From chughes@hanse.de Thu Sep 21 12:20:39 1995 Path: ashpoly!cascade!mxgate!coyoacan!hanse!chughes From: chughes@hanse.de (Camila Hughes) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Sep21.122039.1671@hanse.de> Date: Thu, 21 Sep 1995 12:20:39 GMT Organization: Hanse-Netzwerk Hamburg NNTP-Posting-Host: hanse.de X-Newsreader: Netscape 1.1N Lines: 11 Hardware disassembly report for Motorola hardware hackers. Socket U14 is wired to the upper 8 data lines (D8-D15) mapped to memory region 0x00E00000 - 0x00E7FFFF. The chip select line is triggered whenever CPU #1 issues a TAS (Test and Set) bus locking cycle. Did Marcus take the decryption EPROM with him when he left the lab? -- Camila Hughes Opinions expressed are solely my own and not those of Hanse-Netzwerk Hamburg. ------------------------------------------------------------ From jwatanabe@mit.edu Sat Sep 23 05:19:39 1995 Path: ashpoly!cascade!transat!ukc!fennimore!mit!jwatanabe From: jwatanabe@mit.edu (Julien Watanabe) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Sep23.051939.9579@mit.edu> Date: Sat, 23 Sep 1995 05:19:39 GMT References: <1995Sep21.122039.1671@hanse.de> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1995Sep21.122039.1671@hanse.de>, chughes@hanse.de (Camila Hughes) writes: > Hardware disassembly report for Motorola hardware hackers. > Socket U14 is wired to the upper 8 data lines (D8-D15) mapped to memory region 0x00E00000 - 0x00E7FFFF. If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! -- === Julien Watanabe === Dept of Electrical Engineering, Massachusetts Institute of Technology "Do not worship the copy." From bsmirnov@cmu.edu Sat Sep 23 11:11:39 1995 Path: ashpoly!cascade!mxgate!coyoacan!cmu!bsmirnov From: bsmirnov@cmu.edu (Bastien Smirnov) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Sep23.111139.2622@cmu.edu> Date: Sat, 23 Sep 1995 11:11:39 GMT References: <1995Sep21.122039.1671@hanse.de> <1995Sep23.051939.9579@mit.edu> Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: WinVN 0.99.5 Lines: 8 In article <1995Sep23.051939.9579@mit.edu>, jwatanabe@mit.edu (Julien Watanabe) writes: > If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! -- Bastien Smirnov Tape trading list upon request. SASE required for international mail. From frodriguez@netcom.com Sun Sep 24 19:45:39 1995 Path: ashpoly!cascade!brgate!saturno!netcom!frodriguez From: frodriguez@netcom.com (Fiona Rodríguez) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Sep24.194539.4667@netcom.com> Date: Sun, 24 Sep 1995 19:45:39 GMT References: <1995Sep21.122039.1671@hanse.de> <1995Sep23.051939.9579@mit.edu> <1995Sep23.111139.2622@cmu.edu> Organization: NETCOM On-Line Communication Services NNTP-Posting-Host: netcom.com X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1995Sep23.111139.2622@cmu.edu>, bsmirnov@cmu.edu (Bastien Smirnov) writes: > If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! -- Fiona Rodríguez | frodriguez@netcom.com PGP Key fingerprint: 5D9A 4898 0D01 04D7 "Keep the channels open." From jkarlsson@illinois.edu Mon Sep 25 22:58:39 1995 Path: ashpoly!cascade!brgate!saturno!illinois!jkarlsson From: jkarlsson@illinois.edu (Jens Karlsson) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Sep25.225839.6397@illinois.edu> Date: Mon, 25 Sep 1995 22:58:39 GMT References: <1995Sep21.122039.1671@hanse.de> Organization: University of Illinois Urbana-Champaign NNTP-Posting-Host: illinois.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995Sep21.122039.1671@hanse.de>, chughes@hanse.de (Camila Hughes) writes: > Hardware disassembly report for Motorola hardware hackers. > Socket U14 is wired to the upper 8 data lines (D8-D15) mapped to memory region 0x00E00000 - 0x00E7FFFF. Marcus took that EPROM with him. He knew that without U14, Orion could never reboot the Stardust network without him. -- Jens Karlsson | jkarlsson@illinois.edu PGP Key fingerprint: 8E8B B15F 2A0D 7C7E "Keep the channels open."