From e0457bac6407c8cbdd6c601c9dfcfcf6bd1961a6 Mon Sep 17 00:00:00 2001 From: Heiko Schaefer Date: Wed, 22 Nov 2023 17:24:29 +0100 Subject: [PATCH] ch4: clarify that user attribute images are JPEG --- book/source/04-certificates.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/book/source/04-certificates.md b/book/source/04-certificates.md index ce5996f..f0b3e12 100644 --- a/book/source/04-certificates.md +++ b/book/source/04-certificates.md @@ -156,7 +156,7 @@ The primary User ID was historically the main store for preferences that apply t While [user attributes](https://www.ietf.org/archive/id/draft-ietf-openpgp-crypto-refresh-10.html#name-user-attribute-packet-tag-1) are similar to User IDs, they are less commonly used. -Currently, the OpenPGP standard prescribes only one format to be stored in user attributes: an [image](https://www.ietf.org/archive/id/draft-ietf-openpgp-crypto-refresh-10.html#name-the-image-attribute-subpack). Typically, this image represents the key owner, although it is not required. +Currently, the OpenPGP standard prescribes only one format to be stored in user attributes: an [image](https://www.ietf.org/archive/id/draft-ietf-openpgp-crypto-refresh-10.html#name-the-image-attribute-subpack), in JPEG format. Typically, this image represents the key owner, although it is not required. ## Linking the components