General Keith Alexander

General Keith Alexander is a retired four-star general in the United States Army and a former head of the National Security Agency (NSA) from 2005 to 2014. He played a key role in shaping U.S. intelligence and cybersecurity strategies, particularly in response to the growing threats of terrorism and cyberattacks. Under his leadership, the NSA expanded its surveillance programs, which later sparked significant public debate on privacy and security following Edward Snowden's revelations. General Alexander's career highlights the balance between national security needs and civil liberties in the digital age.