Preface: In Summary of QR Code Challenges and Solving Tips in CTF (Part 1) I briefly described QR Code types, versions, encoding methods, and other […]
Summary of QR Code Challenges and Solving Tips in CTF (Part 1)
Preface: From my first CTF (Capture The Flag, a type of cybersecurity competition) several years ago to the recent HECC (the UK University Cyber Security […]
A Trip to Edinburgh
When I first arrived in the UK last year, I took a language-course bus trip to Edinburgh. That visit was hurried, and I was alone, […]