That's odd.. Is the partition in which it's stored full by any chance? -- Rajiv Andrade Security Development IBM Linux Technology Center On Mon, 13 Feb 2012, Yash Jain wrote:
> Hello All, > I tried copying taking the backup of my file but after a reboot the > /var/lib/tpm/system.data is set to 0 size. > Any hints on the above issue. > > On Mon, Jan 23, 2012 at 5:03 PM, Rajiv Andrade > <[email protected]> wrote: > > That, or in case you don't have one, copy from the dist dir, in trousers > > source [1]. It's worth saying though the keys are kept in the filesystem > > wrapped by the SRK, except for the SRK itself, EK or an Owner Evict Key. > > > > [1] - https://github.com/srajiv/trousers/tree/master/dist > > > > -- > > Rajiv Andrade > > Security Development > > IBM Linux Technology Center > > > > On Thu, 19 Jan 2012, august huber wrote: > > > >> try copying /var/lib/tpm/system.data from a machine you have already > >> taken ownership of. > >> > >> august huber > >> security engineer > >> google.com > >> pgp:0xb6a0f519 > >> > >> > >> > >> On Thu, Jan 19, 2012 at 4:34 AM, Yash Jain <[email protected]> wrote: > >> > Hello all, > >> > I was using trousers and tpm-tools to encrypt all my data and was > >> > using a LFS. I have now reinstalled my filesystem and after > >> > reinstalling it, i am not able to encrypt/decrypt the data. > >> > Please let me know, if some one of you know to take the backup of keys > >> > stored in persistence storage. > >> > > >> > Alway i get an error : > >> > Tspi_Context_LoadKeyByUUID failed: 0x00002020 - layer=tcs, code=0020 > >> > (32), Key not found in persistent storage. > >> > > >> > Error : Unable to write output file while decrypting. > >> > > >> > Any hint/document would be helpful. > >> > Looking forward for your reply ASAP. > >> > > >> > Thanks in Advance. > >> > > >> > Regards, > >> > Yeshpal. > >> > > >> > ------------------------------------------------------------------------------ > >> > Keep Your Developer Skills Current with LearnDevNow! > >> > The most comprehensive online learning library for Microsoft developers > >> > is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, > >> > Metro Style Apps, more. Free future releases when you subscribe now! > >> > http://p.sf.net/sfu/learndevnow-d2d > >> > _______________________________________________ > >> > TrouSerS-tech mailing list > >> > [email protected] > >> > https://lists.sourceforge.net/lists/listinfo/trousers-tech > >> > >> ------------------------------------------------------------------------------ > >> Keep Your Developer Skills Current with LearnDevNow! > >> The most comprehensive online learning library for Microsoft developers > >> is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, > >> Metro Style Apps, more. Free future releases when you subscribe now! > >> http://p.sf.net/sfu/learndevnow-d2d > >> _______________________________________________ > >> TrouSerS-tech mailing list > >> [email protected] > >> https://lists.sourceforge.net/lists/listinfo/trousers-tech > >> > > > ------------------------------------------------------------------------------ Try before you buy = See our experts in action! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-dev2 _______________________________________________ TrouSerS-tech mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/trousers-tech
