malware?
Cybersecurity
but is it malware?
John Hammond Beginner 1y ago
microsoft edge did something awesome
Cybersecurity
microsoft edge did something awesome
John Hammond Beginner 1y ago
stop falling for this (disable Win+R run dialog)
Cybersecurity
stop falling for this (disable Win+R run dialog)
John Hammond Advanced 1y ago
Supply Chain Horror Stories
Cybersecurity
Supply Chain Horror Stories
John Hammond Beginner 1y ago
REPORT THIS ACCOUNT
Cybersecurity
REPORT THIS ACCOUNT
John Hammond Beginner 1y ago
backdooring local git repositories
Cybersecurity
backdooring local git repositories
John Hammond Beginner 1y ago
cloudflare.bat
Cybersecurity
cloudflare.bat
John Hammond Beginner 1y ago
almost got scammed
Cybersecurity
almost got scammed
John Hammond Beginner 1y ago
the FBI gottem
Cybersecurity
the FBI gottem
John Hammond Beginner 1y ago
it actually happened
Cybersecurity
it actually happened
John Hammond Beginner 1y ago
Pentesting Methodologies & CTF Challenges!
Cybersecurity
Pentesting Methodologies & CTF Challenges!
John Hammond Intermediate 1y ago
CyberDefenders - SOC Analyst Training & Certification Platform
Cybersecurity
CyberDefenders - SOC Analyst Training & Certification Platform
John Hammond Beginner 1y ago
Google Ad Promotes Fake Homebrew Malware
Cybersecurity
Google Ad Promotes Fake Homebrew Malware
John Hammond Beginner 1y ago
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Network Defense Strategies
📚 Coursera Course ↗
Self-paced
Network Defense Strategies
Opens on Coursera ↗
Web Application Security Testing with OWASP ZAP
📚 Coursera Course ↗
Self-paced
Web Application Security Testing with OWASP ZAP
Opens on Coursera ↗
Microsoft Azure Management Tools and Security Solutions
📚 Coursera Course ↗
Self-paced
Microsoft Azure Management Tools and Security Solutions
Opens on Coursera ↗
TOTAL - CompTIA CySA+ Cybersecurity Analyst (CS0-003)
📚 Coursera Course ↗
Self-paced
TOTAL - CompTIA CySA+ Cybersecurity Analyst (CS0-003)
Opens on Coursera ↗
Data Center Security Management with Microsoft System Center
📚 Coursera Course ↗
Self-paced
Data Center Security Management with Microsoft System Center
Opens on Coursera ↗
Practical Blockchain and Cryptocurrency
📚 Coursera Course ↗
Self-paced
Practical Blockchain and Cryptocurrency
Opens on Coursera ↗