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Security in software defined network

  • US 10,666,689 B2
  • Filed: 06/30/2014
  • Issued: 05/26/2020
  • Est. Priority Date: 06/30/2014
  • Status: Active Grant
First Claim
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1. A method comprising:

  • obtaining, at a controller of a software defined network, at least one security policy from a policy creator; and

    implementing, via the controller, the security policy in the software defined network based on one or more attributes stored in the controller, the one or more attributes specifying each of a characteristic of the security policy, a role of the creator of the security policy, and a security privilege level of the role of the creator of the security policy;

    wherein the method is performed by a processing device; and

    wherein the characteristic of the security policy attribute describes whether the security policy is a real-time policy;

    wherein when the characteristic of the security policy attribute indicates that the security policy is a real-time policy, the security policy is translated substantially without delay into one or more flow rules, updated in one or more flow tables, and synchronized with one or more software defined networking switches.

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