CyberXCenter excited to be part of CISS 2025
- CyberXCenter
- Aug 14
- 1 min read


Critical Infrastructure Security Showdown 2025 (CISS 2025) is a premier and one-of-its-kind cyber exercise in operational technology. This international exercise is held entirely remotely and opened to invited international participants. CISS 2025 is sponsored by the Cyber Security Agency of Singapore and co-organised with the Digital and Intelligence Service, Singapore.
The 9th iteration of CISS 2025 returns with a familiar modality and added features:
Two-stage competition: Qualifying Round (48-hour CTF) + Finals: “Live” testbed access (4 hours)
CTF challenge contributions by more local and international collaborators
Hybrid platforms: OT physical testbeds and cyber twins
Mystery platform
Live scoreboard
No cap on number of teams per organisation, though each team will still be limited to 8 persons
Increased cash prize for top 3 finalists: S$5,000 / S$3,000 / S$2,000

CISS 2025 Stage 1 Results (Top 10)
0x90
ADFCSA
die_trying
RedCube A
Stanford Applied Cyber
T-Lao-Sec
Team Baguette
TuAMK Goblins
UncleCY
YCelcnU


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