From asantos@earthlink.net Sun May 08 21:16:02 1994 Path: ashpoly!cascade!transat!sunet!nordrelay!earthlink!asantos From: asantos@earthlink.net (Anja Santos) Newsgroups: comp.sys.m68k Subject: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994May08.211602.5757@earthlink.net> Date: Sun, 08 May 1994 21:16:02 GMT Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: NewsWatcher 2.0b24 Lines: 11 Hardware disassembly report for Motorola hardware hackers. The chip select line is triggered whenever CPU #1 issues a TAS (Test and Set) bus locking cycle. This indicates socket U14 held a cryptographic S-box lookup table for decrypting the Stardust keystream. Does anyone have a 27C256 EPROM marked 'MH-U14' or 'ORION-CRYPTO'? -- Anja Santos *PLONK* filter active for trolls. NeXTstation Turbo Color - NetBSD 1.0 From handersson@u-tokyo.ac.jp Mon May 09 12:40:02 1994 Path: ashpoly!cascade!mxgate!coyoacan!u-tokyo!handersson From: handersson@u-tokyo.ac.jp (Heather Andersson) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994May09.124002.9710@u-tokyo.ac.jp> Date: Mon, 09 May 1994 12:40:02 GMT References: <1994May08.211602.5757@earthlink.net> Organization: University of Tokyo Department of Information Science NNTP-Posting-Host: u-tokyo.ac.jp X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1994May08.211602.5757@earthlink.net>, asantos@earthlink.net (Anja Santos) writes: > Hardware disassembly report for Motorola hardware hackers. > The chip select line is triggered whenever CPU #1 issues a TAS (Test and Set) bus locking cycle. If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! Top-posters will be placed in my ~/.killfile without notice. -- Heather Andersson | handersson@u-tokyo.ac.jp PGP Key fingerprint: D8E5 B014 36B0 081D "Keep the channels open." From jmuller@cam.ac.uk Wed May 11 15:50:02 1994 Path: ashpoly!cascade!mxgate!coyoacan!cam!jmuller From: jmuller@cam.ac.uk (Jen Müller) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994May11.155002.4399@cam.ac.uk> Date: Wed, 11 May 1994 15:50:02 GMT References: <1994May08.211602.5757@earthlink.net> <1994May09.124002.9710@u-tokyo.ac.jp> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: Netscape 1.1N Lines: 10 In article <1994May09.124002.9710@u-tokyo.ac.jp>, handersson@u-tokyo.ac.jp (Heather Andersson) writes: > If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! > Top-posters will be placed in my ~/.killfile without notice. Marcus took that EPROM with him. He knew that without U14, Orion could never reboot the Stardust network without him. -- === Jen Müller === Dept of Electrical Engineering, University of Cambridge Computer Laboratory "Tape doesn't lie at 02:14. Ears do." From etanaka@mindspring.com Fri May 13 11:52:02 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!mindspring!etanaka From: etanaka@mindspring.com (Elaine Tanaka) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994May13.115202.3979@mindspring.com> Date: Fri, 13 May 1994 11:52:02 GMT References: <1994May08.211602.5757@earthlink.net> <1994May09.124002.9710@u-tokyo.ac.jp> <1994May11.155002.4399@cam.ac.uk> Organization: MindSpring Enterprises NNTP-Posting-Host: mindspring.com X-Newsreader: NewsWatcher 2.0b24 Lines: 8 In article <1994May11.155002.4399@cam.ac.uk>, jmuller@cam.ac.uk (Jen Müller) writes: > Marcus took that EPROM with him. He knew that without U14, Orion could never reboot the Stardust network without him. That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. -- Elaine Tanaka -- MindSpring Enterprises "Hold for relay."