ÓÅ»¯Ð§ÀÍÆ÷Çå¾²ÐÔµÄÏÂÁîÐй¤¾ß
ÓÅ»¯Ð§ÀÍÆ÷Çå¾²ÐÔµÄÏÂÁîÐй¤¾ß
ͻ񻣼
Ëæ×ÅÔÆÅÌËãºÍ´óÊý¾Ýʱ´úµÄµ½À´£¬Ð§ÀÍÆ÷µÄÇå¾²ÐÔ±äµÃÓÈΪÖ÷Òª¡£±¾ÎÄÏÈÈÝÁËÒ»ÖÖÓÅ»¯Ð§ÀÍÆ÷Çå¾²ÐÔµÄÏÂÁîÐй¤¾ß£¬Í¨¹ýʹÓøù¤¾ß£¬ÖÎÀíÔ±¿ÉÒÔÀû±ãµØ¾ÙÐÐһЩ³£¼ûµÄЧÀÍÆ÷Çå¾²ÓÅ»¯²Ù×÷¡£±¾ÎÄ»¹ÌṩÁ˸ù¤¾ßµÄÏêϸ´úÂëʾÀý£¬×ÊÖú¶ÁÕ߸üºÃµØÃ÷È·ºÍÓ¦Óá£
СÐò
Ëæ×Å»¥ÁªÍøÊÖÒÕµÄÉú³¤£¬Ð§ÀÍÆ÷µÄÇå¾²ÐÔÎÊÌâÈÕÒæ͹ÏÔ¡£Ðí¶àÆóÒµ¡¢×éÖ¯ºÍСÎÒ˽È˶¼¸ÐÓ¦ÁË»¥ÁªÍøÇå¾²´øÀ´µÄÌôÕ½¡£¾Óɺã¾ÃµÄʵ¼ùºÍ×ܽᣬÈËÃÇ×ܽá³öÁËһЩÌá¸ßЧÀÍÆ÷Çå¾²ÐÔµÄ×î¼Ñʵ¼ù£¬ºÃ±È¹Ø±ÕδʹÓõĶ˿ڡ¢ÏÞÖÆÔ¶³Ì»á¼û¡¢°´ÆÚ¸üвÙ×÷ϵͳºÍÓ¦ÓóÌÐò¡¢Ê¹ÓÃÇ¿ÃÜÂëµÈµÈ¡£È»¶ø£¬¹ØÓÚ·ÇרҵµÄÖÎÀíÔ±À´Ëµ£¬ÊÖ¶¯Ö´ÐÐÕâЩ²Ù×÷¿ÉÄÜ»áºÜ·±ËöºÍÈÝÒ×ÍÉ»¯¡£Òò´Ë£¬ÎÒÃÇÐèÒªÒ»ÖÖÏÂÁîÐй¤¾ßÀ´¼ò»¯ºÍ×Ô¶¯»¯ÕâЩ²Ù×÷¡£
ÏÂÁîÐй¤¾ßµÄÉè¼Æ˼Ð÷
ÎÒÃÇÉè¼ÆÁËÒ»¸ö¼òÆÓ¶øÊÊÓõÄÏÂÁîÐй¤¾ß£¬Ê¹ÆäÄܹ»×ÊÖúÖÎÀíÔ±Íê³ÉһЩ³£¼ûµÄЧÀÍÆ÷Çå¾²ÓÅ»¯²Ù×÷¡£
2.1 ʹÓÃPython±àд
ÎÒÃÇÑ¡ÔñʹÓÃPython±àдÕâ¸öÏÂÁîÐй¤¾ß£¬Ôµ¹ÊÔÓÉÓÐÒÔϼ¸µã£º
PythonÊÇÒ»ÖÖ¼òÆÓÒ×ѧµÄ±à³ÌÓïÑÔ£¬¾ßÓÐÓÅÒìµÄ¿É¶ÁÐԺͿÉά»¤ÐÔ¡£
PythonÓи»ºñµÄµÚÈý·½¿âºÍÄ£¿é£¬Äܹ»Àû±ãµØ´¦Àíϵͳ²Ù×÷¡¢ÍøÂçͨѶµÈʹÃü¡£
PythonÊÇ¿çƽ̨µÄ£¬¿ÉÒÔÔÚ²î±ðµÄ²Ù×÷ϵͳÉÏÔËÐС£
2.2 ¹¦Ð§Éè¼Æ
ÎÒÃǵÄÏÂÁîÐй¤¾ßÌṩÁËÒÔϳ£¼ûµÄЧÀÍÆ÷Çå¾²ÓÅ»¯¹¦Ð§£º
¹Ø±ÕδʹÓõĶ˿ڣºÆ¾Ö¤ÖÎÀíÔ±ÌṩµÄ¶Ë¿ÚÁÐ±í£¬×Ô¶¯¹Ø±ÕδʹÓõĶ˿ڣ¬ïÔ̹¥»÷Ãæ¡£
ÏÞÖÆÔ¶³Ì»á¼û£ºÆ¾Ö¤ÖÎÀíÔ±ÌṩµÄIPµØµãÁÐ±í£¬ÏÞÖÆÖ»ÔÊÐíÖ¸¶¨µÄIPµØµã¾ÙÐÐÔ¶³Ì»á¼û£¬ÔöÇ¿ÍøÂçÇå¾²ÐÔ¡£
°´ÆÚ¸üвÙ×÷ϵͳºÍÓ¦ÓóÌÐò£ºÊ¹ÓÃϵͳ×Ô´øµÄ°ü¹ÜÀí¹¤¾ß»òµÚÈý·½¹¤¾ß£¬×Ô¶¯¼ì²éºÍ¸üÐÂϵͳ×é¼þºÍÈí¼þ°ü¡£
Ç¿ÖÆʹÓÃÇ¿ÃÜÂ룺ͨ¹ýÉèÖÃϵͳµÄÃÜÂëÕ½ÂÔ£¬Ç¿ÖÆÓû§Ê¹ÓÃÇ¿ÃÜÂ룬Ìá¸ßÕË»§Çå¾²ÐÔ¡£
ÏÂÁîÐй¤¾ßµÄʵÏÖ
ÏÂÃæÊÇÎÒÃÇÏÂÁîÐй¤¾ßµÄ´úÂëʾÀý£¬ÒÔչʾÆäÏêϸʵÏÖ£º
import argparse import subprocess def close_unused_ports(ports): for port in ports: subprocess.call(["iptables", "-A", "INPUT", "-p", "tcp", "--destination-port", port, "-j", "DROP"]) def limit_remote_access(ip_list): for ip in ip_list: subprocess.call(["iptables", "-A", "INPUT", "-s", ip, "-j", "ACCEPT"]) subprocess.call(["iptables", "-A", "INPUT", "-j", "DROP"]) def update_system(): subprocess.call(["apt-get", "update"]) subprocess.call(["apt-get", "upgrade", "-y"]) def enforce_strong_password(): subprocess.call(["passwd", "-d", "root"]) subprocess.call(["passwd", "-l", "root"]) if __name__ == "__main__": parser = argparse.ArgumentParser(description="Command line tool for optimizing server security") parser.add_argument("-c", "--close_ports", nargs="+", help="List of ports to be closed") parser.add_argument("-l", "--limit_access", nargs="+", help="List of IP addresses to be allowed") parser.add_argument("-u", "--update_system", action="store_true", help="Update system and applications") parser.add_argument("-p", "--enforce_password", action="store_true", help="Enforce strong password") args = parser.parse_args() if args.close_ports: close_unused_ports(args.close_ports) if args.limit_access: limit_remote_access(args.limit_access) if args.update_system: update_system() if args.enforce_password: enforce_strong_password()
µÇ¼ºó¸´ÖÆ
ʹÓÃʾÀý
ÎÒÃÇÒÔÒ»¸öÏêϸµÄʹÓÃʾÀýÀ´ËµÃ÷ÔõÑùʹÓøÃÏÂÁîÐй¤¾ß£º
¼ÙÉèÎÒÃÇÐèÒª¹Ø±Õ80ºÍ8080¶Ë¿Ú£¬²¢ÏÞÖÆÔ¶³Ì»á¼ûÖ»ÔÊÐí10.0.0.1ºÍ10.0.0.2Á½¸öIPµØµã£¬Í¬Ê±¸üÐÂϵͳºÍÇ¿ÖÆʹÓÃÇ¿ÃÜÂ룬ÎÒÃÇ¿ÉÒÔÖ´ÐÐÒÔÏÂÏÂÁ
python server_security_tool.py -c 80 8080 -l 10.0.0.1 10.0.0.2 -u -p
µÇ¼ºó¸´ÖÆ
Ö´ÐÐÉÏÊöÏÂÁîºó£¬¹¤¾ß»á×Ô¶¯¹Ø±Õ80ºÍ8080¶Ë¿Ú£¬ÏÞÖÆÔ¶³Ì»á¼ûÖ»ÔÊÐí10.0.0.1ºÍ10.0.0.2Á½¸öIPµØµã£¬È»ºó×Ô¶¯¸üÐÂϵͳºÍÓ¦ÓóÌÐò£¬×îºóÇ¿ÖÆʹÓÃÇ¿ÃÜÂë¡£
½áÂÛ
±¾ÎÄÏÈÈÝÁËÒ»ÖÖÓÅ»¯Ð§ÀÍÆ÷Çå¾²ÐÔµÄÏÂÁîÐй¤¾ß£¬°üÀ¨ÆäÉè¼Æ˼Ð÷¡¢¹¦Ð§ºÍ´úÂëʾÀý¡£Í¨¹ýʹÓøù¤¾ß£¬ÖÎÀíÔ±¿ÉÒÔÀû±ãµØ¾ÙÐÐһЩ³£¼ûµÄЧÀÍÆ÷Çå¾²ÓÅ»¯²Ù×÷£¬Ìá¸ßЧÀÍÆ÷µÄÇå¾²ÐÔ¡£¶ÁÕß¿ÉÒÔƾ֤ÏÖʵÐèÇó¾ÙÐÐÐ޸ĺÍÀ©Õ¹£¬ÒÔ˳Ӧ×Ô¼ºµÄЧÀÍÆ÷ÇéÐΡ£Ï£Íû±¾ÎÄ¿ÉÒÔ¸ø¶ÁÕß´øÀ´Ò»Ð©ÓÐÓÃÐÅÏ¢ºÍÆô·¢£¬½øÒ»²½Ìá¸ßЧÀÍÆ÷Çå¾²ÐÔµÄÒâʶºÍÄÜÁ¦¡£
ÒÔÉϾÍÊÇÓÅ»¯Ð§ÀÍÆ÷Çå¾²ÐÔµÄÏÂÁîÐй¤¾ßµÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡