參考https://blog.csdn.net/zilong_zilong/article/details/94021543

#1.安装pam-devel
yum install -y pam-devel

#2.下载最新版本openssh并解包、编译安装
#下载
cd /temp
wget http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-8.0p1.tar.gz
#解压
tar zxf openssh-8.0p1.tar.gz
#配置
./configure --prefix=/usr/ --sysconfdir=/etc/ssh --with-pam
#编译安装
make && make install
#覆盖老的安装，加入开机启动
cp /tmp/openssh-8.0p1/contrib/redhat/sshd.init /etc/init.d/sshd
chkconfig sshd --add

#3.修改/etc/ssh/sshd_config
vi /etc/ssh/sshd_config
添加UsePAM yes
修改PermitRootLogin yes

#4.修改/etc/security/limits.conf
编辑vi /etc/security/limits.conf
* soft nofile 40960
* hard nofile 81920

#5.修改/etc/pam.d/sshd
编辑vi /etc/pam.d/sshd
#%PAM-1.0
auth include system-auth
account required pam_nologin.so
account include system-auth
password include system-auth
session optional pam_keyinit.so force revoke
session include system-auth
session required pam_loginuid.so
session required pam_limits.so
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原文链接：https://blog.csdn.net/zilong_zilong/article/details/94021543

sshd_config中要启用UsePAM yes

各位大佬如果有谁方便给我远程看看，我qq49835584

sshd_config中要启用UsePAM yes，这个没用？

pam-devel在sdk光盘里