Cryptographic hardware and embedded systems - CHES 2002 : 4th International Workshop : Redwood Shores, CA, USA, August 13-15, 2002 : revised papers - Kaliski, Burton S., 1964-; Koç, Çetin K., 1957-; Paar, Christof, 1963- (Lecture notes in computer science ;, 2002)