Top 30 multiple-choice questions (MCQs) only focused on the Security Header Implementation in the context of web Application security covering below topics,along with their answers and explanations.
• Discussing the implementation of security headers in the application architecture.
• Explaining the role of headers like Content Security Policy (CSP) and Strict-Transport-Security (HSTS).
1. What is the primary purpose of implementing security headers in web applications?
- To slow down the website loading time
- To enhance the visual appeal of the website
- To improve search engine optimization (SEO)
- To mitigate various security risks and vulnerabilities
The primary purpose of implementing security headers in web applications is to mitigate various security risks and vulnerabilities.
2. Which security header is used to prevent a web page from being loaded in an iframe?
- X-Frame-Options
- X-Content-Type-Options
- Content-Security-Policy
- Strict-Transport-Security
The X-Frame-Options header is used to prevent a web page from being loaded in an iframe.
3. What does the Content-Security-Policy (CSP) header help prevent in web applications?
- Cross-Site Scripting (XSS) attacks
- Cross-Site Request Forgery (CSRF) attacks
- SQL injection attacks
- Denial of Service (DoS) attacks
The Content-Security-Policy (CSP) header helps prevent Cross-Site Scripting (XSS) attacks in web applications.
4. What is the purpose of the X-Content-Type-Options header in web security?
- To control the caching of content
- To specify the content type of a resource
- To prevent MIME type sniffing
- To enforce a strict content delivery policy
The X-Content-Type-Options header is used to prevent MIME type sniffing in web security.
5. How does the Strict-Transport-Security (HSTS) header enhance web security?
- By preventing DNS attacks
- By enforcing the use of HTTPS for communication
- By blocking malicious IP addresses
- By encrypting all web traffic
The Strict-Transport-Security (HSTS) header enhances web security by enforcing the use of HTTPS for communication.
6. What is the significance of the Referrer-Policy header in web security?
- To block external referrals
- To specify the referral source in requests
- Referrer-Policy has no impact on web security
- To prevent cross-origin requests
The Referrer-Policy header is used to specify the referral source in requests for better control over privacy and security.
7. Which security header can help prevent Clickjacking attacks by allowing or denying the rendering of a page in a frame or iframe?
- Content-Security-Policy (CSP)
- X-Frame-Options
- Strict-Transport-Security (HSTS)
- Referrer-Policy
The X-Frame-Options header helps prevent Clickjacking attacks by allowing or denying the rendering of a page in a frame or iframe.
8. What security risk does the Content-Security-Policy (CSP) header primarily address?
- Cross-Site Request Forgery (CSRF)
- Cross-Site Scripting (XSS)
- SQL injection
- Clickjacking
The Content-Security-Policy (CSP) header primarily addresses the risk of Cross-Site Scripting (XSS) attacks.
9. How does the X-Content-Type-Options header prevent MIME type sniffing?
- By blocking certain content types
- By specifying the MIME type for each resource
- By enforcing strict MIME type checking
- X-Content-Type-Options has no impact on MIME type sniffing
The X-Content-Type-Options header prevents MIME type sniffing by enforcing strict MIME type checking.
10. Which security header instructs the browser to upgrade insecure requests to HTTPS automatically?
- Strict-Transport-Security (HSTS)
- Referrer-Policy
- X-Frame-Options
- Content-Security-Policy (CSP)
The Strict-Transport-Security (HSTS) header instructs the browser to upgrade insecure requests to HTTPS automatically.
11. How does the Feature-Policy header enhance security in web applications?
- By blocking specific features in web browsers
- By enabling all browser features by default
- Feature-Policy has no impact on security
- By allowing or disallowing specific web features for a page
The Feature-Policy header enhances security by allowing or disallowing specific web features for a page.
12. Which security header helps prevent mixed content issues by ensuring that all content is served over HTTPS?
- Referrer-Policy
- Content-Security-Policy (CSP)
- X-Content-Type-Options
- Content-Security-Policy-Report-Only
The Content-Security-Policy (CSP) header helps prevent mixed content issues by ensuring that all content is served over HTTPS.
13. What is the primary function of the Expect-CT header in web security?
- To control caching behavior
- To specify the certificate transparency policy of a website
- Expect-CT has no impact on web security
- To enforce a strict content delivery policy
The Expect-CT header is used to specify the certificate transparency policy of a website in web security.
14. How does the Cross-Origin-Embedder-Policy header enhance web security?
- By blocking all cross-origin requests
- By allowing all cross-origin requests by default
- By controlling how a document may be embedded across origins
- Cross-Origin-Embedder-Policy has no impact on web security
The Cross-Origin-Embedder-Policy header enhances web security by controlling how a document may be embedded across origins.
15. What is the purpose of the Public-Key-Pins (HPKP) header in web security?
- To block public keys in the browser
- To specify the hash of the public key for a website
- Public-Key-Pins has no impact on web security
- To encrypt all communication with public keys
The Public-Key-Pins (HPKP) header is used to specify the hash of the public key for a website in web security.
16. Which security header can help prevent a web page from being loaded within a frame or iframe?
- X-Content-Type-Options
- Referrer-Policy
- X-Frame-Options
- Content-Security-Policy (CSP)
The X-Frame-Options header can help prevent a web page from being loaded within a frame or iframe.
17. How does the Content-Security-Policy-Report-Only header differ from the Content-Security-Policy header?
- Content-Security-Policy-Report-Only has no impact on security
- Content-Security-Policy-Report-Only is more lenient in enforcing security policies
- Content-Security-Policy-Report-Only is used for reporting purposes without enforcing policies
- There is no difference between the two headers
The Content-Security-Policy-Report-Only header is used for reporting purposes without enforcing policies.
18. What is the purpose of the Access-Control-Allow-Origin header in web security?
- To prevent all cross-origin requests
- To allow any origin to access a resource
- Access-Control-Allow-Origin has no impact on web security
- To block specific origins from accessing a resource
The Access-Control-Allow-Origin header is used to allow any origin to access a resource in web security.
19. How does the Cross-Origin-Opener-Policy header enhance web security?
- By closing all cross-origin windows
- By allowing any cross-origin window to interact with the resource
- Cross-Origin-Opener-Policy has no impact on web security
- By controlling how a window may be opened across origins
The Cross-Origin-Opener-Policy header enhances web security by controlling how a window may be opened across origins.
20. What does the X-Content-Type-Options header mean by setting the value to "nosniff"?
- Browsers should ignore the content type specified by the server
- Browsers should sniff the content type based on file extensions
- X-Content-Type-Options has no impact on content type
- Browsers should strictly enforce the content type specified by the server
By setting the value to "nosniff," the X-Content-Type-Options header instructs browsers to ignore the content type specified by the server.
21. Which header is used to specify the time, in seconds, for how long a browser should remember to enforce HTTPS for a website?
- Referrer-Policy
- Strict-Transport-Security (HSTS)
- Content-Security-Policy (CSP)
- Feature-Policy
The Strict-Transport-Security (HSTS) header is used to specify the time, in seconds, for how long a browser should remember to enforce HTTPS for a website.
22. What security risk does the Content-Security-Policy (CSP) header address in relation to script execution?
- SQL injection
- Cross-Site Scripting (XSS)
- Cross-Site Request Forgery (CSRF)
- Session hijacking
The Content-Security-Policy (CSP) header addresses the security risk of Cross-Site Scripting (XSS) in relation to script execution.
23. How does the Feature-Policy header differ from the Content-Security-Policy (CSP) header?
- Feature-Policy has no impact on web security
- Feature-Policy is more lenient in enforcing security policies
- Feature-Policy controls browser features, while CSP controls content rendering policies
- There is no difference between the two headers
The Feature-Policy header controls browser features, while the Content-Security-Policy (CSP) header controls content rendering policies.
24. What is the primary purpose of the X-Content-Type-Options header in web security?
- To control the caching of content
- To specify the content type of a resource
- To prevent MIME type sniffing
- To enforce a strict content delivery policy
The primary purpose of the X-Content-Type-Options header in web security is to prevent MIME type sniffing.
25. What security risk does the Referrer-Policy header help mitigate?
- Clickjacking
- Cross-Site Scripting (XSS)
- Cross-Site Request Forgery (CSRF)
- Information leakage through referral information
The Referrer-Policy header helps mitigate the security risk of information leakage through referral information.
26. How does the Cross-Origin-Embedder-Policy header contribute to web security?
- By blocking all cross-origin requests
- By allowing all cross-origin requests by default
- By controlling how a document may be embedded across origins
- Cross-Origin-Embedder-Policy has no impact on web security
The Cross-Origin-Embedder-Policy header contributes to web security by controlling how a document may be embedded across origins.
27. Which security header can help prevent a web page from being embedded in an iframe by other websites?
- Content-Security-Policy (CSP)
- X-Frame-Options
- Strict-Transport-Security (HSTS)
- Access-Control-Allow-Origin
The X-Frame-Options header can help prevent a web page from being embedded in an iframe by other websites.
28. How does the Expect-CT header contribute to web security?
- By controlling caching behavior
- By specifying the certificate transparency policy of a website
- Expect-CT has no impact on web security
- By enforcing a strict content delivery policy
The Expect-CT header contributes to web security by specifying the certificate transparency policy of a website.
29. What security risk does the Cross-Origin-Resource-Policy header help mitigate?
- Cross-Site Scripting (XSS)
- Cross-Site Request Forgery (CSRF)
- Information leakage through cross-origin requests
- Session hijacking
The Cross-Origin-Resource-Policy header helps mitigate the security risk of information leakage through cross-origin requests.
30. In the context of web security, what is the purpose of the Cross-Origin-Resource-Policy (CORP) header?**
- To prevent all cross-origin requests
- To specify which resources can be requested from a different origin
- Cross-Origin-Resource-Policy has no impact on web security
- To control caching behavior for cross-origin resources
The Cross-Origin-Resource-Policy (CORP) header is used to specify which resources can be requested from a different origin in the context of web security.