doc: Document Backup-info in keyformat.txt

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This name is used by Kleopatra for quite some time now but was missing
a specification.
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Werner Koch 2024-01-19 12:40:58 +01:00
parent cb8eb366cb
commit c8060a8f23
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@ -155,6 +155,16 @@ This field is for card key. If given and the value is "yes"
dialog window when card is not available. When the value is "no", a
card operation is refused with GPG_ERR_UNUSABLE_SECKEY error.
*** Backup-info
This gives information for a backup of the key. The follwoing fields
are space delimited:
- Hexified keygrip (uppercase) to make it easy to identify the
filename. When restoring software should make sure that the keygrip
matches the one derived from the "Key" field.
- Backup time in as ISO string.
- Name of the backup software.
- Arbitrary information.
* Private Key Format
** Unprotected Private Key Format