xpµ×ϳɹ¦Ê¹ÓÃsshµÇ¼ubuntu linux(²ÉÓÃÃÜÔ¿·½Ê½)

·þÎñÆ÷¶ËµÄÉèÖãº
°²×°ssh£º
sudo apt-get install ssh
ÒÔÆÕͨÓû§µÄÉí·Ý½¨Á¢¹«Ô¿ºÍ˽Կ£º
ssh-keygen -t rsa
È»ºóÒªÇóÄãÈ·ÈÏÔ¿³×µÄÎļþÃû(ÓÃĬÈϵľͺÃÁË)£»ÊäÈë¿ÚÁÔÙ´ÎÊäÈë¿ÚÁî¡£
ÔÚ~/.ssh/Ï»áÉú³É¹«Ô¿id_rsa.pubºÍ˽Կid_rsa
¸ü¸Ä¹«Ô¿ÎļþÃû£º
cd ~/.ssh/
mv id_rsa.pub authorized_keys
ÉèÖÃÎļþÊôÐÔ£º
chmod 400 authorized_keys
chmod 644 id_rsa                           
±¸·ÝSSH·þÎñµÄÅäÖÃÎļþ
sudo cp /etc/ssh/sshd_config /etc/ssh/sshd_config.ORIGINAL
±à¼­ÅäÖÃÎļþ
sudo gedit /etc/ssh/sshd_config
ÕâÊÇÎÒµÄÅäÖÃÎļþ£¬Öص㲿·ÖÎÒ»áÓúìÉ«×ÖÌ壬עÊÍÓÃÀ¶É«×ÖÌå
# Package generated configuration file
# See the sshd(8) manpage for details
# What ports, IPs and protocols we listen for
Port 22
# Use these options to restrict which interfaces/protocols sshd will bind to
#ListenAddress ::
#ListenAddress 0.0.0.0
Protocol 2
# HostKeys for protocol version 2
HostKey /etc/ssh/ssh_host_rsa_key
HostKey /etc/ssh/ssh_host_dsa_key
#Privilege Separation is turned on for security
UsePrivilegeSeparation yes
# Lifetime and size of ephemeral version 1 server key
KeyRegenerationInterval 3600
ServerKeyBits 1024 //½«ServerKeyÇ¿¶È¸ÄΪ1024±ÈÌØ
# Logging
SyslogFacility AUTH
LogLevel INFO
# Authentication:
LoginGraceTime 120
PermitRootLogin no //½ûÖ¹ÒÔrootµÇ¼
StrictModes no //¹Ø±ÕÑϸñµÇ¼
RSAAuthentication yes
PubkeyAuthentication yes
AuthorizedKeysFile    /home/yourusername/.ssh/authorized_keys //ÕâÀïÊÇÖ¸¶¨Ä㹫³×ËùÔÚµÄλÖã¬yourusernameÓÃÄãµÄÓû§Ãû´úÌæ¡£
# Don't read the user's ~/.rhosts and ~/.shosts files
IgnoreRhosts yes
# For this to work you will also need host keys in /etc/ssh_known_hosts
RhostsRSAAuthentication no
# similar for protocol version 2
HostbasedAuthentication no
# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
#IgnoreUserKnownHosts yes
# To enable empty passwords, change to yes