# Ask HN: Two specific Postgres encrypt questions

> Source: <https://news.ycombinator.com/item?id=48626895>
> Published: 2026-06-22 07:25:28+00:00

HN,

(A) What are the recommended ways to encode Postrgres data at rest (tables+indexes+rows)? The Postgres documentation suggests options [0], but I have no familiarity with any. I prefer to not purchase something.

(B) When configuring Postgres with TLS/SSL, one needs to make private keys [1] which can lead to a prompt for a PEM pass phrase. Once all done with Postgres running, do I need to retain the PEM passkey? (The private key itself needs to be retained, of course).

[0] https://www.postgresql.org/docs/18/encryption-options.html

[1] openssl genrsa -aes256 -out Enter PEM pass phrase: ...

Comments URL: [https://news.ycombinator.com/item?id=48626895](https://news.ycombinator.com/item?id=48626895)

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