This document is a slide from an NSA presentation illustrating one of the ways in which the agency uses e-mail and telephony metadata to analyze the relationship networks of foreign intelligence targets. Connections between people are illustrated using visualization software. If this graphic were using real data, the "agent" field would be the actual name of the foreign person (or organization) under investigation.
National Security Agency
The New York Times
National Security Agency, “SYNAPSE,” Snowden Archive, accessed February 6, 2023, https://grid.glendon.yorku.ca/items/show/22.
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