> -----Original Message----- > From: Erwann Abalea [mailto:erwann.aba...@keynectis.com] > Sent: Friday, March 08, 2013 9:44 PM > To: openssl-users@openssl.org > Cc: Tayade, Nilesh > Subject: Re: [openssl-users] Extra bytes before the decrypted data. > > It's probably the IV.
Yes, it can be IV. But I am trying to understand why it doesn't show IV in every other data I'm decrypting. And only for below specific data it shows IV preceding the decrypted contents. > -- > Erwann ABALEA > > Le 08/03/2013 16:55, Tayade, Nilesh a écrit : > > On performing the AES128 decryption, I see the decrypted data is > preceded by a block of 16bytes. > > E.g. Below, 0x48 to 0x5a is the extra 16bytes block. And the actual > 'GET' request starts from 0x47 onwards. > > > > 48 3f c4 99 fa f0 75 0e 51 b8 3b 58 aa 1f 4a 5a > > 47 45 54 20 2f 20 48 54 54 50 2f 31 2e 31 0d 0a > > ... > > 5b 28 c4 52 4e f9 53 2c 08 04 94 04 04 04 04 04 > > > > There is a padding of 5bytes in the end, which I can detect. Any > pointers on how to detect the initial 16bytes block? > > This causes the output to be some junk followed by actual data. ______________________________________________________________________ OpenSSL Project http://www.openssl.org User Support Mailing List openssl-users@openssl.org Automated List Manager majord...@openssl.org