ch6: visual note

This commit is contained in:
Heiko Schaefer 2023-10-27 00:55:25 +02:00
parent 0cf0c2069c
commit 33ad6fcd69
No known key found for this signature in database
GPG key ID: 4A849A1904CCBD7D

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@ -21,7 +21,8 @@ For the purpose of this document, the term signature will refer to OpenPGP signa
```{admonition} VISUAL
:class: warning
show our visuals for these two layers of meaning:
show our visuals for these two layers of meaning?
- "sig-circle", vs
- box with yellow tag-thing, including sig-circle
```
@ -53,6 +54,13 @@ As outlined above, an OpenPGP signature is a composite data structure, which com
- Most of this metadata is encoded as so-called "subpackets," see {ref}`signature_subpackets`,
- A raw cryptographic signature.
```{admonition} VISUAL
:class: warning
show a version of our "yellow tag-thing with sig-circle" visual?
```
The cryptographic signature is calculated by its issuer. It certifies a hash digest, which in turn combines a set of input data. The exact input data depends on the signature type. Roughly: the hash digest is over the elements that the OpenPGP signature makes a statement about, combined with the metadata in the OpenPGP signature packet itself. More on this later.
(signature_subpackets)=