Across
- 4. A cloak of anonymity for your true identity — frequently changed for stealth.
- 6. A ritual of trust – proving you are who you claim, without shouting your name to the world.
- 10. A repetitive rhythm of 26 TDMA pulses forming a foundational transmission structure.
- 11. A short-lived encryption spell, generated every session using your private key and a random challenge.
- 13. Time-based compartments that let multiple users talk without shouting over each other.
- 15. A busy bee channel handling the behind-the-scenes chatter — call setup, handovers, and more.
- 16. The chaotic spark of randomness used to ensure your identity check is truly fresh.
- 18. This channel is like a digital loudspeaker, always shouting the cell ID and system info to everyone.
- 19. The cell tower's brainchild — transmits and receives radio waves for user connectivity
Down
- 1. A tiny memory wizard plugged into your phone, carrying your GSM passport.
- 2. The heartbeat of a GSM frame — ticking every 4.615 milliseconds.
- 3. A special burst whispering “stay in sync” to your device’s internal clock.
- 5. The digital invisibility cloak – transforms voice and messages into unintelligible gibberish.
- 7. A gateway node that acts as the diplomatic bridge between GSM and the outside PSTN/ISDN world.
- 8. A nomadic guest list of users visiting a foreign GSM land.
- 9. A digital fingerprint burned into your SIM card — your GSM identity number.
- 12. The core nerve center — switching calls, handling mobility, and ensuring connections don’t drop.
- 14. A digital vault storing your identity, subscriptions, and history permanently.
- 17. The secret keeper — verifies you and helps encrypt your communications.
- 18. The invisible conductor (orchestrator) managing multiple transceivers in a GSM symphony