系统之家 - Windows操作系统&装机软件下载网站!

当前位置: 首页  >  教程资讯  >  电脑教程 linux系统安全shell脚本第二版

linux系统安全shell脚本第二版

时间:2023-06-02 16:16:41 来源: 人气:

   使用方法将其复制,保存为一个shell文件,比如security.sh.将其上传到linux服务器上,执行sh security.sh,就可以使用该脚本了!,  代码如下:,  #!/bin/sh,  # desc: setup linux system security,  # author:coralzd,  # powered by www.freebsdsystem.org,  # version 0.1.2 written by 2011.05.03,  #account setup,  passwd -l xfs,  passwd -l news,  passwd -l nscd,  passwd -l dbus,  passwd -l vcsa,  passwd -l games,  passwd -l nobody,  passwd -l avahi,  passwd -l haldaemon,  passwd -l gopher,  passwd -l ftp,  passwd -l mailnull,  passwd -l pcap,  passwd -l mail,  passwd -l shutdown,  passwd -l halt,  passwd -l uucp,  passwd -l operator,  passwd -l sync,  passwd -l adm,  passwd -l lp,  # chattr /etc/passwd /etc/shadow,  chattr +i /etc/passwd,  chattr +i /etc/shadow,  chattr +i /etc/group,  chattr +i /etc/gshadow,  # add continue input failure 3 ,passwd unlock time 5 minite,  sed -i s#auth required pam_env.so#auth required pam_env.sonauth required pam_tally.so onerr=fail deny=3 unlock_time=300nauth required /lib/security/$ISA/pam_tally.so onerr=fail deny=3 unlock_time=300# /etc/pam.d/system-auth,  # system timeout 5 minite auto logout,  echo "TMOUT=300" >>/etc/profile,  # will system save history command list to 10,  sed -i "s/HISTSIZE=1000/HISTSIZE=10/" /etc/profile,  # enable /etc/profile go!,  source /etc/profile,  # add syncookie enable /etc/sysctl.conf,  echo "net.ipv4.tcp_syncookies=1" >> /etc/sysctl.conf,  sysctl -p # exec sysctl.conf enable,  # optimizer sshd_config,  sed -i "s/#MaxAuthTries 6/MaxAuthTries 6/" /etc/ssh/sshd_config,  sed -i "s/#UseDNS yes/UseDNS no/" /etc/ssh/sshd_config,  # limit chmod important commands,  chmod 700 /bin/ping,  chmod 700 /usr/bin/finger,  chmod 700 /usr/bin/who,  chmod 700 /usr/bin/w,  chmod 700 /usr/bin/locate,  chmod 700 /usr/bin/whereis,  chmod 700 /sbin/ifconfig,  chmod 700 /usr/bin/pico,  chmod 700 /bin/vi,  chmod 700 /usr/bin/which,  chmod 700 /usr/bin/gcc,  chmod 700 /usr/bin/make,  chmod 700 /bin/rpm,  # history security,  chattr +a /root/.bash_history,  chattr +i /root/.bash_history,  # write important command md5,  cat > list << "EOF" &&,  /bin/ping,  /bin/finger,  /usr/bin/who,  /usr/bin/w,  /usr/bin/locate,  /usr/bin/whereis,  /sbin/ifconfig,  /bin/pico,  /bin/vi,  /usr/bin/vim,  /usr/bin/which,  /usr/bin/gcc,  /usr/bin/make,  /bin/rpm,  EOF,  for i in `cat list`,  do,  if [ ! -x $i ];then,  echo "$i not found,no md5sum!",  else,  md5sum $i >> /var/log/`hostname`.log,  fi,  done,  rm -f list,

作者

教程资讯

电脑教程排行

系统教程

系统主题