Challenging puzzle for experienced crossword solvers
Ingenious Locks and Puzzle Devices
Moderate difficulty suitable for most players
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6
Across
- 1. A secondary locking system activated if tampering is detected
- 3. Rare name for pointer mechanisms used in some puzzle locks
- 4. Highly secure room often protected by complex locking mechanisms
Down
- 2. A complex network of paths designed to confuse and challenge
- 5. A method of secret writing or code to conceal information
- 6. Component inside traditional locks that must align to open
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- Perfect for beginners with simple, common vocabulary
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- Challenging puzzle for experienced crossword solvers
- Challenging puzzle for experienced crossword solvers