Ubuntu22.04用原来Ubuntu18.04的密钥无法登录了，显示Server refused our key

memory · 2024-04-05 11:25:18

如题

memory · 2024-04-05 11:27:01

看授权日志 /var/log/auth.log

No supported authentication methods available [preauth]
userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth]

根据这个问 chatgpt

memory · 2024-04-05 11:27:46

打开 /etc/ssh/sshd_config

添加 PubkeyAcceptedAlgorithms +ssh-rsa

然后禁止密码登录：PasswordAuthentication no

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