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| sniff·er [ sníffər ] (plural sniff·ers) |
noun |
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1. somebody who sniffs: somebody who sniffs, especially who takes drugs by inhaling them
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2. device monitoring data transmission: a device or program that monitors and analyzes computer network traffic, detecting bottlenecks and problems
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3. program to capture network data: a program on a computer system designed legitimately or illegitimately to capture data being transmitted on a network, often used by hackers to appropriate passwords and user names
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