Re: id-aes256-GCM command line encrypt+decrypt fail

2012-10-15 Thread Michel
Thanks for the explanation Mr. Henson. I do not wish to take up too much of your time, but as I am still trying to understand OpenSSL, I would be grateful if you can add a few words on how you cope with this in TLS, and point me to the corresponding source code. Thanks again, Michel. Le 12

Re: id-aes256-GCM command line encrypt+decrypt fail

2012-10-12 Thread Dr. Stephen Henson
On Fri, Oct 12, 2012, Michel wrote: > I am guessing that 'special handling' is linked to the 'no > additional authentication data' issue discussed in : > http://incog-izick.blogspot.fr/2011_08_01_archive.html > It's to do with the fact that additional parameters are required with GCM and how the

Re: id-aes256-GCM command line encrypt+decrypt fail

2012-10-12 Thread Michel
I am guessing that 'special handling' is linked to the 'no additional authentication data' issue discussed in : http://incog-izick.blogspot.fr/2011_08_01_archive.html Le 11/10/2012 22:33, Erik Tkal a écrit : I think Steve posted a while back that those ciphers require special handling and do n

RE: id-aes256-GCM command line encrypt+decrypt fail

2012-10-11 Thread Erik Tkal
I think Steve posted a while back that those ciphers require special handling and do not work with the enc command yet. Erik Tkal Juniper OAC/UAC/Pulse Development From: owner-openssl-us...@openssl.org [mailto:owner-openssl-us...@openssl.org] On Behalf Of e

Re: id-aes256-GCM command line encrypt+decrypt fail

2012-10-11 Thread Matt Caswell (fr...@baggins.org)
See: http://marc.info/?l=openssl-users&m=134867395821086&w=2 On 11 October 2012 17:19, e...@mit.edu wrote: > Hello, > I am trying to encrypt and decrypt a string using command-line openssl > (1.0.1c) with the id-aes256-GCM algorithm, but every time it fails > > echo -n "bla" | openssl enc -e -i