Privacy Impact Assessment (PIA) DHS/NPPD/PIA-028 Enhanced Cybersecurity Services (ECS)
http://links.govdelivery.com/track?type=click&enid=ZWFzPTEmbWFpbGluZ2lkPTIwMTMwMTMxLjE1MDY0MjIxJm1lc3NhZ2VpZD1NREItUFJELUJVTC0yMDEzMDEzMS4xNTA2NDIyMSZkYXRhYmFzZWlkPTEwMDEmc2VyaWFsPTE3Mzc4NzM2JmVtYWlsaWQ9amltdGFrZWRhQGdtYWlsLmNvbSZ1c2VyaWQ9amltdGFrZWRhQGdtYWlsLmNvbSZmbD0mZXh0cmE9TXVsdGl2YXJpYXRlSWQ9JiYm&&&100&&&http://www.dhs.gov/sites/default/files/publications/privacy/privacy_pia_nppd_ecs_jan2013.pdf