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Per OWASP Game Security cheat sheet, SPEED HACK / TELEPORT cheats are best defended against on the server by which check?
AIncrease the tick rate to 1024 Hz on the server only
BHash the player's position before sending each frame
CSign every player input with TLS at the network layer
DSanity-check movement deltas against allowed max speed
Answer & Solution
Correct answer: D. Sanity-check movement deltas against allowed max speed
OWASP + standard practice: server treats client inputs as untrusted; rejects movement that exceeds physically possible distance per tick. Stops the most common cheats.
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