DARPA-BAA-13-16 Active Authentication (AA) Phase 2

See attached PDF "DARPA-BAA-13-16 AA Phase 2" for further details.AMENDMENT 0001: Please note that the purpose of this amendment is to remove the "Providing Accelerated Payments to Small Business Subcontractors (DEVIATION)" language from the BAA. See attached "DARPA-BAA-13-16 AA Phase 2Amendment 0001" PDF for further details as the changes are highlighted in yellow.AMENDMENT 0002: Please note that the purpose of this amendment is to extend the proposal closing date to April 5, 2013, 5:00pm (ET). See attached "DARPA-BAA-13-16 AA Phase 2 - Amendment 0002" PDF for further details as the changes are highlighted in yellow. AMENDMENT 0003: Please note that due to unanticipated technical issues that interrupted DARPA/I2O's normal proposal receipt process prior to the original closing date, the closing date has been revised and extended to April 18, 2013, 12:00pm (ET). See attached "DARPA-BAA-13-16 AA Phase 2 - Amendment 0003" PDF for further details as the changes are highlighted in green.