Srdnlen CTF 2025 is the third edition of the online Jeopardy-style Capture-The-Flag competition hosted by the members of Srdnlen, an italian team based in Sardinia, supported by the italian Cybersecurity National Laboratory.
The competition marks the first round of the third edition of CyberCup, an Italian CTF tournament.
| Category | Title | Author | Dynamic | Type | Url | Port |
|---|---|---|---|---|---|---|
| crypto | Based sbox | Lornezo Siriu <@lrnzsir> | ✔️ | tcp | basedsbox.challs.srdnlen.it | 46173 |
| crypto | Chess | Niccolò Viale <@fiara> | ✔️ | tcp | chess.challs.srdnlen.it | 4012 |
| crypto | Confusion | Giovanni Manca <@Zaua> | ✔️ | tcp | confusion.challs.srdnlen.it | 1338 |
| crypto | zk-Openings | Lorenzo Siriu <@lrnzsir> | ❌ | |||
| dfir | DFIR 1 - Malvent | Silvia Sanna <@slsanna> | ✔️ | tcp | dfir1.challs.srdnlen.it | 1984 |
| dfir | DFIR 2 - Malvent | Silvia Sanna <@slsanna> | ✔️ | tcp | dfir2.challs.srdnlen.it | 1985 |
| dfir | DFIR 3 - Malvent | Silvia Sanna <@slsanna> | ✔️ | tcp | dfir3.challs.srdnlen.it | 1986 |
| dfir | DFIR 4 - Malvent | Silvia Sanna <@slsanna> | ✔️ | tcp | dfir4.challs.srdnlen.it | 1987 |
| foren | Cheese with Friends | Matteo Chiesa <@church> | ❌ | |||
| foren | Disk Operating System | Davide Maiorca <@Davezero>, Daniele Orrù <@Den1211>, Simone Sulis <@salsa> | ❌ | |||
| gamepwn | UnityOs | Massimo Sanna <@SannaZ> | ❌ | |||
| misc | Another Impossible Escape | Nicholas Meli <@uNickz> | ✔️ | tcp | aie.challs.srdnlen.it | 3434 |
| misc | SSPJ | Nicholas Meli <@uNickz> | ✔️ | tcp | sspj.challs.srdnlen.it | 1717 |
| pwn | Future Desk Market | Diego Oliva <@doliv>, Davide Sechi <@guaddu> | ✔️ | tcp | fdm.challs.srdnlen.it | 2025 |
| pwn | A child's dream | Davide Maiorca <@davezero>, Matteo Chiesa <@church> | ❌ | |||
| pwn | Snowstorm | Matteo Chiesa <@church> | ✔️ | tcp | snowstorm.challs.srdnlen.it | 1089 |
| pwn | Kinderheim 511 | Matteo Cornacchia <@zoop> | ✔️ | tcp | k511.challs.srdnlen.it | 1660 |
| rev | Anodic Music | Matteo Cornacchia <@zoop> | ❌ | |||
| rev | It's not what it seems | Simone Sulis <@salsa> | ❌ | |||
| web | Ben 10 | Bruno Pala <@gheddus> | ✔️ | tcp | ben10.challs.srdnlen.it | 80 |
| web | Average HTTP/3 Enjoyer | Lorenzo Pisu <@pysu> | ✔️ | http | enjoyer.challs.ctf.srdnlen.it | 80 |
| web | Sparkling Sky | Matteo Sanna <@sanmatte> | ✔️ | http | sparklingsky.challs.srdnlen.it | 80 |
| web | Focus. Speed. I am speed. | Federico Loi <@Octaviusss> | ✔️ | tcp | speed.challs.srdnlen.it | 80 |