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Official Guidelines · ICSH 2026

Competition Rules
& Regulations

Please read all guidelines carefully before competing. Failure to comply may result in immediate disqualification.

The 24-Hour CTF Event

Event Schedule & Flow

Start Time

12:00 PM (Local)

Challenges released & platform unlocked.

End Time

12:00 PM (Next Day)

Submissions close & scoreboard frozen.

Event Flow

1
Attack challenges of increasing difficulty
2
Submit flags on the scoring platform
3
Gain / lose points based on dynamic model
4
Track progress on real-time scoreboard
5
Use official channels for clarifications
6
Freeze & final scoring at 24-hour mark

Team Composition

2–3 members per team

Each team must have 2 to 3 members covering distinct cybersecurity roles.

Web Exploitation Specialist
Reverse Engineer
Cryptography Solver
Forensics / DFIR Analyst
OSINT / Networking Specialty

Who Can Participate?

Global Eligibility

Undergraduates

Current students from any discipline (1st year onwards).

Postgraduates

M.E / M.Tech, MSc, and Ph.D. students.

Early Career Pros

Security analysts with up to 2 years of experience.

International Units

University-affiliated teams from across the globe.

Format: Hybrid Competition

Onsite + Online Participation

Onsite Hubs

KSRCE, India

Primary command center.

MMU, Malaysia

SEA International hub.

Hub Facilities

Gigabit internet, supervised team zones, and direct mentor access.

Online Teams

Hosted on our secure cloud platform.
Remote proctoring via Discord.
Globally accessible challenges.

Why Hybrid?

Removes travel barriers for elite global talent.

Advanced Anti-Cheat System

Telemetry & Behavioral Analysis

Risk Scoring Weights

Violation TypePoints
Tab Switch+5
Fullscreen Exit+10
VPN / Proxy Detected+25
IP Address Change+20
Unrecognized Device Login+30
Collusion Suspicion+40
TOR Network Usage+50

* Violations are calculated in real-time. Combo violations (VPN + Device Change) may trigger instant bans.

Enforcement Tiers

0 - 20SAFE
21 - 70FLAGGED / WARNING
80 - 100FORCE LOGOUT
110 - 149TEMPORARY BLOCK (1HR)
150+PERMANENT BAN

Round-Specific Restrictions

Security protocols adapt to the competition intensity. Ensure you familiarize yourself with round limits.

Round 1

Unrestricted

Tab/FS allowed

Round 2

Max 5

Tab/FS violations

Round 3

Max 3

Tab/FS violations

Team Responsibility

If 2 or more members of a team are penalized or banned, the entire team is disqualified instantly.

Conduct & Prohibitions

Fair Play Guidelines

Strictly Forbidden

Brute-forcing the platform
Sharing flags between teams
Attacking target infrastructure
Automated AI solver tools

Enforcement

Immediate Disqualification

NO APPEALS ENTERTAINED

Platform traffic is monitored in real-time. Any anomaly is flagged for manual review.

Flag Format

ICSH{...}

Flags must match this exact pattern. Submissions are case-sensitive unless specified.