Science and Technology Directorate

Transparency Project

Science and Technology Directorate

The Science and Technology Directorate (DHS S&T) manages science and technology research for the Department of Homeland Security and first responders. It has six different primary divisions: the Explosives Division; the Chemical and Biological Division; the Command, Control, and Interoperability Division (whose responsibilities include securing critical infrastructure and coordinating efforts to improve existing cyber infrastructure); the Human Factors Division (focused on using behavioral sciences for detecting, analyzing and understanding homeland security threats); and the Infrastructure and Geophysical Division.

Stay in Touch

NSA Spying

EFF is leading the fight against the NSA's illegal mass surveillance program. Learn more about what the program is, how it works, and what you can do.

Follow EFF

Europeans' right to leave their Wi-FI networks open to the public hangs on a pending court decision: https://eff.org/r.7jst

Jun 2 @ 4:18pm

Ex-Mozilla engineer calls on Firefox to make beneficial Tracking Protection technology available to all users: https://eff.org/r.mmrp

Jun 2 @ 3:42pm

Ex-Mozilla engineer calls on Firefox to make beneficial Tracking Protection technology available to all browser users https://eff.org/r.mmrp

Jun 2 @ 3:41pm
JavaScript license information