Update DANE-for-SMTP-how-to.md

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Dennis Baaten 2022-07-13 16:50:31 +02:00 committed by GitHub
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@ -114,8 +114,8 @@ Note that MTA-STA and DANE can co-exists next to each other. They intentionally
**Usage**: says something about the type of certificate that is used for this TLSA record.
0: PKIX-TA (not recommended / [not used for SMTP](https://tools.ietf.org/html/rfc7672#section-3.1.3))
1: PKIX-EE (not recommended / [not used for SMTP](https://tools.ietf.org/html/rfc7672#section-3.1.3))
2: DANE-TA: intermediate / root certificate (recommended)
3: DANE-EE: end-entity certificate (also called 'host certificate' or 'server certificate') (recommended)
2: DANE-TA: intermediate / root certificate (OK)
3: DANE-EE: end-entity certificate (also called 'host certificate' or 'server certificate') (OK)
**Selector**: this is about the scope of the fingerprint regarding this TLSA record.
0: fingerprint with regard to the full certificate (not recommended / [to be avoided](http://dnssec-stats.ant.isi.edu/~viktor/x3hosts.html))