Docker - Security
Which Dockerfile instruction helps reduce security risks by limiting container privileges?
Which Dockerfile instruction helps reduce security risks by limiting container privileges?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Dockerfile instructions
USER sets the user the container runs as, limiting privileges.Step 2: Compare other instructions
RUN executes commands, COPY adds files, EXPOSE opens ports but does not limit privileges.Final Answer:
USER -> Option DQuick Check:
Instruction limiting privileges = USER [OK]
Quick Trick: Use USER to run containers with limited rights [OK]
Common Mistakes:
- Confusing RUN with USER
- Thinking COPY limits privileges
- Assuming EXPOSE controls security
Master "Security" in Docker
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