wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Lesson 6 - Web Trojan

Total questions: 8

Worksheet time: 8mins

Name
Class
Date
1.

A voting website has a form containing HTML code shown in the attached image.

What is the main reason which allows this voting website be easily attacked?

a)

Because the form uses the GET method.

b)

Because the code does not include an encryption algorithm.

c)

Maybe the website is not protected by an Antivirus.

d)

Because the radio button input can be easily modified.

2.

Which of the following descriptions defines a Trojan Horse in the context of computer security?

a)

A malicious computer program which appears to be a gift, but it actually is a trap.

b)

A malicious software that when executed can replicates itself by modifying other computer programs and inserting its own code.

c)

Any attempt to expose, alter, disable, destroy, steal or gain unauthorized access to or make unauthorized use of a digital resource.

d)

A weakness in a computer system which can be exploited by an attacker, to perform unauthorized actions within the system.

3.

To protect against Web Trojans, which technique is an appropriate approach to be implemented by developers?

a)

Escaping meta-character

b)

Ticket system

c)

HTML encoding

d)

Regular expression

4.

Web pages with tickets in them cannot be cacheable.

a)

True

b)

False

5.

Tickets are needed only for requests that actually change something on the server.

a)

True

b)

False

6.

Using Ticket mechanism to secure a system against the Web Trojan, the system might be still vulnerable if the application is vulnerable to Cross-site Scripting.

a)

True

b)

False

7.

In a web application protected by ticket mechanism, in case of session timeout, the application should directly throw away the user's input.

a)

True

b)

False

8.

Ticket system makes it impossible to accidentally perform a request twice, both for POST and GET, as there will be no valid ticket the second time.

a)

True

b)

False