openpgp-notes/book/source/12-pitfalls.md

# Pitfalls / Things to keep in mind

```
## Key IDs are really not guaranteed to be unique

Use fingerprints, or expect duplicates

## Signature Subpackets can have duplicates

## Packet Nesting can be unreasonable
  - EBNF of allowed packet sequences is complex -> Recommend [stricter](https://mailarchive.ietf.org/arch/msg/openpgp/uepOF6XpSegMO4c59tt9e5H1i4g/) best-practices?
```
Initial outline and old notes (Rough merge of two precursor projects by Heiko, and outline notes by Paul) 2023-09-14 21:30:43 +02:00			`# Pitfalls / Things to keep in mind`

			```
			`## Key IDs are really not guaranteed to be unique`

			`Use fingerprints, or expect duplicates`

			`## Signature Subpackets can have duplicates`

			`## Packet Nesting can be unreasonable`
			`- EBNF of allowed packet sequences is complex -> Recommend [stricter](https://mailarchive.ietf.org/arch/msg/openpgp/uepOF6XpSegMO4c59tt9e5H1i4g/) best-practices?`
			```