The U.S. Department of Homeland Security (DHS), Customs and Border Protection (CBP) Privacy Office, and Office of Field Operations invited privacy stakeholders—including EFF and the ACLU of Northern California—to participate in a briefing and update on how the CBP is implementing its Biometric Entry/Exit Program. EFF has many concerns about the government collecting and using biometric identifiers, which we detailed in a letter sent to CBP. Below is CBP's response.