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🔐 Cybersecurity

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

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Audio Spectrogram & StegCracker Passwords - DownUnderCTF
Cybersecurity
Audio Spectrogram & StegCracker Passwords - DownUnderCTF
John Hammond Intermediate 5y ago
Pwntools ROP Binary Exploitation - DownUnderCTF
Cybersecurity
Pwntools ROP Binary Exploitation - DownUnderCTF
John Hammond Intermediate 5y ago
Stopping DNS "ANY" Queries - DownUnderCTF
Cybersecurity
Stopping DNS "ANY" Queries - DownUnderCTF
John Hammond Beginner 5y ago
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
📚 Coursera Courses Opens on Coursera · Free to audit
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Web Hacker's Toolbox - Tools Used by Successful Hackers
📚 Coursera Course ↗
Self-paced
Web Hacker's Toolbox - Tools Used by Successful Hackers
Opens on Coursera ↗
Cybersecurity Policy for Water and Electricity Infrastructures
📚 Coursera Course ↗
Self-paced
Cybersecurity Policy for Water and Electricity Infrastructures
Opens on Coursera ↗
Encryption and Decryption using C++
📚 Coursera Course ↗
Self-paced
Encryption and Decryption using C++
Opens on Coursera ↗
Ethical Hacking and CompTIA PenTest+ V3 (PT0-003) Exam Prep
📚 Coursera Course ↗
Self-paced
Ethical Hacking and CompTIA PenTest+ V3 (PT0-003) Exam Prep
Opens on Coursera ↗
Blockchain and Cryptography Overview
📚 Coursera Course ↗
Self-paced
Blockchain and Cryptography Overview
Opens on Coursera ↗
Data Privacy, Security, Governance, Risk and Compliance
📚 Coursera Course ↗
Self-paced
Data Privacy, Security, Governance, Risk and Compliance
Opens on Coursera ↗