A.5.22 "Monitoring, Review, and Change Management of Supplier Services" would include:
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Supplier Service Evaluation Process: Documentation outlining the organization's process for evaluating the services provided by suppliers to ensure they meet information security requirements.
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Supplier Performance Metrics: Records of performance metrics and key performance indicators (KPIs) used to measure the quality and security of supplier services.
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Regular Reviews: Evidence of regular reviews or assessments conducted on supplier services to evaluate their compliance with agreed-upon security standards.
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Incident and Problem Management: Documentation detailing how incidents and problems related to supplier services are managed, reported, and resolved.
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Change Management: Proof of a change management process that covers changes to supplier services, ensuring that security implications are assessed and managed appropriately.
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Documentation of Changes: Records of any changes made to supplier services, along with documentation of the associated risk assessments and approvals.
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Risk Management: Documentation of risk assessments conducted on supplier services to identify potential security risks and vulnerabilities.
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Continuous Improvement: Evidence of ongoing efforts to improve the security and quality of supplier services based on feedback, reviews, and audits.
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Communication with Suppliers: Records of communication with suppliers regarding changes, issues, and improvements related to their services.
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Supplier Compliance: Proof that suppliers are required to comply with the organization's information security policies and standards.
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Escalation Procedures: Documentation outlining procedures for escalating issues related to supplier services to higher management levels if needed.
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Disaster Recovery and Business Continuity: Evidence that supplier services are included in the organization's disaster recovery and business continuity plans.
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Testing and Validation: Records of testing and validation activities carried out to ensure that supplier services meet the organization's security requirements.
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Service Level Agreements (SLAs): Copies of SLAs that specify the security requirements, performance expectations, and response times for supplier services.
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Termination and Transition: Documentation of procedures for terminating or transitioning supplier services, including the secure return or destruction of data.
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Evidence of Collaboration: Proof of collaboration and communication with suppliers to address security concerns, implement improvements, and resolve issues.
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Security Audits and Assessments: Records of security audits or assessments conducted on supplier services to verify their compliance with security requirements.
By examining these pieces of evidence, an auditor can determine whether the organization effectively monitors, reviews, and manages changes in supplier services to ensure they continue to meet the organization's information security standards and contribute to maintaining a secure environment.
