Terms and conditions


  1. This challenge is open to Singapore citizens only.
  2. Employees and seconded staff of Defence Technology Community (DTC) are not eligible to participate. DTC consists of Centre for Strategic Infocomm Technologies (CSIT) and the following MINDEF entities - (a) Future Systems & Technology Directorate (FSTD), (b) Technology Strategy & Policy Office (TSPO), (c) Industry & Resources Policy Office (IRPO), (d) Defence Technology Collaboration Office (DTCO), as well as - (e) Defence Science and Technology Agency (DSTA) and (f) DSO National Laboratories.

Contest Procedure

  1. By entering this challenge, the participant is indicating his/her agreement to be bound by the following terms and conditions: 
    1. All participants must register an account via MyInfo in order to play. 
    2. Participants may register for an account any time from the first day of registration. 
    3. After registration, all participants can start playing the challenge from 2100H (GMT+8) on the first day of the competition, with the last flag submission at 2100H (GMT+8) on the last day of the competition.  
    4. Participants may log in and out of the platform any time during the above period to attempt the challenges. 
    5. This challenge is for individuals and participants are to attempt the questions on their own. 
    6. Participants must not attempt to probe or attack the host server. Any such attempts will result in disqualification. *hint* There are no answers there.

Code of Conduct

  1. By participating in this challenge, you agree to abide by the TISC Code of Conduct: 
    1. Do not engage or attempt to engage in cheating behaviour such as, and not limited to, playing in teams, seeking help from external parties, or sharing your flags and solutions with other participants. 
    2. Do not delete, modify, replace, or break any flags, questions, services and anything related to the challenge. 
    3. Do not share any TISC content online or with anyone. This includes, but is not limited to, questions, scripts, binaries, environment info, write-ups, etc during the event.
    4. Do not generate excessive load or attack the infrastructure. 
    5. Do not share challenge details which may include, and is not limited to, challenge descriptions, links to the challenge services/endpoints, challenge files, etc. 
    6. You are encouraged to document solutions, thought process and methodologies used for each question. 
    7. In order to be eligible for prizes, participants must submit write-ups of all their challenge attempts up to the highest level of challenges that they solved. The write-ups should detail the steps taken to solve the challenges, and needs to be submitted within 48 hours after the end of competition. 
    8. If a participant engages in unacceptable behaviour, CSIT reserves the right to take appropriate action, up to and including disqualification of the participant.

Prize/Prize Winners

  1. Participants who complete any of the top 3 levels (i.e., flags must be submitted) will be eligible for prizes.
  2. Swag will be given to the top 30 participants who complete the most levels in the shortest time. 
  3. Additional verification will be conducted with potential prize winners to validate their submissions, for example: write-ups, interviews, etc. You are expected to have the necessary documents to support such additional verification. 
  4. CSIT reserves the right to disqualify participants who are unable to pass this verification. 
  5. CSIT’s selection of the winners is final.  
  1. The prizes are as stated, and are not transferable, redeemable, or exchangeable for any other prize. CSIT reserves the right to substitute any prize with another of equivalent value without giving notice.
  2. Top 30 participants will need to attend a prize presentation ceremony (if there is one) to collect their prize winnings and/or Swag.
  3. Winners will be notified via email either on the prize presentation ceremony (if any) or prize collection details (date, time, venue, etc). If any of the winners cannot be contacted within 14 days of notification, CSIT reserves the right to withdraw the prize.
  4. CSIT may ask for proof of identity to verify the winners' identity at any time, and may use any channels and methods available to carry out checks of any details provided. Participants may only enter the challenge in their own name.


Reasons for disqualification 

  1. CSIT may conduct verification checks to validate that participants have observed fair game play according to the rules of this challenge. CSIT has the right to disqualify any participants suspected of violating the rules of fair game play. 

Collection and use of personal data 

  1. By entering this challenge, participants agree to the rules and regulations, and consent to CSIT’s collection of personal data through the challenge platform, which might be used for the purpose of challenge administration, related publicity events, and outreach for opportunities in MINDEF.  
  2. All other personal details collected as part of this challenge will be used in compliance with the Personal Data Protection Act.  


  1. Upon entering this challenge, you agree to grant CSIT the right to use your name, photograph, and write-ups in any publicity activities related to this challenge, for example, prize awards. 


  1. CSIT reserves the right, at its sole discretion and at any time, to change or modify the terms and conditions of this challenge.  
  2. CSIT reserves the right to withdraw the prizes at any time if CSIT suspects participants to be cheating. 
  3. CSIT reserves the right to cancel/halt the challenge or change the challenge format as and when necessary.