| Challenge | Solved | Points |
|---|---|---|
| 4. Email cross-check is gonna be harsh... (Exchange DFIR CTF) | #29, 2 years after release (2021-07-11 07:35:17) | 50 |
| 2. How many fingers do you see? (Exchange DFIR CTF) | #29, 2 years after release (2021-07-11 07:29:57) | 50 |
| 1. First things first (Exchange DFIR CTF) | #42, 2 years after release (2021-07-11 07:05:23) | 50 |