Cyberwarfare refers to politically motivated hacking to conduct sabotage and espionage. It is a form of information warfare sometimes seen as analogous to conventional warfare, and in 2013 was, for the first time, considered a larger threat than Al Qaeda or terrorism, by many ... Explore this topic

Leon Edward Panetta is an American politician, lawyer and professor. He served in the Barack Obama administration as Director of the Central Intelligence Agency from 2009 to 2011 and as Secretary of Defense from 2011 to 2013. An Italian-American Democrat, Panetta was a member ... Explore this topic

The Secretary of Defense is the leader and chief executive officer of the Department of Defense, an Executive Department of the Government of the United States of America. This position corresponds to what is generally known as a Defense Minister in many other countries. The S... Explore this topic

Computer security is information security as applied to computers and networks. The field covers all the processes and mechanisms by which computer-based equipment, information and services are protected from unintended or unauthorized access, change or destruction. Computer s... Explore this topic

National security is the requirement to maintain the survival of the state through the use of economic power, diplomacy, power projection and political power. The concept developed mostly in the United States of America after World War II. Initially focusing on military might,... Explore this topic

A computer virus is a computer program that can replicate itself and spread from one computer to another. The term "virus" is also commonly, but erroneously, used to refer to other types of malware, including but not limited to adware and spyware programs that do not have a re... Explore this topic

In the computer security context, a hacker is someone who seeks and exploits weaknesses in a computer system or computer network. Hackers may be motivated by a multitude of reasons, such as profit, protest, or challenge. The subculture that has evolved around hackers is often ... Explore this topic

The United States of America, commonly called the United States and America, is a federal republic consisting of fifty states and a federal district. The 48 contiguous states and the federal district of Washington, D.C. are in central North America between Canada and Mexico. T... Explore this topic

The attack on Pearl Harbor was a surprise military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, Hawaii, on the morning of December 7, 1941. From the standpoint of the defenders, the attack commenced at 7:48 a.m. Hawaiian ... Explore this topic

Iran or Persia, officially the Islamic Republic of Iran, is a country in Western Asia. The country is bordered on the north by Armenia, Azerbaijan and Turkmenistan. As Iran is a littoral state of the Caspian Sea, which is an inland sea, Kazakhstan and Russia are also Iran's di... Explore this topic