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What is NIST 800-53 Rev 5?

Critical features of NIST SP 800-53 Revision 5 include:

  • Enhanced Flexibility: Revision 5 emphasizes a more flexible approach to security control selection, allowing organizations to tailor their security practices based on their specific needs, risk assessments, and system characteristics.
  • Emphasis on Supply Chain Security: The framework focuses more on supply chain risk management, given the increasing concerns related to the security of hardware and software components acquired from third-party vendors.
  • Integration with Other Frameworks: NIST SP 800-53 Revision 5 aligns with other cybersecurity frameworks, such as the NIST Cybersecurity Framework and the ISO 27001, to promote consistency and interoperability.
  • Updated Security Control Families: The framework introduces new security control families and updates existing ones to address contemporary threats, including those related to mobile devices, cloud computing, and IoT devices.
  • Streamlined Control Language: The control language in Rev 5 has been simplified and standardized to enhance clarity and ease of use.


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