From: "Ben Davis" Newsgroups: comp.os.msdos.djgpp Subject: Re: Some dodgy FILE hackery Date: Thu, 16 Mar 2000 21:52:40 -0000 Organization: Customer of Planet Online Lines: 19 Message-ID: <8arl5k$mdd$1@newsg2.svr.pol.co.uk> References: <8amfqu$ue5$1 AT newsg2 DOT svr DOT pol DOT co DOT uk> <834sa6r3v4 DOT fsf AT mercury DOT st DOT hmc DOT edu> NNTP-Posting-Host: modem-15.deagol.dialup.pol.co.uk X-Trace: newsg2.svr.pol.co.uk 953243636 22957 62.136.152.143 (16 Mar 2000 21:53:56 GMT) NNTP-Posting-Date: 16 Mar 2000 21:53:56 GMT X-Complaints-To: abuse AT theplanet DOT net X-Newsreader: Microsoft Outlook Express 4.72.3110.5 X-MimeOLE: Produced By Microsoft MimeOLE V4.72.3110.3 To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Reply-To: djgpp AT delorie DOT com Nate Eldredge wrote in message <834sa6r3v4 DOT fsf AT mercury DOT st DOT hmc DOT edu>... >Damian Yerrick writes: > >> >I have to do the encryption manually; the built-in password function >> >isn't secure enough. >> >> I know; it's xor. > >Note that if the decryption will be done on the user's machine, no >encryption is really secure, since they can catch the data as it comes >out of decryption. A debugger would probably suffice for this. Doesn't matter. By the time it comes out of encryption, nobody's going to care (or notice) that it was ever encrypted. Before that they won't have enough information, and they would be *VERY* lucky to find the pattern! :-) Ben Davis