ÇëÎÊsslºÍsshÓÐʲô¹ØÏµ°¡?
thanks;-)ssh ÊÇÒ»¸öÔ¶³ÌµÇ½µÄ·þÎñ ÓõÄÊÇsslµÄ¼ÓÃÜ»úÖÆ
sshd ÊÇÔ¶³ÌµÇ½µÄÊØ»¤½ø³Ì£¬¾ÍÊÇ·þÎñ¶ËÀ²£¬ÎªÊ²Ã´´ó¼ÒÓÃssh µÇ½linux£¬¶ø²»ÓÃtelnet ÄØ£¬¾ÍÊÇÒòΪssh µÄÊý¾ÝÔÚÍøÉÏ´«ÊäµÄʱºòÊǼÓÃܵģ¬ ¶øtelnetÊÇÃ÷Âë´«Ê䣬¼ÓÃÜÐÒéÊÇssl ¡£µ«ÊÇÏÖÔÚ´ó¼ÒÒ²²»Êdz£ÓÃsslÁË£¬Ò»°ã¶¼ÊÇopenssl £¬ÐÒéµÄ°æ±¾¶àΪ 1.99»òÊÇ2.0µÄ£¬ > ssh ÊÇÒ»¸öÔ¶³ÌµÇ½µÄ·þÎñ ÓõÄÊÇsslµÄ¼ÓÃÜ»úÖÆ
Wrong!!! SSH uses the Encode-then-Encrypt&Authenticate mechanism. SSL usually uses the Authenticate-then-Encrypt mechanism. They are completely different, though the goal is similar: to implement a secure communication channel.
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лл [url]http://www.chinaitlab.com/www/special/ssh.asp[/url]
SSH:
¡¡SSHÊÇÓ¢ÎÄSecure ShellµÄ¼òдÐÎʽ¡£Í¨¹ýʹÓÃSSH£¬Äã¿ÉÒÔ°ÑËùÓд«ÊäµÄÊý¾Ý½øÐмÓÃÜ£¬ÕâÑù"ÖмäÈË"ÕâÖÖ¹¥»÷·½Ê½¾Í²»¿ÉÄÜʵÏÖÁË£¬¶øÇÒÒ²Äܹ»·ÀÖ¹DNSÆÛƺÍIPÆÛÆ¡£Ê¹ÓÃSSH£¬»¹ÓÐÒ»¸ö¶îÍâµÄºÃ´¦¾ÍÊÇ´«ÊäµÄÊý¾ÝÊǾ¹ýѹËõµÄ£¬ËùÒÔ¿ÉÒÔ¼Ó¿ì´«ÊäµÄËÙ¶È¡£SSHÓкܶ๦ÄÜ£¬Ëü¼È¿ÉÒÔ´úÌæTelnet£¬ÓÖ¿ÉÒÔΪFTP¡¢Pop¡¢ÉõÖÁΪPPPÌṩһ¸ö°²È«µÄ"ͨµÀ"¡£
[url]http://www.chinaitlab.com/www/special/ssl.asp[/url]
SSL:
Secure socket layer(SSL)ÐÒé×î³õÓÉNetscapeÆóÒµ·¢Õ¹£¬ÏÖÒѳÉÎªÍøÂçÓÃÀ´¼ø±ðÍøÕ¾ºÍÍøÒ³ä¯ÀÀÕßÉí·Ý£¬ÒÔ¼°ÔÚä¯ÀÀÆ÷ʹÓÃÕß¼°ÍøÒ³·þÎñÆ÷Ö®¼ä½øÐмÓÃÜͨѶµÄÈ«Çò»¯±ê×¼¡£ÓÉÓÚSSL¼¼ÊõÒѽ¨Á¢µ½ËùÓÐÖ÷ÒªµÄä¯ÀÀÆ÷ºÍWEB·þÎñÆ÷³ÌÐòÖУ¬Òò´Ë£¬½öÐè°²×°Êý×ÖÖ¤Ê飬»ò·þÎñÆ÷Ö¤Êé¾Í¿ÉÒÔ¼¤»î·þÎñÆ÷¹¦ÄÜÁË¡£ ÎÒҲҪѧϰʹÓÃSSH£¡
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