Security, Enforcement, and Compassion United in Reform Efforts Act or the SECURE Act of 2017 This bill directs the Department of Homeland Security (DHS) to achieve situational awareness and operational control of the U.S. southern border and to deter and detect illegal activity in high traffic areas. The bill authorizes National Guard and Department of Defense support to secure such border. DHS shall establish: (1) a National Border Security Advisory Committee, (2) the Integrated Border Enforcement Team program, (3) Tunnel Task Forces, and (4) a biometric exit data system to complete the required integrated biometric entry and exit data system. The bill provides for: (1) additional border control and immigration personnel, (2) reimbursement to state and local prosecutors for federally initiated immigration-related criminal cases, (3) expansion of biometric technology and data, and (4) immigration detention capacity increases. Operation Stonegarden is established in DHS. DHS shall reinstate and operate the Secure Communities immigration enforcement program. DHS may construct new ports of entry along the northern and southern borders. The bill revises provisions regarding: (1) alien apprehension and detention, (2) nonimmigrant admissions, (3) parole authority, (4) sanctuary jurisdictions, (5) unaccompanied alien children, (6) human smuggling and trafficking, (7) drug trafficking and crimes of violence committed by illegal aliens, (8) visa and passport security, (9) background checks, (10) status adjustment, (11) naturalization, (12) asylum, (13) terrorists, (14) expedited removal, (15) immigration-related crimes and penalties, and (16) DHS positions in U.S. territories.