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1,407 lessons

🔐 Cybersecurity

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

All ▶ YouTube 198,250📚 Coursera 18,118🎤 TED 1
Instagram & Twitter OSINT - DownUnderCTF
🔐 Cybersecurity
Instagram & Twitter OSINT - DownUnderCTF
John Hammond Intermediate 5y ago
Hosting BsidesBOS CTF - SEPTEMBER 26
🔐 Cybersecurity
Hosting BsidesBOS CTF - SEPTEMBER 26
John Hammond Intermediate 5y ago
TryHackMe GAMING SERVER - LXD Privilege Escalation
🔐 Cybersecurity
TryHackMe GAMING SERVER - LXD Privilege Escalation
John Hammond Intermediate 5y ago
Google CTF - BEGINNER Reverse Engineering w/ ANGR
🔐 Cybersecurity
Google CTF - BEGINNER Reverse Engineering w/ ANGR
John Hammond Beginner 5y ago
HacktivityCon CTF is in TWO DAYS!
🔐 Cybersecurity
HacktivityCon CTF is in TWO DAYS!
John Hammond Beginner 5y ago
Capture the Flag? Change Your Life
🔐 Cybersecurity
Capture the Flag? Change Your Life
John Hammond Intermediate 5y ago
Introducing Pwncat: Automating Linux Red Team Operations
🔐 Cybersecurity
Introducing Pwncat: Automating Linux Red Team Operations
John Hammond Beginner 5y ago
NahamCon CTF starts TOMORROW!
🔐 Cybersecurity
NahamCon CTF starts TOMORROW!
John Hammond Beginner 5y ago
Running CTFs with Docker (VirSecCon CTF Recap)
🔐 Cybersecurity
Running CTFs with Docker (VirSecCon CTF Recap)
John Hammond Intermediate 5y ago
TryHackMe! Buffer Overflow & Penetration Testing
🔐 Cybersecurity
TryHackMe! Buffer Overflow & Penetration Testing
John Hammond Intermediate 5y ago
TryHackMe! Wget for Privilege Escalation
🔐 Cybersecurity
TryHackMe! Wget for Privilege Escalation
John Hammond Intermediate 5y ago
HackPack CTF - Forging Python Flask Session Cookies
🔐 Cybersecurity
HackPack CTF - Forging Python Flask Session Cookies
John Hammond Intermediate 5y ago
TryHackMe! KENOBI - Linux Pentest: Samba Shares
🔐 Cybersecurity
TryHackMe! KENOBI - Linux Pentest: Samba Shares
John Hammond Intermediate 5y ago
"Primefac" in Python - TAMUCTF 2020
🔐 Cybersecurity
"Primefac" in Python - TAMUCTF 2020
John Hammond Intermediate 6y ago
Leaking a Flag with Bash - TAMUCTF 2020
🔐 Cybersecurity
Leaking a Flag with Bash - TAMUCTF 2020
John Hammond Intermediate 6y ago
Hidden Netcat Data ("Clam Clam Clam") - AngstromCTF 2020
🔐 Cybersecurity
Hidden Netcat Data ("Clam Clam Clam") - AngstromCTF 2020
John Hammond Intermediate 6y ago
Non-Printable Characters "Inputter" - AngstromCTF 2020
🔐 Cybersecurity
Non-Printable Characters "Inputter" - AngstromCTF 2020
John Hammond Intermediate 6y ago
TryHackMe! EternalBlue/MS17-010 in Metasploit
🔐 Cybersecurity
TryHackMe! EternalBlue/MS17-010 in Metasploit
John Hammond Intermediate 6y ago
One Time "Bad" - AngstromCTF 2020
🔐 Cybersecurity
One Time "Bad" - AngstromCTF 2020
John Hammond Intermediate 6y ago
Docker - PRIVILEGE ESCALATION Technique
🔐 Cybersecurity
Docker - PRIVILEGE ESCALATION Technique
John Hammond Intermediate 6y ago
KING OF THE HILL - BsidesNoVA CTF 1ST PLACE
🔐 Cybersecurity
KING OF THE HILL - BsidesNoVA CTF 1ST PLACE
John Hammond Intermediate 6y ago
TryHackMe! Basic Penetration Testing
🔐 Cybersecurity
TryHackMe! Basic Penetration Testing
John Hammond Intermediate 6y ago
Installing Katana - Automatic CTF Solver
🔐 Cybersecurity
Installing Katana - Automatic CTF Solver
John Hammond Intermediate 6y ago
Beginner Malware Analysis Course - GIVEAWAY
🔐 Cybersecurity
Beginner Malware Analysis Course - GIVEAWAY
John Hammond Beginner 6y ago
ALL NEW OSCP - REVAMPED 2020
🔐 Cybersecurity
ALL NEW OSCP - REVAMPED 2020
John Hammond Intermediate 6y ago
RiceTeaCatPanda CTF - Wrong Way, Lots of Stuff
🔐 Cybersecurity
RiceTeaCatPanda CTF - Wrong Way, Lots of Stuff
John Hammond Intermediate 6y ago
RiceTeaCatPandaCTF - NOTICE ME SENPAI
🔐 Cybersecurity
RiceTeaCatPandaCTF - NOTICE ME SENPAI
John Hammond Intermediate 6y ago
Recognizing Base85 - RiceTeaCatPanda CTF
🔐 Cybersecurity
Recognizing Base85 - RiceTeaCatPanda CTF
John Hammond Intermediate 6y ago
Hosting My Own CTF - BsidesDE 2019
🔐 Cybersecurity
Hosting My Own CTF - BsidesDE 2019
John Hammond Intermediate 6y ago
PicoCTF 2019 [17] Picobrowser
🔐 Cybersecurity
PicoCTF 2019 [17] Picobrowser
John Hammond Intermediate 6y ago
PicoCTF 2019 [16] La Cifra De
🔐 Cybersecurity
PicoCTF 2019 [16] La Cifra De
John Hammond Intermediate 6y ago
PicoCTF 2019 [15] Open To Admins
🔐 Cybersecurity
PicoCTF 2019 [15] Open To Admins
John Hammond Intermediate 6y ago
PicoCTF 2019 [14] Mr. Worldwide
🔐 Cybersecurity
PicoCTF 2019 [14] Mr. Worldwide
John Hammond Intermediate 6y ago
A Poor Man's Pentest: Automating the Manual - BsidesDE 2019
🔐 Cybersecurity
A Poor Man's Pentest: Automating the Manual - BsidesDE 2019
John Hammond Intermediate 6y ago
PicoCTF 2019 [13] More Client-Side & Flags
🔐 Cybersecurity
PicoCTF 2019 [13] More Client-Side & Flags
John Hammond Intermediate 6y ago
PicoCTF 2019 [12] Shark On Wire 1
🔐 Cybersecurity
PicoCTF 2019 [12] Shark On Wire 1
John Hammond Intermediate 6y ago
PicoCTF 2019 [11] What Lies Within & Extensions
🔐 Cybersecurity
PicoCTF 2019 [11] What Lies Within & Extensions
John Hammond Intermediate 6y ago
PicoCTF 2019 [10] Robots.txt & Metadata
🔐 Cybersecurity
PicoCTF 2019 [10] Robots.txt & Metadata
John Hammond Intermediate 6y ago
PicoCTF 2019 [09] Logon & Vaultdoor 1
🔐 Cybersecurity
PicoCTF 2019 [09] Logon & Vaultdoor 1
John Hammond Intermediate 6y ago
PicoCTF 2019 [08] Caesar & Client Side
🔐 Cybersecurity
PicoCTF 2019 [08] Caesar & Client Side
John Hammond Intermediate 6y ago
PicoCTF 2019 [07] Unzip, RE & Rot13
🔐 Cybersecurity
PicoCTF 2019 [07] Unzip, RE & Rot13
John Hammond Intermediate 6y ago
PicoCTF 2019 [06] Practice Run & SSH
🔐 Cybersecurity
PicoCTF 2019 [06] Practice Run & SSH
John Hammond Intermediate 6y ago
PicoCTF 2019 [05] Handy Shellcode (Pwntools)
🔐 Cybersecurity
PicoCTF 2019 [05] Handy Shellcode (Pwntools)
John Hammond Intermediate 6y ago
PicoCTF 2019 [04] Warmed Up + Bash Script
🔐 Cybersecurity
PicoCTF 2019 [04] Warmed Up + Bash Script
John Hammond Intermediate 6y ago
PicoCTF 2019 [03] The Numbers (Python Script)
🔐 Cybersecurity
PicoCTF 2019 [03] The Numbers (Python Script)
John Hammond Intermediate 6y ago
PicoCTF 2019 [02] Inspector (HTML, CSS, JavaScript)
🔐 Cybersecurity
PicoCTF 2019 [02] Inspector (HTML, CSS, JavaScript)
John Hammond Intermediate 6y ago
PicoCTF 2019 [01] Glory of the Garden (Strings Challenge)
🔐 Cybersecurity
PicoCTF 2019 [01] Glory of the Garden (Strings Challenge)
John Hammond Intermediate 6y ago
OSCP - Taking Notes & Resources
🔐 Cybersecurity
OSCP - Taking Notes & Resources
John Hammond Intermediate 6y ago
📚 Coursera Courses Opens on Coursera · Free to audit
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Wireshark for Security:  Detect Network Anomalies
📚 Coursera Course ↗
Self-paced
Wireshark for Security: Detect Network Anomalies
Opens on Coursera ↗
FortiGate Administrator
📚 Coursera Course ↗
Self-paced
FortiGate Administrator
Opens on Coursera ↗
Security Services in AWS
📚 Coursera Course ↗
Self-paced
Security Services in AWS
Opens on Coursera ↗
Ethical Hacking
📚 Coursera Course ↗
Self-paced
Ethical Hacking
Opens on Coursera ↗
IP Addressing and Core Protocols
📚 Coursera Course ↗
Self-paced
IP Addressing and Core Protocols
Opens on Coursera ↗
Exploitation and Penetration Testing with Metasploit
📚 Coursera Course ↗
Self-paced
Exploitation and Penetration Testing with Metasploit
Opens on Coursera ↗