From ksouza@cmu.edu Mon Nov 11 13:31:01 1996 Path: ashpoly!cascade!bigsur!cmu!ksouza From: ksouza@cmu.edu (Karen Souza) Newsgroups: comp.sys.m68k Subject: Observation: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Nov11.133101.8222@cmu.edu> Date: Mon, 11 Nov 1996 13:31:01 GMT Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Hardware disassembly report for Motorola hardware hackers. Without U14, the board can track the 14.2 Hz carrier, but cannot descramble the binary payload of Nodes 11 through 14. Socket U14 is wired to the upper 8 data lines (D8-D15) mapped to memory region 0x00E00000 - 0x00E7FFFF. Did Marcus take the decryption EPROM with him when he left the lab? -- Karen Souza Practical Peripherals 14.4 @ 28,800 bps "They will send a copy in my place." From klee@kth.se Wed Nov 13 10:48:01 1996 Path: ashpoly!cascade!transat!ukc!fennimore!kth!klee From: klee@kth.se (Kirsty Lee) Newsgroups: comp.sys.m68k Subject: Re: Observation: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Nov13.104801.4726@kth.se> Date: Wed, 13 Nov 1996 10:48:01 GMT References: <1996Nov11.133101.8222@cmu.edu> Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: Netscape 1.1N Lines: 9 In article <1996Nov11.133101.8222@cmu.edu>, ksouza@cmu.edu (Karen Souza) writes: > Hardware disassembly report for Motorola hardware hackers. > Without U14, the board can track the 14.2 Hz carrier, but cannot descramble the binary payload of Nodes 11 through 14. If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! -- Kirsty Lee -- Royal Institute of Technology, Stockholm "They will send a copy in my place." From aito@mindspring.com Thu Nov 14 17:29:01 1996 Path: ashpoly!cascade!transat!ukc!fennimore!mindspring!aito From: aito@mindspring.com (Andrei Ito) Newsgroups: comp.sys.m68k Subject: Re: Observation: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Nov14.172901.4825@mindspring.com> Date: Thu, 14 Nov 1996 17:29:01 GMT References: <1996Nov11.133101.8222@cmu.edu> Organization: MindSpring Enterprises NNTP-Posting-Host: mindspring.com X-Newsreader: Netscape 1.1N Lines: 11 In article <1996Nov11.133101.8222@cmu.edu>, ksouza@cmu.edu (Karen Souza) writes: > Hardware disassembly report for Motorola hardware hackers. Marcus took that EPROM with him. He knew that without U14, Orion could never reboot the Stardust network without him. Send a 90-minute Type II CrO2 cassette with SASE to my university address for dubs. -- Andrei Ito *PLONK* filter active for trolls. Decstation 5000/200 - NetBSD 1.0 From clee@uni-hamburg.de Sat Nov 16 09:42:01 1996 Path: ashpoly!cascade!transat!sunet!nordrelay!uni-hamburg!clee From: clee@uni-hamburg.de (Camila Lee) Newsgroups: comp.sys.m68k Subject: Re: Observation: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1996Nov16.094201.5449@uni-hamburg.de> Date: Sat, 16 Nov 1996 09:42:01 GMT References: <1996Nov11.133101.8222@cmu.edu> <1996Nov14.172901.4825@mindspring.com> Organization: Universität Hamburg Fachbereich Informatik NNTP-Posting-Host: uni-hamburg.de X-Newsreader: Netscape 1.1N Lines: 11 In article <1996Nov14.172901.4825@mindspring.com>, aito@mindspring.com (Andrei Ito) writes: > Marcus took that EPROM with him. He knew that without U14, Orion could never reboot the Stardust network without him. If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! If you are posting from AOL, please read RFC 1036 before posting again. -- === Camila Lee === Dept of Electrical Engineering, Universität Hamburg Fachbereich Informatik "Row 14. No joke."