Used book – Debt of Honor, Volume 1, Tom Clancy

At this turn of the millennium, has the world finally been freed from its terrors, from nuclear apocalypse, from the final confrontation between superpowers? We have the right to believe so... provided we forget that war, having become economic, is no less ruthless. And that yesterday's vanquished have not necessarily given up on revenge. Somewhere in the Pacific, a Japanese businessman is putting the finishing touches on an offensive designed to cripple America: the introduction of a computer virus into Wall Street's stock market circuits. Called out of retirement and appointed head of the National Security Council, Jack Ryan finds himself facing an enemy as devastating as it is elusive. And it is a complex world, that of computers and financial mechanisms, that he will have to master to help a newly elected President... The master of the "techno-thriller," the novelist of The Hunt for Red October takes us here into the heart of a global system where a simple manipulation can prove more destructive than a military intervention...