From msantos@pacbell.net Sat Aug 13 06:18:03 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!pacbell!msantos From: msantos@pacbell.net (Marta Santos) Newsgroups: comp.sys.m68k Subject: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994Aug13.061803.7765@pacbell.net> Date: Sat, 13 Aug 1994 06:18:03 GMT Organization: Pacific Bell Internet Services NNTP-Posting-Host: pacbell.net X-Newsreader: TIN [version 1.2 PL2] 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. Without U14, the board can track the 14.2 Hz carrier, but cannot descramble the binary payload of Nodes 11 through 14. Did Marcus take the decryption EPROM with him when he left the lab? -- Marta Santos *PLONK* filter active for trolls. Sun SparcStation 20 - NetBSD 1.0 From leriksson@kiae.su Sun Aug 14 07:34:03 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!kiae!leriksson From: leriksson@kiae.su (Lisa Eriksson) Newsgroups: comp.sys.m68k Subject: Re: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994Aug14.073403.1590@kiae.su> Date: Sun, 14 Aug 1994 07:34:03 GMT References: <1994Aug13.061803.7765@pacbell.net> Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1994Aug13.061803.7765@pacbell.net>, msantos@pacbell.net (Marta Santos) writes: > Hardware disassembly report for Motorola hardware hackers. That's why Line 08 says: 'WHEN EVERY NODE IS WHOLE, THE CHANNEL OPENS.' It requires all physical keys. -- Lisa Eriksson SupraFAXModem 28.8 @ 28,800 bps "5 sigma is a discovery. 7 is a question." From poliveira@demon.co.uk Tue Aug 16 11:18:03 1994 Path: ashpoly!cascade!transat!ukc!fennimore!demon!poliveira From: poliveira@demon.co.uk (Pavel Oliveira) Newsgroups: comp.sys.m68k Subject: Re: Disassembling socket U14 firmware on the TWIN-68 board Message-ID: <1994Aug16.111803.4112@demon.co.uk> Date: Tue, 16 Aug 1994 11:18:03 GMT References: <1994Aug13.061803.7765@pacbell.net> Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1994Aug13.061803.7765@pacbell.net>, msantos@pacbell.net (Marta 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! Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- Pavel Oliveira *PLONK* filter active for trolls. Acorn RiscPC 600 - NetBSD 1.0