Master Web Security: Best Practices for Protecting Your Applications

Question 1

Which of these actions is **NOT** a secure coding practice?

Accepted Answer

Storing passwords in plain text

Answer

Validating user input

Answer

Using parameterized queries

Answer

Encoding output to prevent malicious scripts

Question 2

Which of the following is NOT a common type of vulnerability in web applications?

Accepted Answer

Input validation techniques

Answer

Buffer overflow

Answer

SQL injection

Answer

Cross-site scripting

Question 3

Which of the following encryption algorithms is commonly used to protect data in transit?

Accepted Answer

AES

Answer

RSA

Answer

MD5

Answer

SHA-256

Question 4

Which of the following is a best practice for implementing secure authentication?

Accepted Answer

Using strong passwords with a minimum length of 10 characters and complexity requirements

Answer

Storing passwords in plain text for ease of recovery

Answer

Allowing multiple failed login attempts before implementing additional security measures

Answer

Implementing only single-factor authentication

Question 5

What is the role of SSL/TLS in web security?

Accepted Answer

To encrypt communication between the client and server, ensuring data confidentiality

Answer

To prevent denial of service attacks

Answer

To authenticate the identity of the web server

Answer

To cache frequently accessed web pages

Question 6

What is the primary purpose of encryption in web development?

Accepted Answer

To convert data into a format that is unreadable without a key

Answer

To generate random data for testing purposes

Answer

To compress data to reduce bandwidth usage

Answer

To authenticate users on a website

Question 7

What is the OWASP Top 10?

Accepted Answer

A list of the most common web application vulnerabilities

Answer

A set of guidelines for ethical hacking

Answer

A software development methodology

Answer

A consortium of security professionals

Question 8

What is the purpose of a web application firewall (WAF)?

Accepted Answer

To block malicious traffic at the network level

Answer

To scan web applications for vulnerabilities

Answer

To encrypt data in transit

Answer

To generate security reports

Question 9

What is the primary role of a security audit in web development?

Accepted Answer

To identify vulnerabilities and security risks

Answer

To improve the performance of a web application

Answer

To comply with industry regulations

Answer

To provide a detailed report on the security of a web application

Question 10

What is the purpose of input validation in web development?

Accepted Answer

To verify that user input conforms to specified criteria

Answer

To encrypt sensitive data prior to storage

Answer

To hinder attackers from exploiting input fields

Answer

To enhance the efficiency of web applications

Question 11

Which encryption algorithm is commonly employed to secure web traffic?

Accepted Answer

AES

Answer

DES

Answer

MD5

Answer

SHA-256

Question 12

What technique is commonly used to prevent cross-site scripting (XSS) attacks?

Accepted Answer

Output encoding

Answer

Input filtering

Answer

HTTPS

Answer

CSRF tokens

Question 13

Distinguish between a vulnerability and an exploit.

Accepted Answer

A vulnerability is a system flaw, while an exploit leverages it.

Answer

A vulnerability is a potential attack, while an exploit is an actual attack.

Answer

Vulnerability and exploit are synonymous.

Answer

A vulnerability is a software issue, while an exploit is a hardware problem.

Question 14

Which attack commonly targets user authentication?

Accepted Answer

Brute force attack

Answer

SQL injection

Answer

Cross-site request forgery (CSRF)

Answer

Man-in-the-middle attack

Question 15

What are the potential risks of using weak authentication mechanisms in web applications?

Accepted Answer

Increased risk of brute-force attacks

Accepted Answer

Inability to prevent unauthorized access

Answer

Improved application security

Question 16

The main purpose of input validation in web development is to:

Accepted Answer

Sanitize user input to prevent malicious attacks

Answer

Store user input securely in a database

Answer

Encrypt user data before transmission

Question 17

Which encryption method is predominantly used to secure web traffic and ensure data confidentiality and integrity?

Accepted Answer

TLS/SSL

Answer

AES

Answer

DES

Answer

RSA

Question 18

Static type checking is a secure coding technique that involves:

Accepted Answer

Using type annotations to prevent type-related vulnerabilities

Answer

Validating user input to prevent malicious code execution

Answer

Implementing buffer overflow protection mechanisms

Answer

Performing code reviews to identify potential security flaws

Question 19

A firewall serves the primary purpose of:

Accepted Answer

Filtering incoming network traffic based on specified rules and preventing unauthorized access

Answer

Detecting and preventing malware infections within a network

Answer

Encrypting network traffic to ensure data privacy

Question 20

Enforcing strong password policies is considered a best practice for:

Accepted Answer

Managing user passwords effectively and preventing unauthorized account access

Answer

Storing passwords in plain text for easy retrieval

Answer

Allowing users to reuse passwords for convenience

Answer

Disabling password recovery options to enhance security

Question 21

A penetration tester is primarily responsible for:

Accepted Answer

Identifying and exploiting vulnerabilities in a system to assess its security posture

Answer

Monitoring network traffic and responding to security incidents

Answer

Designing and implementing comprehensive security measures

Question 22

A key benefit of utilizing a security framework in web development is:

Accepted Answer

Providing a structured approach to security, guiding the implementation of best practices

Answer

Reducing the overall cost of implementing security measures

Answer

Eliminating the need for regular security audits

Answer

Guaranteeing absolute protection against all security threats

Question 23

Which of the following is a recommended practice for secure software development?

Accepted Answer

Implementing automated security testing tools to identify vulnerabilities early in the development process

Answer

Relying исключительно on manual testing for security evaluation

Answer

Delaying security considerations until the end of the development cycle

Answer

Using outdated security tools and techniques