#HostKeyAlgorithms ssh-ed25519,[email protected],rsa-sha2- 256 ,rsa-sha2- 512 #PubkeyAcceptedKeyTypes ssh -ed25519,[email protected],rsa-sha2- 256 ,rsa-sha2- 512 # 在行尾增加 " ,ecdh-sha2-nistp521 " ，以满足ecdsa公钥方式登录(密钥长度521) KexAlgorithms curve25519 -sha256,[email protected],diffie-hellman-group-exchange-sha256,ecdh-sha2- nistp521 # 在行尾增加 " ,ssh-rsa " ，以满足RSA 登录 HostKeyAlgorithms ssh -ed25519,[email protected],rsa-sha2- 256 ,rsa-sha2- 512 ,ssh- rsa # 在行尾增加 " ,ssh-rsa " ，以满足RSA 登录 PubkeyAcceptedKeyTypes ssh -ed25519,[email protected],rsa-sha2- 256 ,rsa-sha2- 512 ,ssh-rsa

4.重启sshd服务：

[root@localhost ~]# systemctl restart sshd