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Topic: Cybersecurity CTF. Overseas/non-Korean undergraduate teams had a separate category.
Format and location: Hybrid; Online qualifier → Sejong, Korea
Period: 25.04.2026 — 10.07.2026
Registration or submission deadline: deadline not confirmed
Current status: Completed
Kazakhstan eligibility: Yes — direct
Target audience: Undergraduate students
Age and other criteria: Graduate students excluded
Team size: Up to 4
Primary language: EN
Fee: not published in verified materials
Awards: KRW 38 million total
HackTheon Sejong 2026 is an event in the field of "cybersecurity and system resilience". The recorded thematic formulation is: Cybersecurity CTF. Overseas/non-Korean undergraduate teams had a separate category.. The practical value of participation should be assessed not only by the prize size, but also by the quality of the task, access to experts, the suitability of the result for a portfolio, the cost of preparation, and the probability of completing a strong submission in the available time. The status in the catalog is Completed, and the editorial priority is A — spring 2027. This helps determine the order of work, but is not a rating of the organizer and does not guarantee selection or victory.
For this topic, the central product question is: what specific threat, attack surface, or gap in the defensive process does the solution address. A strong team will be able to answer it in one sentence and then prove the answer with a working result. The most appropriate type of final artifact: a reproducible testbed, a secure prototype, a set of checks, a report with a threat model, and a demonstration of an attack-defense scenario. This is an editorial recommendation derived from the topic; the official mandatory format should only be taken from the event website.
In the card, eligibility is marked as Yes — direct. The basis that was successfully recorded: Overseas/non-Korean undergraduate teams had a separate category.. These two lines must be read together. The phrasing "Kazakhstan is not excluded" is weaker than a direct invitation to participants from all over the world, and the word "international" does not always mean the absence of restrictions on citizenship, residency, place of study, age, or sanctions compliance. If the meaning contains "conditionally", if the evidence is indirect, or if the legal rules have not yet been published, it is worth getting a written response from the organizer before spending time.
The recommended request to the organizer should state the country of residence and citizenship, the proposed team composition, age or student status, the method of receiving the prize, and the chosen format of participation. It is better to save the response together with a snapshot of the rules version. Separately, check whether the platform applies its own restrictions, whether a Kazakhstani bank can receive the payment, whether a tax form is required, and whether it is permitted to participate on behalf of a company. These are not additional rules for this hackathon, but a standard risk check for an international application.
Stated audience: Undergraduate students. Recorded criteria: Graduate students excluded. Information about team composition: Up to 4. Before registration, each participant must independently confirm compliance with age, student status, residency, and other personal conditions. If permission for individual participation is not explicitly stated, it should not be considered permitted. If the maximum team size is unknown, do not register extra people until you receive an answer from the organizer.
For a task in the field of "cybersecurity and system resilience," the rational distribution of roles is as follows: security researcher, backend/infra engineer, threat analyst, and a person responsible for the report and demonstration. One person can combine several functions, but there must be clear owners of the product, technical result, quality assurance, and final submission. It is useful to agree in writing in advance on contributions, the right to present the project, repository access, use of the result after the event, and the distribution of a potential prize. Such an internal agreement is a recommendation and does not replace the platform's terms.
The working language is specified as EN. Even if the team communicates in Russian or Kazakh, prepare a unified glossary of terms in advance and designate a person capable of confidently answering the jury's questions in the required language. For an English-language submission, it is better to use short sentences, labels on diagrams, and subtitles for the demonstration. The goal is accuracy, not complex style.
The confirmed format is Hybrid, location — Online qualifier → Sejong, Korea. Start: 25.04.2026; end: 10.07.2026; deadline: deadline not confirmed. Travel information: International finalists: 2 hotel nights; flights not promised. Online component by card: yes; signs of mandatory in-person presence: no. These signs are derived only from the field text and do not override event-specific rules.
For an online format, it is important for a team from Kazakhstan to convert the deadline to their time zone, check the time of mandatory sessions, the upload speed for large videos, and the availability of all APIs. Create a technical buffer of at least a few hours and do not leave registration until the moment of submission. For an in-person or hybrid format, first calculate the full budget: visa, flights, accommodation, insurance, local transport, food, and refundable deposits. The wording "travel support" does not mean automatic coverage of all expenses. The value recorded for this event: International finalists: 2 hotel nights; flights not promised.
The participation cost is recorded as not published in verified materials. Prize information: KRW 38 million total. Before making a decision, separate cash payments, grants, cloud platform credits, subscriptions, equipment, mentorship, and marketing wording about total value. Clarify the number of winning teams, currency, timelines, taxes, restrictions on receipt, and the need to attend the ceremony. If TBA, page discrepancies, or a re-verification requirement appear in the field, the amount cannot be used as guaranteed income.
Even without a cash prize, an event can be useful if it provides a strong case, public demonstration, feedback, or access to a community. But paid services, travel, and several weeks of work have an opportunity cost. It is better to make the decision to participate based on three questions: can the mandatory requirements be met; can a convincing result be assembled on time; will the created artifact be useful after the winners are announced?
For this direction, the following sequence is useful:
This strategy is not an official evaluation criterion. Its purpose is to help turn a broad topic like Cybersecurity CTF. Overseas/non-Korean undergraduate teams имели отдельную category. into an honest, verifiable, and completed prototype.
Documented risk: Korean visa and flight budget remain the team's responsibility.. Next recommended step: Monitor March–April 2027.
The current card lacks sufficient confirmation of: the exact deadline time and time zone; participation costs and mandatory fees. These points should be considered open questions, not permission to act on the most convenient assumption.
Practical go/no-go criterion: you should apply if the team documentarily meets eligibility, has access to the mandatory stack, has time to complete a verifiable scenario, and accepts the financial and logistical risks. Participation should be paused if the admission of Kazakhstan, submission rights, mandatory in-person presence, cost of critical services, or the payout procedure for a significant prize is unclear.