A.重放攻擊B.拒絕服務(wù)攻擊C.中間人攻擊D.后門漏洞攻擊
A./etc/password、/etc/shadow B./etc/passwd、/etc/ssh/sshd_config C./etc/passwd、/etc/shadow D./etc/passwd、/etc/aliases
A./var/log B./etc/issue C./etc/syslogd D./var/syslog