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Question 45 Not yet answered Points out of 2.0 P Flag question Question 46 Not yet answered Points out of 2.0 Flag question Which of the following works best to encrypt variable-length data? Select one: O a. Block cipher O b. Symmetric cipher OC. Asymmetric cipher O d. Stream cipher Entity that issues digital certificates and makes its public keys available to the intended audience to provide proof of its authenticity? Select one: O a Certificate authority O b. Certificate revocation list OC Certificate classification Od. Digital signature G C

Question 47 Not yet answered Points out of 2.0 Flag question Question 48 Not yet answered Points out of 20 P Flag question Which service does a firewall use to segment traffic into different zones? Select one: O a. DMZ O b. ACL Oc. Port/service O d. NAT/PAT You were invited to join an IT meeting where the merits and pitfalls of cloud computing are being reviewed. Your manager conveys her concerns of data confidentiality for cloud storage. What can be done to secure data stored in the cloud? Select one: O a Encrypt the data O b. Digitally sign the data O. Use a stream cinber FULL E >> G > C G