Missed the chance to grab a physical copy of our newsletter at BSides HK 2025? No worries — our newsletter is now available online!

This issue features knowledge sharing, event recaps, and even a weird novel based on CTFs, all written by our teammates!
Here’s the table of contents for Volume 2. Please note: some articles are in English, while others are in Cantonese.
Ad-Hoc:
- Puzzle
- Isekai Tensei Hakka Vol 1 Issue 3
- Isekai Tensei Hakka Vol 1 Issue 4
Knowledge:
- How to hack a signage using a $9 remote
- AI “Artist” (1): Text-to-image
- AI “Artist” (2): Prompts & Inpainting
- APT techniques studying
- Introduction to Coppersmith’s Method (simply)
- Analysis of Web Applications From a Noob’s Perspective
- 手把手解 Heap pwn: Tcache Poisoning
- A Primer on Searching for High Rank Elliptic Curve
- IDA Tips 1: Custom Structures
- Technical Minecraft - Chunk Loading I
- Decrypting UNIX-based OpenSSL TLS Traffic
- Introduction to Adversarial Attacks: Fast-Gradient Sign Method
Events:
- SINCON 2024 Recollections
Enjoy the online version by clicking here!