Article: Internet Surveillance

Internet Surveillance

LARRY GILMAN

Internet surveillance is the monitoring of Internet data traffic for information useful to government authorities.

Targeted content may be illegal (e.g., child pornography), politically suspect (e.g., human-rights websites accessed by citizens living under authoritarian regimes), or evidential (e.g., e-mails or voice messages exchanged by suspects). Because the volume of information passing through the Internet is large, Internet surveillance generally requires a software component that scans for selected patterns of text, speech, addressing, or usage, and which flags items of interest for inspection by a human operator. Countermeasures ...

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