[Solved] Why does Apache Ranger use a 'deny by default' approach in its authorization model? — Ans: To ensure only explicitly allowed users can access resources, enhancing security | Hadoop

Hadoop - Security

Why does Apache Ranger use a 'deny by default' approach in its authorization model?

ATo ensure only explicitly allowed users can access resources, enhancing security

BTo allow all users access unless explicitly denied, simplifying management

CTo automatically grant access to administrators only

DTo reduce the need for defining policies

Step-by-Step Solution

Solution:

Step 1: Understand 'deny by default'
This means access is denied unless explicitly allowed by a policy.
Step 2: Reason security benefits
This approach prevents accidental access and enforces strict control.
Final Answer:
To ensure only explicitly allowed users can access resources, enhancing security -> Option A
Quick Check:
Deny by default = strict security [OK]

Quick Trick: Default deny protects resources unless allowed [OK]

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Why does Apache Ranger use a 'deny by default' approach in its authorization model?