[CentOS] LUKS question

2017-12-12 Thread Wells, Roger K.
I have existing systems with un-encrypted disks. I have tried unsuccessfully to encrypt them using LUKS. Has anyone out there been able to encrypt an existing system (after the fact, so to speak)? TIA -- Roger Wells, P.E. leidos 221 Third St Newport, RI 02840 401-847-4210 (voice) 401-849-1585

Re: [CentOS] LUKS question

2017-12-12 Thread Christian, Mark
On Tue, 2017-12-12 at 09:41 -0500, Wells, Roger K. wrote: > I have existing systems with un-encrypted disks. > I have tried unsuccessfully to encrypt them using LUKS. > Has anyone out there been able to encrypt an existing system (after the > fact, so to speak)? Using cryptsetup to create a LUKS e

Re: [CentOS] LUKS question

2017-12-12 Thread Valeri Galtsev
On Tue, December 12, 2017 9:06 am, Christian, Mark wrote: > On Tue, 2017-12-12 at 09:41 -0500, Wells, Roger K. wrote: >> I have existing systems with un-encrypted disks. >> I have tried unsuccessfully to encrypt them using LUKS. >> Has anyone out there been able to encrypt an existing system (afte

Re: [CentOS] LUKS question

2017-12-12 Thread Robert Nichols
On 12/12/2017 08:41 AM, Wells, Roger K. wrote: I have existing systems with un-encrypted disks. I have tried unsuccessfully to encrypt them using LUKS. Has anyone out there been able to encrypt an existing system (after the fact, so to speak)? You can do that with cryptsetup-reencrypt, but it

Re: [CentOS] LUKS question

2017-12-12 Thread John R Pierce
On 12/12/2017 3:42 PM, Robert Nichols wrote: On 12/12/2017 08:41 AM, Wells, Roger K. wrote: I have existing systems with un-encrypted disks. I have tried unsuccessfully to encrypt them using LUKS. Has anyone out there been able to encrypt an existing system (after the fact, so to speak)? You

Re: [CentOS] LUKS question

2017-12-13 Thread Kern, Thomas (CONTR)
to:wel...@leidos.com] Sent: Tuesday, December 12, 2017 9:41 AM To: CentOS mailing list Subject: [CentOS] LUKS question I have existing systems with un-encrypted disks. I have tried unsuccessfully to encrypt them using LUKS. Has anyone out there been able to encrypt an existing system (after the fact

Re: [CentOS] LUKS question

2017-12-13 Thread John Hodrien
On Wed, 13 Dec 2017, Kern, Thomas (CONTR) wrote: If your requirement is for the entire system to be encrypted then I think the only is a system rebuild, but if you can convince management that a good compromise is encrypting only the applications and their data, you should be able to add encrypt

Re: [CentOS] LUKS question

2017-12-13 Thread m . roth
John Hodrien wrote: > On Wed, 13 Dec 2017, Kern, Thomas (CONTR) wrote: > >> If your requirement is for the entire system to be encrypted then I >> think the only is a system rebuild, but if you can convince management that a >> good compromise is encrypting only the applications and their data, you