The 11th Signal Brigade is a unit of the United States Army specializing in signal and information operations. Based at Fort Buchanan, Puerto Rico, this brigade operates under the U.S. Army Signal Corps and provides command, control, communications, computers, intelligence, surveillance, and reconnaissance capabilities to various military commands and departments. The 11th Signal Brigade is a key component in ensuring effective communication and information sharing across the battlefield, supporting joint and combined operations at all levels of warfare. The unit's mission is to provide reliable and secure communications for commanders and troops, enabling them to make informed decisions quickly and effectively in various operational environments.