服务器ssh端口被尝试登陆

Question

我已经设置了禁止root密码登陆，为什么还是提示There were 994 failed login attempts since the last successful login
改掉ssh登陆端口会减少被扫描次数吗

Answer 1

最好改一下，此外可以部署fail2block之类的如果碰见强制扫描可以阻断一下