單項(xiàng)選擇題Which one of the following items may be added to a password stored in MD5 to make it more secure?()

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


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1.單項(xiàng)選擇題Which item is the great majority of software vulnerabilities that have been discovered?()

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

2.單項(xiàng)選擇題Which statement is true about vishing?()

A.Influencing users to forward a call to a toll number (for example, a long distance or international number)
B.Influencing users to provide personal information over a web page
C.Using an inside facilitator to intentionally forward a call to a toll number (for example, a long distance orinternational number)
D.Influencing users to provide personal information over the phone

3.單項(xiàng)選擇題Refer to Cisco IOS Zone-Based Policy Firewall, where will the inspection policy be applied?()

A.to the zone-pair
B.to the zone
C.to the interface
D.to the global service policy

4.單項(xiàng)選擇題Which location will be recommended for extended or extended named ACLs?()

A.when using the established keyword,a location close to the destination point to ensure that return trafficis allowed
B.an intermediate location to filter as much traffic as possible ActualTests.com
C.a location as close to the source traffic as possible
D.a location as close to the destination traffic as possible

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