These objectives describe the kinds of information that terrorists monitor when planning an attack. Identity of places where further surveillance can take place. Identity of places where countersurveillance can be detected.
The Postal and Shipping Sector receives, processes, transports, and distributes billions of letters and parcels annually. It consists of both private and public components. The Postal and Shipping Sector is mainly composed of four large integrated carriers. These carriers, operating 93% of the sector’s assets, systems, networks, and functions, are the United States Postal Service (USPS), United Parcel Service of America, Inc. (UPS), Federal Express (FedEx), and DHL International (DHL).