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96SEO 2025-09-22 13:32 0
sudo cp /etc/ssh/sshd_config /etc/ssh/sshd_config_backup
sudo cp -r /etc/ssh /etc/ssh_backup
sudo cp /etc/ssh /etc/ssh_backup
等tar -czvf ssh_backup.tar.gz /etc/ssh/
scp
将备份文件传输到本地:scp user@remote:/path/to/ssh_backup.tar.gz ~/
sudo cp /etc/ssh/sshd_config_backup /etc/ssh/sshd_config
sudo cp -r /etc/ssh_backup /etc/ssh
sudo cp /etc/ssh_backup/* /etc/ssh/
chmod 600 ~/.ssh/id_rsa
chmod 644 ~/.ssh/authorized_keys
sudo systemctl restart sshd
sudo systemctl stop sshd
恢复后启动。authorized_keys
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