Intellectual Olympiad in Information security - 2026 ongoing

Subject: Information security
Level: XII (I is easiest, XII is hardest)
Category: student
Quiz questions: English
Questions: 15
Example question: A protocol designer wants a security proof for a key-exchange protocol in which an adversary may control all network traffic but cannot feasibly distinguish a real session key from a random value. Which security notion is most directly being targeted? Indistinguishability under active attack, Perfect forward secrecy, Non-repudiation, Availability under flooding