Security Group

Virtual Firewall Controlling VM & VPC Traffic

Security Group is a virtual logical firewall that controls inbound/outbound traffic generated from virtual servers in the cloud and the VPC (Virtual Private Cloud). The virtual network environments can be securely protected by filtering out unauthorized traffic based on allow/deny rules on the traffic generated on VM
and VPC.

Overview

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Service Architecture

  • Internet → Security Group for VPC → Security Group for VM - VM1 / Security Group for VM - VM2 → VPC-1
  • Internet → Security Group for VPC → Security Group for VM - VM1 / Security Group for VM - VM2 → VPC-2

Key Features

  • Security Group for VPC

    - VPC gateway firewall (logical firewall that protects inside of VPC)
    - 1,000 policies per project, combining policies of Security Group for VPC in use
    - Source/destination IP, protocol/port, inbound/outbound settings
    - Allow/deny rules and rule application order settings
    - Rules applied in a range (multiple address using ‘,’ and ‘-’ for IP/ports)

  • Security Group for VM

    - Distributed firewall (logical firewall that controls inter-VM communication within VPC)
    - 100 policies per VM

Pricing

    • Metering
    • Security Group service is available for free
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