TUNNEL 2

DOCID: 3962345(U)Cryptologic Almanac 50th Anniversary Series(U)The Berlin TunnelPart II: The Rivals~SD SYNOPSIS: ln the early 1950s, a CIA scientist discovered a flaw in a Soviettele rinter s stem that rendered its enc ted traffic exploitabl~1. ..the CIA worked· ·r-~~~~~~~~~~~~~-,...~..,._J '--~~~~~~~~to tg a·runnel from West to East Berlin and tap--~~....,....---,-~....,....-~..--~~--------linto a telephone hub that served Soviet orces in Gennany and much of Eastern Europe.However, out of insti...