1. Scoping and Planning:
• Understand the organization's requirements and objectives.
• Determine the scope of the audit, including systems, networks, applications, and physical infrastructure to be evaluated.
• Define the audit methodology, tools, and techniques to be employed.
• Establish timelines and milestones for the audit process.

2. Information Gathering:
• Collect relevant information about the organization, such as network diagrams, system configurations, policies, and procedures.
• Interview key personnel, including system administrators, IT staff, and security officers, to gain insights into the existing security controls.

3. Vulnerability Assessment:
• Perform a systematic evaluation of the organization's systems, networks, and applications to identify vulnerabilities and misconfigurations.
• Utilize automated tools, such as vulnerability scanners, to identify common security flaws.
• Manually review systems to uncover additional vulnerabilities that may not be detected by automated tools.

4. Penetration Testing:
• Conduct controlled attacks on the organization's systems to assess their resilience against real-world threats.
• Identify potential entry points and exploit vulnerabilities to gain unauthorized access.
• Evaluate the effectiveness of intrusion detection and prevention systems.
• Test the organization's incident response capabilities.

5. Policy and Compliance Review:
• Assess the organization's security policies and procedures to determine their effectiveness and adherence to industry best practices.
• Verify compliance with relevant regulations and standards, such as GDPR, HIPAA, ISO 27001, or PCI DSS.
• Review access controls, authentication mechanisms, data encryption, and backup procedures.

6. Social Engineering Assessment:
• Simulate social engineering attacks, such as phishing or impersonation, to assess the organization's susceptibility to such tactics.
• Test the awareness and response of employees to social engineering attempts.
• Provide recommendations for training and awareness programs to mitigate social engineering risks.

7. Physical Security Evaluation:
• Assess the physical security measures in place, including access controls, video surveillance, alarm systems, and visitor management.
• Evaluate the effectiveness of physical security policies and procedures.
• Identify any weaknesses that could potentially compromise the organization's assets.

8. Reporting:
• Compile the findings from the audit into a detailed report.
• Prioritize vulnerabilities based on their severity and potential impact.
• Provide recommendations for remediation, including technical controls, process improvements, and training programs.
• Include an executive summary that highlights the key findings and their implications for the organization's security posture.

9. Remediation Assistance:
• Work with the organization's IT team to address identified vulnerabilities and implement recommended security controls.
• Provide guidance and support throughout the remediation process.
• Conduct follow-up assessments to verify that vulnerabilities have been adequately addressed.

10. Ongoing Support:
• Offer continuous monitoring and assessment services to help maintain the organization's security posture.
• Stay up to date with emerging threats and industry best practices.
• Provide guidance on security incident response and help the organization develop incident handling procedures.