尊龙凯时人生就是搏

Linux SSH°æ±¾¼ì²éÒªÁìÏê½â

¡¾ÎÊÌâ¡¿Linux SSH°æ±¾¼ì²éÒªÁìÏê½â

SSH£¨Secure Shell£©ÊÇÒ»ÖÖÓÃÓÚÔ¶³ÌµÇ¼ºÍÖ´ÐÐÏÂÁîµÄÍøÂçЭÒ飬³£ÓÃÓÚLinuxϵͳÉÏ¡£Ëæ×ÅÊÖÒÕµÄÒ»Ö±Éú³¤£¬SSHЭÒéÒ²Ò»Ö±¸üÐÂÉý¼¶£¬¶ø¼ì²éSSH°æ±¾ÊÇ°ü¹ÜϵͳÇå¾²µÄÖ÷ÒªÒ»»·¡£±¾ÎĽ«ÏêϸÏÈÈÝLinuxϼì²éSSH°æ±¾µÄÒªÁ죬²¢¸½ÉÏÏêϸµÄ´úÂëʾÀý¡£

Ò»¡¢Éó²éÒÑ×°ÖõÄSSH°æ±¾ºÅ

ʹÓÃÏÂÁîÉó²éSSHЧÀͶ˰汾ºÅ£º

ssh -V

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ÔËÐÐÒÔÉÏÏÂÁ¼´¿ÉÔÚÖÕ¶ËÊä³öÖп´µ½SSHЧÀͶ˵İ汾ºÅÐÅÏ¢£¬Èç¡°OpenSSH_7.9p1¡±¡£

ʹÓÃÏÂÁîÉó²éSSH¿Í»§¶Ë°æ±¾ºÅ£º

ssh -V

µÇ¼ºó¸´ÖÆ µÇ¼ºó¸´ÖÆ

ͬÑù£¬ÔÚÖÕ¶ËÔËÐÐÒÔÉÏÏÂÁî¿ÉÒÔÉó²éSSH¿Í»§¶ËµÄ°æ±¾ºÅ¡£

¶þ¡¢¼ì²éSSHÉèÖÃÎļþ

·­¿ªSSHÉèÖÃÎļþ£º

sudo nano /etc/ssh/sshd_config

µÇ¼ºó¸´ÖÆ

ÔÚÉèÖÃÎļþÖУ¬¿ÉÒÔÕÒµ½¹ØÓÚSSH°æ±¾µÄÐÅÏ¢¡£³£¼ûÉèÖÃÏîÈçÏ£º

# SSHЭÒé°æ±¾ÉèÖÃ
# Protocol 2, 1

µÇ¼ºó¸´ÖÆ

ĬÈÏÇéÐÎÏ£¬ProtocolÉèÖÃΪ¡°2¡±£¬ÌåÏÖ½öÖ§³ÖSSHЭÒé°æ±¾2¡£ÈôÐèÒªÉèÖÃÖ§³ÖSSH°æ±¾1ºÍ2£¬¿ÉÒÔ½«¡°Protocol 2, 1¡±×÷·Ï×¢ÊÍ£¬²¢ÖØÆôSSHЧÀÍÉúЧ¡£

Èý¡¢Ê¹ÓÃnmap¼ì²âSSH°æ±¾

×°ÖÃnmap¹¤¾ß£º

sudo apt install nmap

µÇ¼ºó¸´ÖÆ

ʹÓÃnmap¼ì²âSSH¶Ë¿ÚÐÅÏ¢£¬°üÀ¨SSH°æ±¾£º

nmap -sV -p 22 ЧÀÍÆ÷IPµØµã

µÇ¼ºó¸´ÖÆ

ÔËÐÐÒÔÉÏÏÂÁnmap»áɨÃèЧÀÍÆ÷µÄSSH¶Ë¿Ú£¬²¢ÁгöÏà¹Ø°æ±¾ÐÅÏ¢£¬°üÀ¨SSH°æ±¾ºÅ¡£

ËÄ¡¢SSHÎó²îɨÃ蹤¾ß

³ýÁËÊÖ¶¯¼ì²éSSH°æ±¾£¬»¹¿ÉʹÓÃһЩרÓù¤¾ß¾ÙÐÐɨÃè¼ì²â£¬ÒÔ·¢Ã÷¿ÉÄܱ£´æµÄÎó²î¡£

ʹÓÃSSHÈõ¿ÚÁîɨÃ蹤¾ßssh_scan£º

git clone https://github.com/mozilla/ssh_scan.git
cd ssh_scan
bundle install
bundle exec ruby bin/ssh_scan --timeout 30 --user admin ЧÀÍÆ÷IPµØµã

µÇ¼ºó¸´ÖÆ

ÉÏÊö´úÂëʾÀýÊÇʹÓÃssh_scan¹¤¾ß¶ÔЧÀÍÆ÷µÄSSH¶Ë¿Ú¾ÙÐÐɨÃ裬¼ì²â¿ÉÄܱ£´æµÄÈõ¿ÚÁîΣº¦¡£

ʹÓÃSSHÎó²îɨÃ蹤¾ßssh-audit£º

git clone https://github.com/arthepsy/ssh-audit.git
cd ssh-audit
python3 ssh-audit.py ЧÀÍÆ÷IPµØµã

µÇ¼ºó¸´ÖÆ

ͨ¹ýssh-audit¹¤¾ß¿ÉÒÔ¶ÔSSHÉèÖþÙÐÐÖÜÈ«¼ì²â£¬°üÀ¨°æ±¾Îó²î¡¢¼ÓÃÜË㷨ǿ¶ÈµÈ·½Ãæ¡£

½áÓï

ͨ¹ýÒÔÉÏÒªÁìºÍ¹¤¾ß£¬¿ÉÒÔÀû±ãµØ¼ì²éSSH°æ±¾£¬ÊµÊ±·¢Ã÷DZÔÚµÄÇ徲Σº¦²¢½ÓÄÉÏìÓ¦²½·¥ÔöǿϵͳÇå¾²ÐÔ¡£ÔÚʹÓÃSSHЭÒéʱ£¬¼á³Öʵʱ¸üкÍÖÎÀí£¬ÊÇÈ·±£ÏµÍ³Çå¾²²»¿É»òȱµÄÒ»»·¡£Ï£Íû±¾ÎĶԶÁÕßÓÐËù×ÊÖú£¬Ò²Ï£Íû¸÷ÈËÔÚϵͳÖÎÀíÖжà¼Ó×¢ÖØÇå¾²ÎÊÌâ¡£

ÒÔÉϾÍÊÇLinux SSH°æ±¾¼ì²éÒªÁìÏê½âµÄÏêϸÄÚÈÝ£¬¸ü¶àÇë¹Ø×¢±¾ÍøÄÚÆäËüÏà¹ØÎÄÕ£¡

ÃâÔð˵Ã÷£ºÒÔÉÏչʾÄÚÈÝȪԴÓÚÏàÖúýÌå¡¢ÆóÒµ»ú¹¹¡¢ÍøÓÑÌṩ»òÍøÂçÍøÂçÕûÀí£¬°æȨÕùÒéÓë±¾Õ¾Î޹أ¬ÎÄÕÂÉæ¼°¿´·¨Óë¿´·¨²»´ú±í尊龙凯时人生就是搏ÂËÓÍ»úÍø¹Ù·½Ì¬¶È£¬Çë¶ÁÕß½ö×ö²Î¿¼¡£±¾ÎĽӴýתÔØ£¬×ªÔØÇë˵Ã÷À´ÓÉ¡£ÈôÄúÒÔΪ±¾ÎÄÇÖÕ¼ÁËÄúµÄ°æȨÐÅÏ¢£¬»òÄú·¢Ã÷¸ÃÄÚÈÝÓÐÈκÎÉæ¼°ÓÐÎ¥¹«µÂ¡¢Ã°·¸Ö´·¨µÈÎ¥·¨ÐÅÏ¢£¬ÇëÄúÁ¬Ã¦ÁªÏµ尊龙凯时人生就是搏ʵʱÐÞÕý»òɾ³ý¡£

Ïà¹ØÐÂÎÅ

ÁªÏµ尊龙凯时人生就是搏

18523999891

¿É΢ÐÅÔÚÏß×Éѯ

ÊÂÇéʱ¼ä£ºÖÜÒ»ÖÁÖÜÎ壬9:30-18:30£¬½ÚãåÈÕÐÝÏ¢

QR code
sitemap¡¢ÍøÕ¾µØͼ