Mock Flashcards

1
Q

What is entropy used for in a computer system?

A

To create session keys

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2
Q

What cipher is used to encrypt GSM cellular comms?

A

A5/2

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3
Q

What is the purpose of CERT?

A

To send out info on known vulnerabilities

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4
Q

An example of a downgrade attack?

A

POODLE

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5
Q

What is password entropy?

A

The type of complexity a password has

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6
Q

What helps improve NAT network security?

A

Reusing IP addresses

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7
Q

What is a mandatory IPSec requirement?

A

IPV6

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8
Q

What is not a block cipher mode?

A

AKC

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9
Q

What makes TPM immunise to malware attacks?

A

Hardware device protection

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10
Q

Define salt value?

A

Adding extra data to the hash

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11
Q

What is a side channel attack?

A

An attack based on information about the cryptography system

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12
Q

What does the Wassenaar arrangement need?

A

An export license

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13
Q

What does ISO27001 cover in crypto?

A

Policy and use of crypto controls

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14
Q

What’s the key length of IDEA?

A

128-bit

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15
Q

Where are Kerberos session tickets issued by?

A

KDC - key distribution centre

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16
Q

What does WEP use?

A

RC4
Symmetric
24-bit
40-bit and 104-bit