Top 5 teams of each category are required to submit write-ups before the deadline specified by the organizers.
Team names should not contain any sexual, violent, inappropriate, or political content. The format for team names is stated in the aforementioned "Team Name" section.
There are no limits on the number of teams per institution for all categories.
Representatives of the contest's Organizing Committee(s) and Sponsor(s) are not eligible to participate in this contest.
The organizers will officially announce the champion, first runner-up, and second runner-up after confirming and verifying the write-ups from the top 5 teams. To ensure fairness in the competition, further investigation and questioning may be conducted if any suspicious activities are detected during or after the competition.
Interruption to the CTF platform by any means is strictly prohibited. Including but not limited to:
Unauthorized modifications to the scoreboard
Generation of excessive load (E.g.: using tools such as dirbuster and ffuf)
The launching of Distributed Denial of Service or Denial of Service Attacks
Attacking machines or services other than the designated challenges
Attacking members of PolyU or NuttyShell and their infrastructures, physically or virtually
Any other types of activities deemed to be harmful to the organizers, the competition, or any contestants
No cheating or interruption to the contest, such as:
Asking or begging for flags
Sharing flags
Deleting flags
Sharing account credentials across different teams
Preventing other teams from submitting flags
No social engineering attacks are allowed on other teams or the organizers.
Physical security attack of any kind is not allowed.
In the Discord chatroom:
Follow all rules as listed on our Discord server.
Do not send any violent, obscene, indecent political content or content that violates Discord’s policy.
Do not upload any files that infringe copyrights and intellectual property rights.
If any issues arise during the contest, participants must report them to the organizers immediately.
Do not share any part or details of the CTF challenges with anyone before the end of the contest.
Any abuse or violation of the rules will result in penalties, including but not limited to disqualification and revocation of winning titles.
In the event of any disputes regarding prizes, rankings, or other competition matters, the organizers reserve the right to make the final decision.
The English version shall prevail in case of any discrepancy or inconsistency between the English version and its Chinese translation.
