Horton

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

Bruce Momjian <bruce@momjian.us>

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From: Bruce Momjian <bruce@momjian.us>
To: Tomas Vondra <tomas.vondra@2ndquadrant.com>
Cc: 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: 2019-06-14T01:35:45Z
Lists: pgsql-hackers

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  1. Revamp the WAL record format.

On Fri, Jun 14, 2019 at 02:12:07AM +0200, Tomas Vondra wrote:
> FWIW my assumption was that we could just add an "encrypted" flag into
> the main XLogRecord header, and then an extra part with important
> encryption-related data - the key, and the important metadata needed by
> external tools (e.g. relfilenode/block, needed by pg_waldump).
> 
> Then we wouldn't need to reshuffle the WAL, I think.

I was thinking we would just encrypt the entire WAL file, and use the
WAL file name as the IV.

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  Bruce Momjian  <bruce@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

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