| From: | Joe Conway <mail(at)joeconway(dot)com> |
|---|---|
| To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Ryan Lambert <ryan(at)rustprooflabs(dot)com>, Stephen Frost <sfrost(at)snowman(dot)net>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Antonin Houska <ah(at)cybertec(dot)at>, Haribabu Kommi <kommi(dot)haribabu(at)gmail(dot)com>, "Moon, Insung" <Moon_Insung_i3(at)lab(dot)ntt(dot)co(dot)jp>, Ibrar Ahmed <ibrar(dot)ahmad(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [Proposal] Table-level Transparent Data Encryption (TDE) and Key Management Service (KMS) |
| Date: | 2019-07-09 20:18:49 |
| Message-ID: | fcf4b043-752d-169e-f3a1-5a8a82485442@joeconway.com |
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| Lists: | pgsql-hackers |
On 7/9/19 4:12 PM, Tomas Vondra wrote:
> On Tue, Jul 09, 2019 at 03:50:39PM -0400, Bruce Momjian wrote:
>>On Tue, Jul 9, 2019 at 02:09:38PM -0400, Joe Conway wrote:
>>> the input nonce used to generate the IV could be something like
>>> pg_class.oid and blocknum concatenated together with some delimiting
>>> character as long as we guarantee that we generate different keys in
>>> different databases.
<snip>
> Ot you could just encrypt them with a different key, and you would not
> need to make database OID part of the nonce.
Yeah that was pretty much exactly what I was trying to say above ;-)
Joe
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