小编a c*_*der的帖子

我正在尝试使用 PuTTY 连接到新系统，并看到以下内容：

致命错误：无法就主机密钥算法达成一致（可用：rsa-sha2-512、rsa-sha2-256、ecdsa-sha2-nistp256）

检查服务器上可用的算法：

acoder@client ~ $ nmap --script ssh2-enum-algos -sV -p 22 server.name.here

Starting Nmap 7.01 ( https://nmap.org ) at 2021-04-16 10:33 EDT
Nmap scan report for server.name.here (1.1.1.1)
Host is up (0.018s latency).
PORT   STATE SERVICE VERSION
22/tcp open  ssh     OpenSSH 8.0 (protocol 2.0)
| ssh2-enum-algos: 
|   kex_algorithms: (7)
|       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
|   server_host_key_algorithms: (3)
|       rsa-sha2-512
|       rsa-sha2-256
|       ecdsa-sha2-nistp256
|   encryption_algorithms: (6)
|       aes256-gcm@openssh.com …