The use of new technologies such as big data presents new challenges in auditing, particularly the issue of combining structured and unstructured data. Big data environments often include diverse data sets that auditors need to understand and interpret, which requires new skills and approaches to ensure effective and comprehensive audit coverage.
References: ISO/IEC 27001:2013 Standards and supplementary literature on the impact of technology on auditing practices

* A. Advise the Shipping Manager that his request will be included in the audit report. This is true because the audit report should document all the relevant information and evidence related to the audit, including any requests or objections raised by the auditee. The audit report should also provide the rationale for the audit conclusions and recommendations12.
* B. Advise management that the new information provided will be discussed when the auditors have more time. This is true because the auditors should not make hasty decisions based on incomplete or unverified information. The auditors should review and evaluate the new information in a systematic and objective manner, and determine whether it affects the audit findings, nonconformities, or conclusions12.
* F. Thank the Shipping Manager for his honesty but advise that withdrawing the nonconformity is not the right way to proceed. This is true because the auditors should acknowledge and appreciate the cooperation and transparency of the auditee, but also maintain their professional integrity and independence. The auditors should not withdraw a nonconformity unless they are satisfied that it was raised in error or that it has been effectively corrected and verified12.
References :=
* ISO 19011:2022 Guidelines for auditing management systems
* ISO/IEC 17021-1:2022 Conformity assessment - Requirements for bodies providing audit and certification of management systems - Part 1: Requirements

The three options of the corrections and corrective actions listed that you would expect ABC to make in response to the nonconformity are:
* B. ABC cancels the service agreement with WeCare.
* E. ABC introduces background checks on information security performance for all suppliers.
* F. ABC periodically monitors compliance with all applicable legislation and contractual requirements involving third parties.
* B. This option is a possible correction and corrective action that ABC could take to address the nonconformity. A correction is the action taken to eliminate a detected nonconformity, while a corrective action is the action taken to eliminate the cause of a nonconformity and to prevent its recurrence1. By cancelling the service agreement with WeCare, ABC could stop the unauthorized use of residents' personal data and protect their privacy and rights. This could also prevent further complaints and legal issues from the residents and their family members. However, this option may also have some drawbacks, such as the loss of a service provider, the need to find an alternative solution, and the potential impact on the residents' well-being.
* E. This option is a possible corrective action that ABC could take to address the nonconformity. By introducing background checks on information security performance for all suppliers, ABC could ensure that they select and work with reliable and trustworthy partners who respect the confidentiality, integrity, and availability of the information they handle. This could also help ABC to comply with information security control A.15.1.1 (Information security policy for supplier relationships), which requires the organisation to agree and document information security requirements for mitigating the risks associated with supplier access to the organisation's assets2.
* F. This option is a possible corrective action that ABC could take to address the nonconformity. By periodically monitoring compliance with all applicable legislation and contractual requirements involving third parties, ABC could verify that the suppliers are fulfilling their obligations and responsibilities regarding information security. This could also help ABC to comply with information security control A.18.1.1 (Identification of applicable legislation and contractual requirements), which requires the organisation to identify, document, and keep up to date the relevant legislative, regulatory, contractual, and other requirements to which the organisation is subject3.
References:
1: ISO 27000:2018 - Information technology - Security techniques - Information security management systems - Overview and vocabulary, clause 3.9 and 3.10 2: ISO/IEC 27001:2022 - Information technology
- Security techniques - Information security management systems - Requirements, Annex A, control A.
15.1.1 3: ISO/IEC 27001:2022 - Information technology - Security techniques - Information security management systems - Requirements, Annex A, control A.18.1.1

Explanation:

8.1 Information stored on, processed by, or accessible via user endpoint devices shall be protected
= Technological control 7.8 Equipment shall be sited securely and protected = Physical control 5.2 Information security roles and responsibilities shall be defined and allocated according to the organisation's needs = Organisational control 6.7 Security measures shall be implemented when personnel are working remotely to protect information processed, processed, or stored outside the organisation's premises = People control Explanation: According to the web search results from my predefined tool, ISO 27001:2022 has restructured and consolidated the Annex A controls into four categories: organisational, people, physical, and technological12. These categories reflect the different aspects and dimensions of information security, and are aligned with the cybersecurity concepts of identify, protect, detect, respond, and recover3. The controls in each category are as follows4:
* Organisational controls: These are controls that relate to the governance, management, and coordination of information security activities within the organisation. They include controls such as information security policies, roles and responsibilities, risk assessment and treatment, performance evaluation, and improvement.
* People controls: These are controls that relate to the behaviour, awareness, and competence of the people involved in information security, both within and outside the organisation. They include controls such as human resource security, training and awareness, access control, incident management, and business continuity.
* Physical controls: These are controls that relate to the protection of physical assets and environments that store, process, or transmit information. They include controls such as physical security, environmental security, equipment security, and media security.
* Technological controls: These are controls that relate to the use of technology to implement, monitor, and maintain information security. They include controls such as cryptography, network security, system security, application security, and threat intelligence.
Based on these categories, the controls listed in the question can be matched as follows:
* 8.1 Information stored on, processed by, or accessible via user endpoint devices shall be protected: This is a technological control, as it involves the use of technology to protect information on devices such as laptops, smartphones, tablets, etc. It may include measures such as encryption, authentication, antivirus, firewall, etc.
* 7.8 Equipment shall be sited securely and protected: This is a physical control, as it involves the protection of physical assets and environments that store, process, or transmit information. It may include measures such as locks, alarms, CCTV, fire suppression, etc.
* 5.2 Information security roles and responsibilities shall be defined and allocated according to the organisation's needs: This is an organisational control, as it involves the governance, management, and coordination of information security activities within the organisation. It may include measures such as defining the authority and accountability of information security personnel, establishing reporting lines and communication channels, assigning tasks and duties, etc.
* 6.7 Security measures shall be implemented when personnel are working remotely to protect information processed, processed, or stored outside the organisation's premises: This is a people control, as it involves the behaviour, awareness, and competence of the people involved in information security, both within and outside the organisation. It may include measures such as providing guidance and training on remote working, enforcing policies and procedures, monitoring and auditing remote activities, etc.
References: = 1: A Breakdown of ISO 27001:2022 Annex A Controls - BARR Advisory42: ISO 27001:2022 Annex A Controls - What's New? | ISMS.Online13: How many controls are there in ISO 27001:2022? - Strike Graph34: ISO/IEC 27001:2022 Information technology - Security techniques - Information security management systems - Requirements, Annex A.

Materiality in the context of an audit involves assessing what level of nonconformities or failures, including those related to legal and contractual compliance, would be significant enough to affect the audit conclusions.
Costs related to these issues are considered when determining materiality.
References: ISO 19011:2018, Guidelines for auditing management systems