单项选择题
CSA protects your host by： （）
A. Preventing browsers from opening network sockets inlistening state.
B. Preventingbuffer overflows.
C. Preventingusers from entering unencrypted passwords
D. Preventing browsers from acting as client to webservers.
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相关考题
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多项选择题
ChoosethemostcorrectstatementsaboutSMTP/ESMTP.（）
A. Open mail relays are often used for spamming.
B. ESMTP does NOT provide more security features than SMTP
C. SMTPdoes provide authenticated email sending."
D. Worms often spread via SMTP. -
单项选择题
CiscoCleanAccessensuresthatcomputersconnectingtoyournetworkhavewhichofthefollowing？（）
A. No vulnerable applications or operating systems
B. No viruses or worms
C. Appropriate security applications and patch levels
D. Current IPS signatures
E. Cisco Security Agent -
单项选择题
Whichoftheseisthebestwaytoprovidesendernon-repudiation？（）
A. pre-sharedkey
B. secure hash
C. SSL
D. RSA signature
