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docs(config): add note about GnuPG v2.4 usage #29067

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May 15, 2024
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docs(config): add note about GnuPG v2.4 usage #29067

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docs(config): add note about GnuPG v2.4 usage
viceice May 14, 2024
4690b16
Update docs/usage/self-hosted-configuration.md
viceice May 14, 2024
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Apply suggestions from code review
rarkins May 14, 2024
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26 changes: 26 additions & 0 deletions docs/usage/self-hosted-configuration.md
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Expand Up @@ -929,6 +929,32 @@ uid Renovate Bot <[email protected]>
sub rsa4096 2021-09-10 [E]
```

<!-- prettier-ignore -->
!!! note
If you use GnuPG `v2.4` (or newer) to generate the key, then you must disable `AEAD` preferences.
This is needed to allow Renovate to decrypt the encrypted values.

```bash
❯ gpg --edit-key [email protected]
gpg> showpref
[ultimate] (1). Renovate Bot <[email protected]>
Cipher: AES256, AES192, AES, 3DES
AEAD: OCB, EAX
Digest: SHA512, SHA384, SHA256, SHA224, SHA1
Compression: ZLIB, BZIP2, ZIP, Uncompressed
Features: MDC, AEAD, Keyserver no-modify

gpg> setpref AES256 AES192 AES 3DES SHA512 SHA384 SHA256 SHA224 SHA1 ZLIB BZIP2 ZIP
Set preference list to:
Cipher: AES256, AES192, AES, 3DES
AEAD:
Digest: SHA512, SHA384, SHA256, SHA224, SHA1
Compression: ZLIB, BZIP2, ZIP, Uncompressed
Features: MDC, Keyserver no-modify
Really update the preferences? (y/N) y
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gpg> save
```

</details>

- Copy the key ID from the output (`794B820F34B34A8DF32AADB20649CEXAMPLEONLY` in the above example) or run `gpg --list-secret-keys` if you forgot to take a copy
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