Glossary

Term	Description
Challenge	A single CTF task; may include attachments, dynamic environments, and checker scripts. Managed independently from games.
Game	A time-bound competition that references a set of challenges; may have freeze time, ranking rewards, and dynamic scoring.
Submission	A user or team’s submitted flag or answer for a challenge.
Checker	Logic that determines whether a submission is correct; in CdsCTF this is implemented with Rune scripts.
Dynamic environment	A container environment allocated for a challenge via Kubernetes; dynamic flags can be injected via environment variables.
Traffic (cluster.traffic)	expose: challenge ports are exposed via NodePort; proxy: access is via a proxy such as WebSocketReflectorX.
OTLP	OpenTelemetry protocol used to send metrics, traces, and logs to a Collector.