Armbian: The following signatures couldn‘t be verified: NO_PUBKEY 93D6889F9F0E78D5

刚刷的玩客云，换了个源，apt提示：The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 93D6889F9F0E78D5

onecloud:~:# apt update
Get:1 http://mirrors.nju.edu.cn/armbian bookworm InRelease [53.3 kB]
Hit:2 http://deb.debian.org/debian bookworm InRelease
Hit:3 http://security.debian.org bookworm-security InRelease
Hit:4 http://deb.debian.org/debian bookworm-updates InRelease
Hit:5 http://deb.debian.org/debian bookworm-backports InRelease
Err:1 http://mirrors.nju.edu.cn/armbian bookworm InRelease
The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 93D6889F9F0E78D5
Reading package lists… Done
W: GPG error: http://mirrors.nju.edu.cn/armbian bookworm InRelease: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 93D6889F9F0E78D5
E: The repository ‘http://mirrors.nju.edu.cn/armbian bookworm InRelease’ is not signed.
N: Updating from such a repository can’t be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.

解决办法

curl -O http://mirrors.nju.edu.cn/armbian/armbian.key

onecloud:~:# cat armbian.key

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