Subj : Re: Cracking DOS software To : All From : Nigel Reed Date : Mon Mar 17 2025 14:20:45 On Sun, 7 Apr 2024 15:05:36 +0000 "AKAcastor" (21:1/162) wrote: > N> I'm a software engineer, but I've never really looked > N> into reverse-engineering and cracking software. My > N> skills with that are fairly limited, but I think it > N> would be interesteing to do though. I've sometimes > N> looked at executable and other binary files with a hex > N> editor, but I'm not sure what I'd be looking for as far > N> as license and serial number checks and that sort of > N> thing. It's naturally more difficult to reverse- > N> engineer a binary than to look at source code. :) > > The tools make all the difference! And willingness to trace through > assembler code endlessly! :) Some of the disassembly and > decompilation tools and debuggers can do a shocking amount of the > work in some cases. There's no universal solution, but when it does > work it's pretty impressive. > > I love doing hex-edit hacks too. Neat to poke around inside an > executable and just paint over some bits to adjust things just so. > Another very handy tool is 'strings', to get a list of readable text > inside a binary file - great for taking a quick peek. > > > Chris/akacastor > > --- Maximus 3.01 > * Origin: Another Millennium - Canada - another.tel (21:1/162) Hey, I sent you a message on reddit the other day but good to see you hang out here too. I have permission from the author of Bar World for it to be keygened. He's looking for the source to remove the registration bit but in the meantime, feel free to have at it. https://slbbs.org/files/doorgame/barv15.zip -- End Of The Line BBS - Plano, TX telnet endofthelinebbs.com 23 --- SBBSecho 3.24-Linux * Origin: End Of The Line BBS - endofthelinebbs.com (21:2/101) .