You want to customize your Ingress to add a custom header X-Frame-Options: DENY for security. Which annotation and value should you add to achieve this with nginx ingress controller?

hard📝 Best Practice Q15 of 15

Kubernetes - Ingress

You want to customize your Ingress to add a custom header X-Frame-Options: DENY for security. Which annotation and value should you add to achieve this with nginx ingress controller?

Anginx.ingress.kubernetes.io/custom-header: "X-Frame-Options=DENY"

Bnginx.ingress.kubernetes.io/add-headers: "X-Frame-Options: DENY"

Cnginx.ingress.kubernetes.io/headers: "X-Frame-Options: DENY"

Dnginx.ingress.kubernetes.io/configuration-snippet: "more_set_headers \"X-Frame-Options: DENY\";"

Step-by-Step Solution

Solution:

Step 1: Identify how to add custom headers in nginx ingress
The nginx ingress controller supports adding custom headers via the configuration-snippet annotation using nginx directives.
Step 2: Use the correct syntax for setting headers
The directive more_set_headers "X-Frame-Options: DENY"; correctly adds the header.
Final Answer:
nginx.ingress.kubernetes.io/configuration-snippet: "more_set_headers \"X-Frame-Options: DENY\";" -> Option D
Quick Check:
Use configuration-snippet with more_set_headers for custom headers [OK]

Quick Trick: Use configuration-snippet with nginx directive for custom headers [OK]

Common Mistakes:

Using non-existent annotation keys
Incorrect syntax for header setting
Confusing add-headers with configuration-snippet

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You want to customize your Ingress to add a custom header X-Frame-Options: DENY for security. Which annotation and value should you add to achieve this with nginx ingress controller?

Step 1: Identify how to add custom headers in nginx ingress

Step 2: Use the correct syntax for setting headers

Final Answer:

Quick Check:

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