Re: Encryption

2006-04-18 Thread Shachar Shemesh
Julian Pace Ross wrote: Thanks everyone for your feedback. Seems to me that Alex explained the issue with this perfectly. I'm afraid that Alex's explanation does not take into account rsyncrypto's algorithm. If you encrypt two versions of a file, changed in the first bit of the file between

Re: Encryption

2006-04-18 Thread Julian Pace Ross
Shachar Shemesh wrote: However, some time into the file (between 4KB and 16KB, depending on several factors) the files will resume to be identical, thus allowing rsync to work on them efficiently. After my post yesterday, I managed to make it work and I must say that it works pretty fine..

Re: Encryption

2006-04-17 Thread milutin
Hello, Take a look at Rsyncrypto, rsync friendly file encryption http://sourceforge.net/projects/rsyncrypto The file are encrypted befor it rsync. Regards, Milutin Voinivich http://www.nasbackup.com/ ** Julian Pace Ross wrote: Hi all, I recently came across a possible requirement of

Re: Encryption

2006-04-17 Thread Julian Pace Ross
Thanks everyone for your feedback. Seems to me that Alex explained the issue with this perfectly. However, having said that, it seems that rsyncrypto is a possible candidate to simplify this in an rsyncrypto+rsync setup. I downloaded it and spent a few minutes trying to make it work, but I didnt

Re: Encryption

2006-04-16 Thread Christoph Biedl
Julian Pace Ross wrote... The idea is that data stored on the remote server would be unreadable to the people on that side, but can be decrypted when rsyncing back to the local server in case of data loss. In that case encyption will have to take place before transmission anyway. Else you do

RE: Encryption

2006-04-16 Thread Alex Pedenko
In order for the rsync algorithm to work, both sides have to be looking at data in the same format (i.e. both either process encrypted data or unencrypted data). If you want a true public key/private key system, then the only way to do it is to encrypt and decrypt on the client side. That

Re: Encryption

2006-04-16 Thread Tomasz Ciolek
Hi guys I have experimented with a similar approach, in my case the backup server does 'pull' of data, using rsync+ssh, saving it into a encryopted loopback file system image. At the moment I am experimenting with a linux metadevices based encrypted file systems that are only mounted to

Re: Encryption

2005-05-13 Thread Shachar Shemesh
Gary Holzer wrote: Hi All, I am using rsync to backup our office server to our Internet server (RHE). As an association for doctors we are looking at providing a backup service for their practices using rsync. As it would be patient data it would need to be encrypted. I have found a few options,

Re: Encryption

2005-05-12 Thread tmc
Hi All, I am using rsync to backup our office server to our Internet server (RHE). As an association for doctors we are looking at providing a backup service for their practices using rsync. As it would be patient data it would need to be encrypted. I have found a few options, namely Do

RE: Encryption

2005-05-12 Thread Gary Holzer
PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Friday, 13 May 2005 2:43 PM To: [EMAIL PROTECTED] Cc: rsync@lists.samba.org Subject: Re: Encryption Hi All, I am using rsync to backup our office server to our Internet server (RHE). As an association for doctors we are looking at providing