Which classes does the U.S. government place classified data into？ （）

单项选择题Whichisthemaindifferencebetweenhost-basedandnetwork-basedintrusionprevention？（）

A.Host-based IPS can work in promiscuous mode or inline mode.
B.Network-based IPS can provide protection to desktops and servers without the need of installing specialized software on the end hosts and servers.
C.Network-based IPS is better suited for inspection of SSL and TLS encrypted data flows.
D.Host-based IPS deployment requires less planning than network-based IPS.

单项选择题Whichalgorithmwasthefirsttobefoundsuitableforbothdigitalsigningandencryption？（）

A.HMAC
B.RSA
C.MD5
D.SHA-1

单项选择题Whichexampleisofafunctionintendedforcryptographichashing？（）

A.MD65
B.SHA-135
C.XR12
D.MD5

单项选择题WhichoneofthefollowingitemsmaybeaddedtoapasswordstoredinMD5tomakeitmoresecure？（）

A.Ciphertext
B.Salt
C.Cryptotext
D.Rainbow table

单项选择题Whichitemisthegreatmajorityofsoftwarevulnerabilitiesthathavebeendiscovered？（）

A.Stack vulnerabilities
B.Heap overflows
C.Software overflows
D.Buffer overflows