L10: Big Data and Security

Question 1

A polymorphic attack can change it’s appearance with every instance.

Answer 1

True

Question 2

A polymorphic attack has no predictable signature for the attack.

Answer 2

True

Question 3

Each instance of polymorphic code has different, but normal, appearance.

Answer 3

False

Question 4

What are the three components of polymorphic attacks?

Answer 4

Attack vector
Attack body
Polymorphic decryptor

Question 5

In polymorphic attacks, the process should not result in an abnormally large attack size.

Answer 5

True

Question 6

In polymorphic attacks, the blending needs to be economical in time and space.

Answer 6

True

Question 7

Polymorphic attacks must collect a lot of data to learn normal statistics.

Answer 7

False

Question 8

After blending, the polymorphic attack should match the normal profile perfectly.

Answer 8

False

Question 9

If we can completely control the process of generating or collecting the training data and ascertain the authenticity and integrity of the dataset, we don’t have to worry about data poisoning attacks.

Answer 9

True

Question 10

If the training data is obtained in an open environment, e.g. the web, there is always the potential of poisoning attacks.

Answer 10

True

Question 11

In _________ learning the main task is to find patterns, structures, or knowledge in unlabeled data.

Answer 11

Unsupervised

Question 12

In _________ learning the task is to find a function or model that explains the data.

Answer 12

Supervised

Question 13

In _________ learning some of the data is labeled during acquisition.

Answer 13

Semi-Supervised