Captain Crunch & The 2600 Hz Whistle: The Toy That Opened the Phone System

Long before ransomware, zero-days, or nation-state APTs, the world’s most powerful communications network could be hacked with a plastic toy whistle from a cereal box.

Long before ransomware, zero-days, or nation-state APTs, the world’s most powerful communications network could be hacked with a plastic toy whistle from a cereal box.

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