What is Azure Bastion?

Updated Apr 28, 2026

Short answer

A fully managed PaaS service that provides secure RDP and SSH access to VMs via SSL.

Deep explanation

In-depth analysis of What is Azure Bastion? including configuration parameters and integration points within the Azure ecosystem.

Real-world example

Securing a multi-tier application by isolating the database tier from the public internet using NSG rules.

Common mistakes

Setting priority numbers too close together, making it hard to insert rules later.

Follow-up questions

Difference between NSG and ASG?
Can NSGs be applied to a subnet?

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