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Gray Day: My Undercover Mission to Expose America's First Cyber Spy

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Gray Day: My Undercover Mission to Expose America's First Cyber Spy - O'Neill, Eric
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"A cybersecurity expert and former FBI 'ghost' tells the ... story of how he helped take down notorious FBI mole Robert Hanssen, the first Russian cyberspy"--

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Gray Day: My Undercover Mission to Expose America's First Cyber Spy 2019, Crown Publishing Group (NY)

ISBN-13: 9780525573524

Hardcover

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