----- Original Message ----- From: "Mark Brownell" <[EMAIL PROTECTED]> To: "How to use Revolution" <[EMAIL PROTECTED]> Sent: Friday, October 01, 2004 12:42 PM Subject: Re: Encryption
> > On Friday, October 1, 2004, at 12:26 PM, David Kwinter wrote: > > > Using bf-ofb with a 41 char key (328bits) with 328bits specified for > > encryption, the source does not come back properly after decryption, > > instead it's garbage binary data. > > > > If I use "blowfish" instead of "bf-ofb", everything works fine up > > until 320bits, higher than that I get the error > > "error:06065064:digital envelope routines:EVP_DecryptFinal:bad > decrypt" > > > > Is anyone having better luck with this? > > > A little background on Blowfish. You might need to make the char keys > in increments of four char steps. Four chars is 32 bit, eight chars is > 64 bit, twelve chars is 96 bit level encryption for instance. Some > algorithms need to clean up the number of chars before they are used as > a key. So 41 chars might be causing a problem only because it doesn't > conform to a 32 bit block size. > > What happens with a 56 char key? > > Mark > 56 char is what I tried first, with "bf-ofb" I get garbage binary with "blowfish" I get the error: "error:06065064:digital envelope routines:EVP_DecryptFinal:bad > decrypt" 40 chars/320bits seems to be the breakpoint _______________________________________________ use-revolution mailing list [EMAIL PROTECTED] http://lists.runrev.com/mailman/listinfo/use-revolution