From dnilsson@demon.co.uk Wed Jan 18 02:09:08 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!demon!dnilsson From: dnilsson@demon.co.uk (Dong-hyun Nilsson) Newsgroups: comp.sys.m68k Subject: [INFO] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Jan18.020908.2973@demon.co.uk> Date: Wed, 18 Jan 1995 02:09:08 GMT Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk 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. Does anyone have a 27C256 EPROM marked 'MH-U14' or 'ORION-CRYPTO'? -- Dong-hyun Nilsson *PLONK* filter active for trolls. Sun SparcStation 20 - NetBSD 1.0 From mfournier@delphi.com Thu Jan 19 08:12:08 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!delphi!mfournier From: mfournier@delphi.com (Mike Fournier) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Jan19.081208.1057@delphi.com> Date: Thu, 19 Jan 1995 08:12:08 GMT References: <1995Jan18.020908.2973@demon.co.uk> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: Netscape 1.1N Lines: 10 In article <1995Jan18.020908.2973@demon.co.uk>, dnilsson@demon.co.uk (Dong-hyun Nilsson) 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. That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. -- Mike Fournier *PLONK* filter active for trolls. Atari Falcon 030 - NetBSD 1.0 From lsato@utexas.edu Thu Jan 19 19:02:08 1995 Path: ashpoly!cascade!mxgate!coyoacan!utexas!lsato From: lsato@utexas.edu (Lars Sato) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Jan19.190208.1638@utexas.edu> Date: Thu, 19 Jan 1995 19:02:08 GMT References: <1995Jan18.020908.2973@demon.co.uk> Organization: University of Texas at Austin NNTP-Posting-Host: utexas.edu X-Newsreader: Netscape 1.1N Lines: 10 In article <1995Jan18.020908.2973@demon.co.uk>, dnilsson@demon.co.uk (Dong-hyun Nilsson) 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. That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. -- Lars Sato Zyxel U-1496E @ 9600 Telebit bps "Measuring a record you own is listening, not piracy." From eeriksson@demon.co.uk Fri Jan 20 17:02:08 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!demon!eeriksson From: eeriksson@demon.co.uk (Élodie Eriksson) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Jan20.170208.5481@demon.co.uk> Date: Fri, 20 Jan 1995 17:02:08 GMT References: <1995Jan18.020908.2973@demon.co.uk> Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Jan18.020908.2973@demon.co.uk>, dnilsson@demon.co.uk (Dong-hyun Nilsson) 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! -- Élodie Eriksson Opinions expressed are solely my own and not those of Demon Internet Services UK. ------------------------------------------------------------ From nkuznetsov@earthlink.net Sun Jan 22 13:42:08 1995 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!earthlink!nkuznetsov From: nkuznetsov@earthlink.net (Nadia Kuznetsov) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1995Jan22.134208.5480@earthlink.net> Date: Sun, 22 Jan 1995 13:42:08 GMT References: <1995Jan18.020908.2973@demon.co.uk> <1995Jan20.170208.5481@demon.co.uk> Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: WinVN 0.99.5 Lines: 11 In article <1995Jan20.170208.5481@demon.co.uk>, eeriksson@demon.co.uk (Élodie Eriksson) writes: > If we know the plain text of Nodes 01-10, we could potentially derive the S-box substitution table via known-plaintext attack! Using an S-box in a 27256 EPROM for single-cycle hardware substitution was standard military cipher practice in 1984. Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- Nadia Kuznetsov Opinions expressed are solely my own and not those of EarthLink Network. ------------------------------------------------------------