标题：[Linux] 解决secureCRT 登录 Rocky Linux 9.1 报错 No compatible hostkey. The server supports these methods: rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 
出处：刘新修
时间：Mon, 28 Nov 2022 15:18:16 +0000
作者：刘新修
地址：http://liuxinxiu.com:80/s/307/

内容：
 
C#代码
Key exchange failed. No compatible key exchange method. The server supports these methods: curve25519-sha256,curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512  No compatible hostkey. The server supports these methods: rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519   
1、通过web管理终端登录系统
 
编辑/etc/ssh/sshd_config
在最下面新增
C#代码
KexAlgorithms diffie-hellman-group1-sha1,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group-exchange-sha256,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group1-sha1,curve25519-sha256@libssh.org
2、重启sshd服务
 
systemctl restart sshd



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