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iptables -A INPUT -p tcp --dport 22 -j ACCEPT

# ÔÊÐíHTTPÁ÷Á¿
iptables -A INPUT -p tcp --dport 80 -j ACCEPT

# ÆäËûÁ÷Á¿Ä¬ÈϾܾø
iptables -P INPUT DROP

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# ÐÞ¸ÄÃÜÂëÕ½ÂÔ
sed -i 's/password    requisite     pam_pwquality.so enforce-5-8/password    requisite     pam_pwquality.so enforce=everyone enforce=users users=3 lcredit=-1 ucredit=-1 dcredit=-1 ocredit=-1 minlength=8/g' /etc/pam.d/system-auth

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# ×°ÖÃClamAV
yum install clamav

# ¸üв¡¶¾Êý¾Ý¿â
freshclam

# ɨÃèЧÀÍÆ÷
clamscan -r /path/to/scan

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# ×°ÖÃSSLÖ¤ÊéºÍÏà¹ØÈí¼þ
yum install mod_ssl openssl

# ÌìÉú×ÔÊðÃûSSLÖ¤Êé
openssl req -new -x509 -days 365 -nodes -out /etc/pki/tls/certs/localhost.crt -keyout /etc/pki/tls/private/localhost.key

# ÉèÖÃApacheÒÔʹÓÃSSLÖ¤Êé
vi /etc/httpd/conf.d/ssl.conf

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