🔐 Cybersecurity

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

🔐 Cybersecurity

PicoCTF 2019 HYPE - LIVE NOW!

John Hammond Intermediate 6y ago

🔐 Cybersecurity

BCACTF "For the NIght is Dark" (with SInisterMatrix!)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

100% OSCP: Offensive Security Certified Professional

John Hammond Intermediate 6y ago

🔐 Cybersecurity

BCACTF - Bruteforcing "Basic Pass" (with SinisterMatrix!)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

BCACTF - LISP "Thspeaking" (with SinisterMatrix!)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HACKERS REACT: Bad Hollywood Hacking Scenes

John Hammond Intermediate 6y ago

🔐 Cybersecurity

MITRE CTF 2019 HIGHLIGHTS

John Hammond Intermediate 6y ago

🔐 Cybersecurity

TECHNICOLOR QR CODE (Prism) InnoCTF 2019

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HSCTF - RSA Cryptography (Reverse Search Algorithm)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HSCTF - XORing Data (Hidden Flag)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HSCTF - Hidden UTF-8 Encoding (Real Reversal)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HSCTF - Python Remote Code Execution (A Simple Conversation)

John Hammond Beginner 6y ago

🔐 Cybersecurity

HSCTF - Hunting Git Commits (Admin Pass)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HSCTF - Hiding in ZIP Files (LockedUp)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

HSCTF - Obfuscated JavaScript (JSF**k) [Verbose]

John Hammond Intermediate 6y ago

🔐 Cybersecurity

Finding Shared Libraries with LDD (ParsonsCTF)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

Crypto: Classic RSA with a Twist (ParsonsCTF)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

Facebook CTF - SQL Injection with Spaces (Products Manager)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

SunshineCTF 2019: Wrestler Name Generator (XML XXE)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

SunshineCTF 2019: Wrestler Book (Explicit SQL Injection)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

SunshineCTF 2019 | Return to Mania (PWN) PIE

John Hammond Intermediate 6y ago

🔐 Cybersecurity

SunshineCTF 2019 | CB1 (NATO Phonetic Alphabet)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

SunshineCTF 2019 | Brainmeat (Esoteric Languages)

John Hammond Intermediate 6y ago

🔐 Cybersecurity

SunshineCTF 2019: WelcomeCrypto [ROT47]

John Hammond Intermediate 6y ago

🔐 Cybersecurity

b00t2root19 CTF: EasyPHP [PHP Web Exploits]

John Hammond Beginner 6y ago

🔐 Cybersecurity

b00t2root19 CTF: Loopback [PCAP Forensics]

John Hammond Intermediate 6y ago

🔐 Cybersecurity

b00t2root19 CTF: Treasure [GameBoy ROMs]

John Hammond Intermediate 6y ago

🔐 Cybersecurity

b00t2root19 CTF: Can You Read Me [Esoteric Languages]

John Hammond Intermediate 6y ago

🔐 Cybersecurity

b00t2root19 CTF: Genetics [DNA Cryptography]

John Hammond Intermediate 6y ago

🔐 Cybersecurity

b00t2root19 CTF: Scatter Me [3D Scatter Plots]

John Hammond Intermediate 7y ago

🔐 Cybersecurity

b00t2root CTF: cuz rsa is lub [RSA Cryptography]

John Hammond Intermediate 7y ago

🔐 Cybersecurity

b00t2root19 CTF: Groot (3/3) [LINUX Post-Exploitation]

John Hammond Intermediate 7y ago

🔐 Cybersecurity

b00t2root19 CTF: Tony Stank (2/3) [LINUX Privilege Escalation]

John Hammond Intermediate 7y ago

🔐 Cybersecurity

b00t2root19 CTF: Steve Rogers (1/3) [LINUX Enumeration]

John Hammond Intermediate 7y ago

🔐 Cybersecurity

Counting Colors w/ Python PIL & PrettyTable

John Hammond Intermediate 7y ago

🔐 Cybersecurity

RED TEAM HACKING | CyberForce 2018

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Web [150] Accessible Bazaar Repositories

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Web [100] Googling Alan Turing

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Web [50] HTTPS Certificate Valid Addresses

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - JOURNEY TO THE CENTER OF THE FILE | ZIP Archive Matryoshka Doll

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Grab Bag [100] Rick Roll, Nomination & Strings

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Grab Bag [50] Filtering Nyan Cat

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Linux [200] Race Conditions with BASH

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Linux [150] Understanding Processes with /proc

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Linux [100] Calling Shell commands with VIM

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Linux [100] Replacing Binaries in the PATH

John Hammond Intermediate 7y ago

🔐 Cybersecurity

MITRE CTF 2019 - Linux [50] Escaping RBASH with SSH

John Hammond Intermediate 7y ago

🔐 Cybersecurity

BSIDES LONG ISLAND 2019 CTF

John Hammond Intermediate 7y ago

📚 Coursera Courses Opens on Coursera · Free to audit

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Self-paced

Implementing a Risk Management Framework

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Self-paced

Cybersecurity Compliance Framework, Standards & Regulations

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📚 Coursera Course ↗

Self-paced

Implementing MPLS VPNs

Opens on Coursera ↗

📚 Coursera Course ↗

Self-paced

Introduction to Network Security

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Self-paced

Practical Cybersecurity Fundamentals: Unit 2

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Self-paced

IT Infrastructure and Emerging Trends

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Self-paced

Cybersecurity Assessment: CompTIA Security+ & CYSA+

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📚 Coursera Course ↗

Self-paced

Web Application Security

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Self-paced

Linux Fundamentals: Configure, Secure & Manage

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Self-paced

Cutting-Edge Blockchain Security Mechanisms

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📚 Coursera Course ↗

Self-paced

Cloud Security for IT Professionals

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📚 Coursera Course ↗

Self-paced

Leadership and Change Management for Sustainability Success

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📚 Coursera Course ↗

Self-paced

Security Fundamentals & Network Automation

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📚 Coursera Course ↗

Self-paced

Cyber Security Professional – Beginner’s Career Guide

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📚 Coursera Course ↗

Self-paced

Examining MPLS VPN Operation

Opens on Coursera ↗

📚 Coursera Course ↗

Self-paced

Ethical Hacking with Kali Linux

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📚 Coursera Course ↗

Self-paced

Introduction to Networking and Cloud Computing

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📚 Coursera Course ↗

Self-paced

ESG Mindsets for Business Transformation

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