[From nobody Sun Apr 17 02:46:42 2005 Return-Path: <oberseminar-admin@cdc.informatik.tu-darmstadt.de> X-Original-To: mhartl@localhost Delivered-To: mhartl@localhost.efr.local Received: from localhost (localhost [127.0.0.1]) by media.efr.local (Postfix) with ESMTP id 7D483495D0E for <mhartl@localhost>; Sat, 16 Apr 2005 17:22:25 +0200 (CEST) Received: from mail.hartl-it.de [62.141.63.161] by localhost with POP3 (fetchmail-6.2.5) for mhartl@localhost (single-drop); Sat, 16 Apr 2005 17:22:25 +0200 (CEST) Received: from ultra02.rbg.informatik.tu-darmstadt.de (ultra02.rbg.informatik.tu-darmstadt.de [130.83.160.82]) by km0613.keymachine.de (8.12.11/8.12.11) with ESMTP id j3GFJQ0p025467 for <mhartl@hartl-it.de>; Sat, 16 Apr 2005 17:19:26 +0200 Received: from mail.cdc.informatik.tu-darmstadt.de (cdc-info.cdc.informatik.tu-darmstadt.de [130.83.167.3]) by ultra02.rbg.informatik.tu-darmstadt.de (8.11.7p1+Sun/8.11.6) with ESMTP id j3GFJKv00991; Sat, 16 Apr 2005 17:19:20 +0200 (MEST) Received: from cdc-info.cdc.informatik.tu-darmstadt.de (localhost [127.0.0.1]) by mail.cdc.informatik.tu-darmstadt.de (Postfix) with ESMTP id 632FA2CDA; Sat, 16 Apr 2005 17:19:06 +0200 (MET DST) Delivered-To: oberseminar-list@cdc.informatik.tu-darmstadt.de Received: from cdc-ws1.cdc.informatik.tu-darmstadt.de (cdc-ws1 [130.83.167.6]) by mail.cdc.informatik.tu-darmstadt.de (Postfix) with ESMTP id 207F32C90; Sat, 16 Apr 2005 17:18:57 +0200 (MET DST) Received: from localhost (osem@localhost) by cdc-ws1.cdc.informatik.tu-darmstadt.de (8.11.7p1+Sun/8.11.7) with ESMTP id j3GFIuV16418; Sat, 16 Apr 2005 17:18:56 +0200 (MEST) From: Oberseminar-Ankuendigungen <osem@cdc.informatik.tu-darmstadt.de> X-Sender: osem@cdc-ws1 To: Oberseminar-Ankuendigungen <osem@cdc.informatik.tu-darmstadt.de> Message-ID: <Pine.GSO.4.21.0504161715460.16414-100000@cdc-ws1> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Subject: [Oberseminar] April 19th: Oberseminar Kryptographie/Computeralgebra TU Darmstadt Sender: oberseminar-admin@cdc.informatik.tu-darmstadt.de Errors-To: oberseminar-admin@cdc.informatik.tu-darmstadt.de X-BeenThere: oberseminar@cdc.informatik.tu-darmstadt.de X-Mailman-Version: 2.0.8 Precedence: bulk List-Help: <mailto:oberseminar-request@cdc.informatik.tu-darmstadt.de?subject=help> List-Post: <mailto:oberseminar@cdc.informatik.tu-darmstadt.de> List-Subscribe: <http://www.cdc.informatik.tu-darmstadt.de/mailman/listinfo/oberseminar>, <mailto:oberseminar-request@cdc.informatik.tu-darmstadt.de?subject=subscribe> List-Id: Oberseminar: Cryptography and Computer Algebra, TU Darmstadt <oberseminar.cdc.informatik.tu-darmstadt.de> List-Unsubscribe: <http://www.cdc.informatik.tu-darmstadt.de/mailman/listinfo/oberseminar>, <mailto:oberseminar-request@cdc.informatik.tu-darmstadt.de?subject=unsubscribe> List-Archive: <http://www.cdc.informatik.tu-darmstadt.de/pipermail/oberseminar/> Date: Sat, 16 Apr 2005 17:18:56 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.0.2-gr1 (2004-11-16) on media.efr.local X-Spam-Level: X-Spam-Status: No, score=-1.2 required=5.0 tests=AWL autolearn=ham version=3.0.2-gr1 +++++ Oberseminar Kryptographie und Computeralgebra TU Darmstadt +++++ Next talk: Tuesday, April 19th 16.15-17.55 S2/02-A102 (Piloty building) Kai Wirt /Fault attack on the DVB Common Scrambling Algorithm/ Abstract: The Common Scrambling Algorithm (CSA) is used to encrypt streams of video data in the Digital Video Broadcasting (DVB) system. The algorithm uses a combination of a stream and a block cipher, apparently for a larger security margin. However these two algorithms share a common key. In this talk I present a fault attack on the block cipher which can be launched without regarding the stream cipher part. This attack allows to reconstruct the common key and thus breaks the complete Algorithm. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Organizer: Prof. Dr. J. Buchmann Department of Computer Science Cryptography and Computer Algebra Darmstadt University of Technology Location: S2/02-A102 (Piloty building) Hochschulstrasse 10, Darmstadt (a map can be found at: www.tu-darmstadt.de/lageplaene/darmstadt/stadtmitte/s2.tud) Time: Tuesdays 16.15 - 17.15 Information: http://www.informatik.tu-darmstadt.de/TI/Lehre/SS05/Seminar/OS.html ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ If you want to unsubscribe from this mailing list please visit: http://www.cdc.informatik.tu-darmstadt.de/mailman/listinfo/oberseminar If you want to unsubscribe from this mailing list please visit: http://www.cdc.informatik.tu-darmstadt.de/mailman/listinfo/oberseminar If you want to unsubscribe from this mailing list please visit: http://www.cdc.informatik.tu-darmstadt.de/mailman/listinfo/oberseminar ]