Re: Patch add support for different algorithms in the agent private key storage

2013-02-20 Thread Robert J. Hansen
On 02/20/2013 08:23 PM, Robert J. Hansen wrote: > The current best attack on AES-256 maxes out at 11 rounds; the full > AES-256 has 14 rounds. Doing a little more research, I found a theoretical attack on the full -256 and -192; I was wrong to say the current best attack only worked on a reduced-r

Re: Patch add support for different algorithms in the agent private key storage

2013-02-20 Thread Robert J. Hansen
On 02/20/2013 07:11 PM, Laila Vrazda wrote: > Very well, theoretically AES-256 is less secure than AES-192. The current best attack on AES-256 maxes out at 11 rounds; the full AES-256 has 14 rounds. Nobody's ever demonstrated that full AES-256 is easier to break than AES-192; and even if they had

Re: Documentation on symmetric key options for GPGME

2013-02-20 Thread Robert J. Hansen
On 02/20/2013 06:41 PM, Jim Treinen wrote: > I am new to GPG, specifically GPGME. I am trying to familiarize > myself with programming against the GPGME C library. I was wondering > if it is possible to explicitly specify the use of AES 256 and choose > a block mode when using the OpenPGP protoco

Documentation on symmetric key options for GPGME

2013-02-20 Thread Jim Treinen
Hello, I am new to GPG, specifically GPGME. I am trying to familiarize myself with programming against the GPGME C library. I was wondering if it is possible to explicitly specify the use of AES 256 and choose a block mode when using the OpenPGP protocol ? I am sorry if I have overlooked somethi

Re: Piping tar into gpg

2013-02-20 Thread Daniel Kahn Gillmor
On 02/20/2013 04:29 PM, Stefan Malte Schumacher wrote: > I want to create encrypted backups with tar and gpg, which I then want to > upload to my online storage. Strangely I can't get it working. > "find /mnt/raid/Dokumente/ -type f -print0 |tar cfzv | gpg --symmetric > --output 1.tar.gz.gpg" if y

gpg-agent forwarding

2013-02-20 Thread John Lium
Hi all, Wondering if someone can help me out with gpg key forwarding in the same style that you can do with ssh. This is the best answer I've found so far: http://superuser.com/questions/161973/how-can-i-forward-a-gpg-key-via-ssh-agent Wondering if anyone could point me towards a cleaner solouti

Re: default keyring file formats

2013-02-20 Thread Werner Koch
On Wed, 20 Feb 2013 06:05, jw72...@verizon.net said: > Hi, David. I appreciated your prompt reply. So with a concatenated > keyring in the format "foo.pub" would I first use a command like the > following one if I want to get the keys out of it in order to move No, please don't do that! The API