Walter Tuchman

Walter Tuchman led the Data Encryption Standard development team at IBM. He was also responsible for the development of Triple DES.

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    All histories do shew, and wise politicians do hold it necessary that, for the well-governing of every Commonweal, it behoveth man to presuppose that all men are evil, and will declare themselves so to be when occasion is offered.
    —Sir Walter Raleigh (1552–1618)

    Diplomacy means all the wicked devices of the Old World, spheres of influence, balances of power, secret treaties, triple alliances, and, during the interwar period, appeasement of Fascism.
    —Barbara Tuchman (1912–1989)