Horton

Re: [Proposal] Table-level Transparent Data Encryption (TDE) and Key Management Service (KMS)

Joe Conway <mail@joeconway.com>

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From: Joe Conway <mail@joeconway.com>
To: Tomas Vondra <tomas.vondra@2ndquadrant.com>, Bruce Momjian <bruce@momjian.us>
Cc: Ryan Lambert <ryan@rustprooflabs.com>, Stephen Frost <sfrost@snowman.net>, Masahiko Sawada <sawada.mshk@gmail.com>, Robert Haas <robertmhaas@gmail.com>, Antonin Houska <ah@cybertec.at>, Haribabu Kommi <kommi.haribabu@gmail.com>, "Moon, Insung" <Moon_Insung_i3@lab.ntt.co.jp>, Ibrar Ahmed <ibrar.ahmad@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2019-07-09T20:18:49Z
Lists: pgsql-hackers

Commits

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  1. Revamp the WAL record format.

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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