Espionage tactics have evolved in the mordern age, but traditional Cold War methods still present as much of a security threat as cyber attacks.

FACT CHECK: We strive for accuracy and fairness. But if you see something that doesn't look right, contact us!

RELATED CONTENT

Electronic communications devices like the blackberry and smart phones present unique security challenges when used by the president and his high-level staff.

To ensure continuity of government in the event of a catastrophic attack on America, the president and high level government officials are briefed about a top secret Doomsday Plan.

Emergency evacuation and escape protocols keep the president safe in the event of a national crisis and were activated during the attacks of September 11th, 2001.

America knew them as POTUS and FLOTUS, but here are the names they gave each other in private.

When it came to words of affection, these presidents didn't need the aid of speechwriters.

Presidential historian Doris Kearns Goodwin describes why taking some well-earned time off might just be the best thing a president—or anyone—can do to be better at their job.