Top 30 multiple-choice questions (MCQs) only focused on the Security Headers a Core Defense Mechanisms in Web Security covering below topics,along with their answers and explanations.
- Overview of HTTP security headers.
- Implementing security headers to enhance web security.
- Common security headers and their purposes.
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1. What is the primary purpose of HTTP security headers in web security?
- Enhancing website aesthetics
- Improving server performance
- Mitigating security threats and vulnerabilities
- Granting unrestricted access to all users
The primary purpose of HTTP security headers is to mitigate security threats and vulnerabilities in web applications.
2. How do HTTP security headers contribute to protecting against common web application attacks?
- Enhancing website aesthetics
- Actively blocking all incoming and outgoing traffic
- Providing additional security controls and mitigating specific attack vectors
- Granting unrestricted access to all users
HTTP security headers provide additional security controls and mitigate specific attack vectors, contributing to protection against common web application attacks.
3. What role do HTTP security headers play in establishing a secure communication channel with web browsers?
- Enhancing website aesthetics
- Actively blocking all incoming and outgoing traffic
- Configuring secure communication parameters for browsers
- Granting unrestricted access to all users
HTTP security headers play a role in configuring secure communication parameters for browsers, establishing a secure communication channel.
4. Why is it important to include security headers in HTTP responses from web servers?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Communicating security policies to web browsers and enhancing security
- Enhancing server performance
Including security headers in HTTP responses communicates security policies to web browsers and enhances security.
5. How do HTTP security headers contribute to enforcing secure data handling practices?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Defining policies for handling sensitive data securely
- Enhancing server performance
HTTP security headers contribute to enforcing secure data handling practices by defining policies for handling sensitive data securely.
6. Which HTTP security header helps prevent the browser from interpreting files as a different MIME type?
- Content Security Policy (CSP)
- X-Content-Type-Options
- Strict-Transport-Security (HSTS)
- Access-Control-Allow-Origin
The X-Content-Type-Options header helps prevent the browser from interpreting files as a different MIME type.
7. How does the Content Security Policy (CSP) header enhance web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Defining a set of rules for permissible content sources and types
- Enhancing server performance
The Content Security Policy (CSP) header defines a set of rules for permissible content sources and types, enhancing web security.
8. Which security header instructs the browser to only establish connections over HTTPS?
- Content Security Policy (CSP)
- X-Content-Type-Options
- Strict-Transport-Security (HSTS)
- Access-Control-Allow-Origin
The Strict-Transport-Security (HSTS) header instructs the browser to only establish connections over HTTPS.
9. What is the purpose of the X-Frame-Options security header?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Configuring security policies for loading the web page within a frame or iframe
- Enhancing server performance
The X-Frame-Options security header configures security policies for loading the web page within a frame or iframe.
10. How does the Referrer-Policy security header impact the information sent in the HTTP Referer header?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Controlling the amount of information sent in the HTTP Referer header
- Enhancing server performance
The Referrer-Policy security header controls the amount of information sent in the HTTP Referer header.
11. Which security header helps prevent cross-site scripting (XSS) attacks by restricting script sources?
- Content Security Policy (CSP)
- X-Content-Type-Options
- Strict-Transport-Security (HSTS)
- Access-Control-Allow-Origin
The Content Security Policy (CSP) header helps prevent XSS attacks by restricting script sources.
12. What does the X-XSS-Protection security header address in web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Enhancing server performance
- Enabling the browser's built-in XSS protection
The X-XSS-Protection security header enables the browser's built-in XSS protection, addressing XSS vulnerabilities.
13. How does the Feature-Policy security header control the behavior of web features?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Defining policies for allowing or disallowing specific web features
- Enhancing server performance
The Feature-Policy security header controls the behavior of web features by defining policies for allowing or disallowing specific features.
14. What is the purpose of the X-Content-Type-Options security header in preventing MIME sniffing?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Enhancing server performance
- Preventing the browser from interpreting files as a different MIME type
The X-Content-Type-Options security header prevents the browser from interpreting files as a different MIME type, addressing MIME sniffing issues.
15. Which security header helps prevent clickjacking attacks by controlling how a page is embedded in a frame?
- Content Security Policy (CSP)
- X-Content-Type-Options
- X-Frame-Options
- Access-Control-Allow-Origin
The X-Frame-Options security header helps prevent clickjacking attacks by controlling how a page is embedded in a frame.
16. How does the Cache-Control security header impact caching behavior in web browsers?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Configuring caching directives to control caching behavior
- Enhancing server performance
The Cache-Control security header configures caching directives to control caching behavior in web browsers.
17. Which security header helps prevent content sniffing by browsers?
- Content Security Policy (CSP)
- X-Content-Type-Options
- Strict-Transport-Security (HSTS)
- X-Content-Sniffing
The X-Content-Type-Options security header helps prevent content sniffing by browsers.
18. How does the X-Permitted-Cross-Domain-Policies security header enhance security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Controlling cross-domain policies for Adobe Flash and Acrobat
- Enhancing server performance
The X-Permitted-Cross-Domain-Policies security header controls cross-domain policies for Adobe Flash and Acrobat.
19. What is the purpose of the Expect-CT security header in web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Enabling Certificate Transparency (CT) checks for SSL/TLS certificates
- Enhancing server performance
The Expect-CT security header enables Certificate Transparency (CT) checks for SSL/TLS certificates.
20. How does the Access-Control-Allow-Origin security header contribute to Cross-Origin Resource Sharing (CORS)?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Defining which origins are permitted to access resources
- Enhancing server performance
The Access-Control-Allow-Origin security header defines which origins are permitted to access resources, contributing to CORS.
21. How does the Content-Security-Policy (CSP) header mitigate the risk of cross-site scripting (XSS) attacks?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Defining a policy for allowed content sources and types
- Enhancing server performance
The Content-Security-Policy (CSP) header mitigates the risk of XSS attacks by defining a policy for allowed content sources and types.
22. What role does the HTTP Public Key Pinning (HPKP) header play in web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Associating a host with a particular cryptographic public key
- Enhancing server performance
The HTTP Public Key Pinning (HPKP) header associates a host with a particular cryptographic public key for enhanced security.
23. How does the Cross-Origin-Embedder-Policy (COEP) header contribute to web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Specifying how a document may embed cross-origin resources
- Enhancing server performance
The Cross-Origin-Embedder-Policy (COEP) header specifies how a document may embed cross-origin resources, contributing to web security.
24. Which security header helps prevent the browser from rendering a page inside a frame or iframe?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- X-Frame-Options
- Enhancing server performance
The X-Frame-Options security header helps prevent the browser from rendering a page inside a frame or iframe.
25. What is the purpose of the Cross-Origin-Opener-Policy (COOP) header in web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Specifying how a document may be opened in a cross-origin context
- Enhancing server performance
The Cross-Origin-Opener-Policy (COOP) header specifies how a document may be opened in a cross-origin context, contributing to web security.
26. How does the Sec-Fetch-Site header contribute to security in web applications?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Indicating the site's referrer policy to the browser
- Enhancing server performance
The Sec-Fetch-Site header indicates the site's referrer policy to the browser, contributing to security in web applications.
27. What security risk does the X-Content-Security-Policy header help mitigate?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Protecting against content injection vulnerabilities
- Enhancing server performance
The X-Content-Security-Policy header helps mitigate content injection vulnerabilities, enhancing security.
28. How does the Access-Control-Expose-Headers header impact Cross-Origin Resource Sharing (CORS)?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Specifying which response headers should be exposed to the browser
- Enhancing server performance
The Access-Control-Expose-Headers header specifies which response headers should be exposed to the browser in CORS scenarios.
29. What is the purpose of the Clear-Site-Data security header in web security?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Instructing the browser to clear specified site data
- Enhancing server performance
The Clear-Site-Data security header instructs the browser to clear specified site data, contributing to web security.
30. How does the Report-To security header aid in collecting and sending security-related reports to a server?
- Improving website aesthetics
- Actively blocking all incoming and outgoing traffic
- Facilitating the collection and reporting of security-related events
- Enhancing server performance
The Report-To security header facilitates the collection and reporting of security-related events to a server.
