"In the heart of Italy, Harvard professor of symbology Robert Langdon is drawn into a harrowing world centered on one of history's most enduring and mysterious literary masterpieces: Dante's Inferno. Against this backdrop, Langdon battles a chilling adversary and grapples with an ingenious riddle that pulls him into a landscape of classic art, secret passageways, and futuristic science" -- vendor summary.

Maggie Hope, travels across the pond to America, where a looming scandal poses a grave threat to the White House and the Allied cause. December 1941. Soon after the attack on Pearl Harbor, Winston Churchill arrives in Washington, D.C., along with special agent Maggie Hope. Posing as his typist, she is accompanying the prime minister as he meets with President Roosevelt to negotiate the United States' entry into World War II. When one of the First...

Before the multi-million, runaway bestseller The Da Vinci Code, Dan Brown set his razor-sharp research and storytelling skills on the most powerful intelligence organization on earth—the National Security Agency (NSA)—in this thrilling novel, Digital Fortress.
When the NSA's invincible code-breaking machine encounters a mysterious code it cannot break, the agency calls its head cryptographer, Susan Fletcher,

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"A nonfiction manuscript for young readers about a group of Allied spies and codebreakers that cracked the Nazis's infamous cypher, allowing them to read secret military messages and turn the tide of World War II. During WWII, as the Germans waged war, every Nazi plan, every attack, was sent over radio. But to the Allies listening in, the messages sounded like gibberish. The communications were encoded with a powerful cypher-unless you could unlock...

For centuries, a hidden splinter sect of the Franciscans has guarded secrets that could transform the world. Now the safety of those secrets - and much more - depends on one man. Braverman "Bravo" Shaw always knew his father had secrets. But not until Dexter Shaw dies mysteriously does Bravo discover the enormity of his father's life as a high-ranking member of the Order of Gnostic Observatines. For more than eight hundred years, the Order has preserved...

When Robert Langdon wakes up in an Italian hospital with amnesia, he teams up with Sienna Brooks, a doctor he hopes will help him recover his memories. Together, they race across Europe and against the clock to stop a madman from unleashing a global virus that would wipe out half of the world's population.

Between Silk and Cyanide presents the memoir of the man who transformed code-making and code-breaking for the Special Operations Executive in World War Two. Leo Marks later went on to become an award-winning scriptwriter.

Friedman had a rare talent for spotting patterns and solving puzzles, and these skills led her to become one of the top cryptanalysts in America during both World War I and World War II. In 1916 she had been hired by an eccentric millionaire to prove that Shakespeare's plays had secret messages in them, and learned much about code breaking. Greenfield shows that Friedman and her husband, William, played a major role decoding messages during WWI and...

Harvard symbologist Robert Langdon and French cryptologist Sophie Neveu work to solve the murder of an elderly curator of the Louvre, a case which leads to clues hidden in the works of Da Vinci and a centuries-old secret society.