OWASP AppSec Days Singapore 2025

Global AppSec & DevSecOps CTF

Test your application security and secure pipeline skills in our 24-hour online challenge!

24-Hour Online Challenge

Global AppSec & DevSecOps CTF

September 6-7, 2025

Join security professionals from around the world in our 24-hour online Capture The Flag competition focused on Application Security and DevSecOps. Test your skills, solve real-world security challenges, and demonstrate your expertise in securing modern software development pipelines! This competition is completely free to join.

  • 24-hour continuous competition
  • 1 comprehensive lab environment with 5 flags to capture
  • Application security vulnerabilities and exploits
  • CI/CD pipeline security challenges
  • Container and infrastructure security
  • Secure code review and remediation tasks
  • Individual participation only (no teams)
  • Real-time scoreboard
  • Valuable prizes for top performers

CTF Sponsor

Supporting Partners