Re: security of hibernate (was: hibernate function)

2011-02-19 Thread Joachim Schipper
On Fri, Feb 18, 2011 at 04:54:57PM -0500, Ted Unangst wrote: On Fri, Feb 18, 2011 at 3:35 PM, Joachim Schipper joac...@joachimschipper.nl wrote: Actually, if one could specify an encryption password for the memory written to disk, a stolen hibernating system would be less dangerous than a

Re: security of hibernate (was: hibernate function)

2011-02-19 Thread Kevin Chadwick
On Fri, 18 Feb 2011 16:54:57 -0500 Ted Unangst wrote: On Fri, Feb 18, 2011 at 3:35 PM, Joachim Schipper joac...@joachimschipper.nl wrote: Actually, if one could specify an encryption password for the memory written to disk, a stolen hibernating system would be less dangerous than a

Re: hibernate function

2011-02-19 Thread Kevin Chadwick
On Fri, 18 Feb 2011 20:53:42 +0100 Benny Lofgren wrote: I don't really see how hibernate could be done safely without all systems having a TPM. Maybe a storage file in /var that only root can access, but that's still a compromise. I'm sure it's just my too-narrow mind, but I fail to

hibernate function

2011-02-18 Thread Orestes Leal R.
does it exists?

Re: hibernate function

2011-02-18 Thread Joachim Schipper
On Fri, Feb 18, 2011 at 10:51:27AM -0600, Orestes Leal R. wrote: does it exists? Not yet. Joachim -- PotD: converters/wv2 - library functions to access Microsoft Word/Excel files http://www.joachimschipper.nl/

Re: hibernate function

2011-02-18 Thread Kevin Chadwick
On Fri, 18 Feb 2011 16:17:25 +0100 Joachim Schipper wrote: On Fri, Feb 18, 2011 at 10:51:27AM -0600, Orestes Leal R. wrote: does it exists? Not yet. Joachim Hibernate offers more integrity of user data but it's a lot less secure, discounting the boot virus's like the one

Re: hibernate function

2011-02-18 Thread Marco Peereboom
there are some patches floating around. On Fri, Feb 18, 2011 at 10:51:27AM -0600, Orestes Leal R. wrote: does it exists?

Re: hibernate function

2011-02-18 Thread Benny Lofgren
On 2011-02-18 18.17, Kevin Chadwick wrote: On Fri, 18 Feb 2011 16:17:25 +0100 Joachim Schipper wrote: On Fri, Feb 18, 2011 at 10:51:27AM -0600, Orestes Leal R. wrote: does it exists? Not yet. Hibernate offers more integrity of user data but it's a lot less secure, discounting the boot

Re: hibernate function

2011-02-18 Thread Joe Snikeris
On Fri, Feb 18, 2011 at 11:51 AM, Orestes Leal R. l...@cubacatering.avianet.cu wrote: does it exists? It'll work if it's implemented in hardware like on a Thinkpad X40.

Re: security of hibernate (was: hibernate function)

2011-02-18 Thread Joachim Schipper
On Fri, Feb 18, 2011 at 05:17:57PM +, Kevin Chadwick wrote: On Fri, 18 Feb 2011 16:17:25 +0100 Joachim Schipper wrote: On Fri, Feb 18, 2011 at 10:51:27AM -0600, Orestes Leal R. wrote: does it exists? Not yet. Hibernate offers more integrity of user data but it's a lot less

Re: security of hibernate (was: hibernate function)

2011-02-18 Thread Ted Unangst
On Fri, Feb 18, 2011 at 3:35 PM, Joachim Schipper joac...@joachimschipper.nl wrote: Actually, if one could specify an encryption password for the memory written to disk, a stolen hibernating system would be less dangerous than a running/ACPI-sleeping system because it's suddenly impossible to