Re: Overwriting a 4096 byte sector harddisk drive with random data

2011-07-21 Thread green
yudi v wrote at 2011-07-21 03:47 -0600: > I need to write random data to a partition before encrypting it. wipe will do this for you, using 34 special patterns in an attempt to securely erase data. signature.asc Description: Digital signature

Re: Overwriting a 4096 byte sector harddisk drive with random data

2011-07-21 Thread Stanisław Findeisen
On 2011-07-21 11:47, yudi v wrote: > I need to write random data to a partition before encrypting it. Interesting. Why do you need this? -- http://people.eisenbits.com/~stf/ http://www.eisenbits.com/ OpenPGP: E3D9 C030 88F5 D254 434C 6683 17DD 22A0 8A3B 5CC0 -- To UNSUBSCRIBE, email to deb

Re: Overwriting a 4096 byte sector harddisk drive with random data

2011-07-21 Thread Robert Blair Mason Jr.
On Thu, 21 Jul 2011 21:36:28 +1000 yudi v wrote: > On Thu, Jul 21, 2011 at 8:28 PM, Robert Blair Mason Jr. > wrote: > > > On Thu, 21 Jul 2011 19:47:44 +1000 > > yudi v wrote: > > > > > Hi > > > > > > I need to write random data to a partition before encrypting it. > > > Suggested way is to use

Re: Overwriting a 4096 byte sector harddisk drive with random data

2011-07-21 Thread Robert Blair Mason Jr.
On Thu, 21 Jul 2011 19:47:44 +1000 yudi v wrote: > Hi > > I need to write random data to a partition before encrypting it. > Suggested way is to use urandom: > > #dd if=/dev/urandom of=/dev/sda2 > > What is the use of operand "bs" in the following case? I see the above > command executed as fo