GSM Classification Guide

Title

GSM Classification Guide

Subject

SIGINT - Signals intelligence

Description

This document is a classification guide relating to elements of the NSA's GSM (Global System for Mobile Communications) surveillance programs. It relates specifically to the harvesting and processing of mass bulk location information produced by mobile devices. This data is largely stored within the FASCIA database, and queryed using the CHALKFUN tool.

Creator

National Security Agency

Publisher

The Washington Post

Relation

Snowden

Language

en

Date:Created

2012

Source:Classification

COMINT

Source:Redactions

None

Report:Creator

Barton Gellman

NumPages

2

CreatorOffice

NSA

Date:Leaked

2013-12-10

Distribution

5VEY

Surveillance Programs

GSM Surveillance Programs; CHALKFUN; FASCIA

Collection

Citation

National Security Agency, “GSM Classification Guide,” Snowden Archive, accessed December 1, 2022, https://grid.glendon.yorku.ca/items/show/9.

Item Relations

This item has no relations.