Joshua Cole's Blog

Exfiltrating Data using Light

Exfiltrating Data using Light

Using python to capture and project data

Joshua Cole
Joshua Cole

5 min read

PicoCTF 2022: Buffer Overflow 1

PicoCTF 2022: Buffer Overflow 1

Joshua Cole
Joshua Cole

6 min read

Making a $2 BadUSB (USB Rubber Ducky)

Making a $2 BadUSB (USB Rubber Ducky)

Joshua Cole
Joshua Cole

3 min read

What is the Diffie–Hellman key exchange?

What is the Diffie–Hellman key exchange?

Joshua Cole

5 min read

What is Symmetric Encryption?

What is Symmetric Encryption?

Joshua Cole

5 min read

Hunt down social media accounts with Sherlock

Hunt down social media accounts with Sherlock

Joshua Cole

5 min read

My Favorite Google Dorks

My Favorite Google Dorks

Joshua Cole

3 min read

4. Secret Location - Base: Beginners Quest Google CTF Writeup

4. Secret Location - Base: Beginners Quest Google CTF Writeup

Joshua Cole

5 min read

What I have learnt from a week of work experience at Kinetic IT

What I have learnt from a week of work experience at Kinetic IT

Joshua Cole

7 min read

Google's Beginners Quest CTF writeup of questions 1 & 2

Google's Beginners Quest CTF writeup of questions 1 & 2

Joshua Cole

4 min read

How to brute force online login credentials with Hydra

How to brute force online login credentials with Hydra

Joshua Cole

5 min read

How to implement and verify checksums on Linux

How to implement and verify checksums on Linux

Joshua Cole

3 min read