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XKeyscore
Privacy
Surveillance analysis tool referenced in public disclosures; illustrates search/analysis capabilities.
Definition
XKeyscore refers to a surveillance analysis tool referenced in public disclosures and reporting, often discussed to illustrate how collected data can be queried and analyzed.
In plain English
Surveillance analysis tool referenced in public disclosures; illustrates search/analysis capabilities.
Why this matters
Why it matters: It underscores the privacy value of limiting data collection and protecting content and metadata.
Example
Example: Using end-to-end encryption and reducing logs to limit what can be searched or correlated.