Sat, 20 Sept. 2025, 15:00 UTC — Sun, 21 Sept. 2025, 03:00 UTC 
On-line
A CDCTF event.
Format: Jeopardy 
Official URL: https://uacrimsondefense.github.io/cdctf.html
This event's future weight is subject of public voting!
Event organizers
Crimson Defense CTF 2025 will be held on Saturday, September 20th from 10am to 10pm CDT!
CDCTF is a virtual 12-hour Jeopardy-style Capture-the-Flag competition designed for collegiate-level players. All ability levels are welcome.
This competition will not only provide satisfying challenges for seasoned players, but be a good introduction to CTFs for new ones!
CDCTF is a team competition, you may have up to four participants per team. Universities may have multiple teams representing their school.
There will be challenges of all difficulties representing the following categories: Reverse Engineering, Log & Network Traffic Analysis, Forensics, Password Cracking, Cryptography, Open Source Intelligence, and more!
Registration is open! The link is on our website: https://uacrimsondefense.github.io/cdctf.html
CDCTF is hosted and created by Crimson Defense Cyber Security Club at the University of Alabama.
First, second, and third place teams will receive awards to commemorate their achievement!
51 teams total
| Place | Team | CTF points | Rating points | |
|---|---|---|---|---|
| 1 | Knightsec | 9505.000 | 50.000 | |
| 2 | USC CTF | 9375.000 | 37.158 | |
| 3 | Cyber@UC | 9305.000 | 32.807 | |
| 4 | The Hack Pack - A | 8100.000 | 27.555 | |
| 5 | ROLL DAMN TIDE | 7495.000 | 24.713 | |
| 6 | Prochoroume | 6890.000 | 22.289 | |
| 7 | 4mail | 6360.000 | 20.299 | |
| 8 | Purple Defenk | 6350.000 | 19.827 | |
| 9 | Cyber Sail 1 | 5950.000 | 18.427 | |
| 10 | cu_hypernikomen | 5705.000 | 17.505 | |
| 11 | UALR Hackstreet Boys | 5690.000 | 17.239 | |
| 12 | The Hack Pack - H | 5360.000 | 16.181 | |
| 13 | Cyber Sail 2 | 5225.000 | 15.666 | |
| 14 | UALR StackSamurai | 4960.000 | 14.831 | |
| 15 | Hatsune Miku Lovers | 4420.000 | 13.292 | |
| 16 | OP_EN | 4385.000 | 13.096 | |
| 17 | Knightsec Newgens | 4260.000 | 12.675 | |
| 18 | BlackCrown | 4005.000 | 11.923 | |
| 19 | AUth.log | 3750.000 | 11.179 | |
| 20 | Baller Team'); DROP TABLE Teams; -- | 3385.000 | 10.153 | |
| 21 | SkhV | 3350.000 | 10.002 | |
| 22 | bearcatz | 3325.000 | 9.882 | |
| 23 | Icarus | 3085.000 | 9.201 | |
| 24 | cyberfellas | 3065.000 | 9.103 | |
| 25 | The Hack Pack - I | 2650.000 | 7.970 | |
| 26 | USC CTF Team 3 | 2645.000 | 7.918 | |
| 27 | Cyber Sail 3 | 2630.000 | 7.843 | |
| 28 | Teamoo | 2625.000 | 7.797 | |
| 29 | The Hack Pack - G | 2575.000 | 7.635 | |
| 30 | USC CTF Team 2 | 2525.000 | 7.475 | |
| 31 | The Hack Pack - B | 2475.000 | 7.316 | |
| 32 | Cryptonite | 2225.000 | 6.633 | |
| 33 | The Janitor's Closet | 2145.000 | 6.399 | |
| 34 | The Hack Pack - C | 2095.000 | 6.246 | |
| 35 | USC CTF Team 5 | 1810.000 | 5.475 | |
| 36 | Crimson Offense | 1790.000 | 5.402 | |
| 37 | The Hack Pack - E | 1555.000 | 4.766 | |
| 38 | USC CTF Team 4 | 1400.000 | 4.340 | |
| 39 | AU.cp150 | 1185.000 | 3.758 | |
| 40 | Knights Of The Round Table | 1050.000 | 3.387 | |
| 41 | The Hack Pack - F | 875.000 | 2.911 | |
| 42 | CtrlXploit | 800.000 | 2.699 | |
| 43 | Echo Uniform | 700.000 | 2.423 | |
| 44 | FunCTF1234 | 650.000 | 2.278 | |
| 45 | rj | 600.000 | 2.134 | |
| 46 | The Hack Pack - D | 375.000 | 1.530 | |
| 47 | cyberman | 375.000 | 1.518 | |
| 48 | Pipedream | 350.000 | 1.441 | |
| 49 | ijazah jokowi | 275.000 | 1.234 | |
| 50 | sleepycat | 225.000 | 1.092 | |
| 51 | sam | 125.000 | 0.409 | |
