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What are the steps to manage security architecture design and who is responsible?

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Security architecture design is the process of defining, implementing, and maintaining the security aspects of an information system. It involves identifying the security requirements, risks, and controls that affect the system's functionality, performance, and reliability. Security architecture design also ensures that the system complies with the relevant standards, regulations, and best practices.

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Sagar Navroop

Data Architect | AI | MLOps | AWS | SIEM | Observability | Technologist
Vishwas Rao

Cyber Security Architect - SASE, Zero Trust, IoT, Enterprise Architect, MDR, Cloud
Preity Gupta

??International Award-Winning Cloud Security Advisor/CISO, Global Advisory Board/Executive Board?? Author of…

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1 Security Architecture Principles

Before beginning the security architecture design process, it is essential to establish guiding principles that will shape the security decisions and solutions. These principles should be based on the business goals, the security objectives, and the stakeholder expectations of the system. For example, security should be integrated into the system from the start (security by design), layered and diversified (defense in depth), grant the minimum access and permissions necessary for each user (least privilege), and divide critical tasks and responsibilities among different people or systems (separation of duties). These principles are essential for ensuring a secure system.

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Sagar Navroop

Data Architect | AI | MLOps | AWS | SIEM | Observability | Technologist
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To manage security architecture design, adhere to Security Architecture principles like defense in depth and least privilege. Utilize frameworks such as TOGAF or SABSA for structured approaches. Define roles and responsibilities; the Chief Information Security Officer (CISO) typically oversees, while security architects design and engineers implement. Establish processes for risk assessment, threat modeling, and security reviews. Challenges include evolving threats and technology complexities. Benefits include risk reduction and compliance assurance. If on AWS; leverage IAM, Config, and Security Hub for managing security architecture effectively, offering comprehensive visibility, control, and compliance management capabilities.

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Vadivel R

Building Secure Products (0-1) @ GL as a Product Security Architect & Security Product Owner
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Managing security architecture design involves several key steps. Firstly, conducting a comprehensive risk assessment to identify vulnerabilities and threats. Next, defining security requirements and designing a robust architecture that aligns with organizational goals and compliance standards. This includes implementing encryption, access controls, and network segmentation. Regular monitoring and evaluation of the security architecture's effectiveness are essential, along with timely updates to address emerging threats. Responsibilities for managing security architecture typically lie with a team comprising security architects, IT professionals, and senior management.

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Raphael Costa

Sócio Fundador
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Managing security architecture is all about knowing who does what and how it all fits together. Here’s a quick guide: 1. Planning: The security architect creates the plan, aligning it with business needs. 2. Implementation: The IT team brings the plan to life, configuring systems and tools. 3. Monitoring: Security or operations teams monitor for threats and respond quickly. 4. Updates: As security evolves, teams review and adjust the architecture to stay current.

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Vadivel R

Building Secure Products (0-1) @ GL as a Product Security Architect & Security Product Owner
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1. Assessment: Understand security requirements. 2. Design: Develop architecture based on assessment. 3. Implementation: Put design into action. 4. Monitoring: Continuously watch for threats. 5. Adjustment: Adapt architecture as needed. Responsibility: - Security Team: Overall oversight. - Architects: Design implementation. - IT Team: Implement and monitor. - Management: Support and approve decisions.

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Srinivas Rao Bapuji

CISSP, Cyber Security - Senior Manager @ Infosys | Program Management, Presales, Engineering, and Service Delivery
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Here are some key points to consider while designing your Security Architecture Principles: CIA triad that includes ? Confidentiality: ? Integrity: ? Availability: Defense in Depth: Least Privilege: Secure by Default: Open Design: Fail-Safe Defaults: Minimize Attack Surface: Economical Solution with lesser complexity Continuous Improvement: By considering these points, you can develop a strong foundation for your Security Architecture Principles that will help you protect your organization's data and systems.

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2 Security Architecture Framework

A security architecture framework is a structured approach to organize, document, and communicate the security architecture design, providing a common language, a consistent methodology, and a set of tools and templates. There are various frameworks available such as SABSA, TOGAF, and NIST, each with their own advantages and disadvantages depending on the scope, complexity, and context of the system. When selecting a framework for your security architecture, consider its alignment with the business strategy and security policy, its adaptability to the system's life cycle and changes, its compatibility with existing architecture and standards, as well as its usability and scalability for security architects and stakeholders.

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Vishwas Rao

Cyber Security Architect - SASE, Zero Trust, IoT, Enterprise Architect, MDR, Cloud
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Security Strategy is more important to create the Security principles and framework. The board of directors are accountable while the senior executives track the progress. For creating the strategy, a proper risk assessment has to be done to understand the key business assets and define the necessary security controls. This needs to be followed by continuous monitoring for emerging threats. The more difficult is find & block insider threats. Security awareness for employees are very much necessary.

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Preity Gupta

??International Award-Winning Cloud Security Advisor/CISO, Global Advisory Board/Executive Board?? Author of Bestselling 'Cost Savvy Secure Cloud' ??Expert in Governance, Risk, Compliance, Cost optimization & AI
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For Managing security architecture design first conduct a risk assessment to identify security needs. Next, define security requirements and policies. Design the architecture to include necessary security controls and technologies. Implement the design and integrate it with existing systems. Continuously monitor and update the architecture to address emerging threats. Key roles 1) Chief Information Security Officer (CISO) for oversight 2) Security architects for design 3) IT managers for implementation 4) Compliance officers for ensuring adherence to regulations.

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Anil Patil ??"PrivacY ProdigY"??

Referral Partner (OneTrust, USA) | Privacy Compliance Software-Influencer | LinkedIn Data Privacy Voice | Author- Privacy Essential Insights | YouTuber-"PrivacY ProdigY","SparkTechX" |
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Define Security Architecture Principles: Responsibility: Security architects are primarily responsible for defining security architecture principles based on industry best practices, regulatory requirements, and organizational goals. Implement Security Architecture Design: Responsibility: Security architects oversee the implementation of security architecture design by working closely with IT teams, developers, and system administrators. Develop Security Architecture Framework: Responsibility: Security architects lead the development of a comprehensive security architecture framework that encompasses key components such as security controls, standards, guidelines, and procedures. Perform Risk Assessment and Analysis, Responsibility.

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Vinayak Latthe

Architect - Identity and Security at Microsoft
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Security Architecture Framework Adopt frameworks like TOGAF or SABSA, and leverage Microsoft’s Azure Blueprints to ensure alignment with business strategy and compliance with security policies.

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3 Security Architecture Roles and Responsibilities

The security architecture design involves various roles and responsibilities, depending on the size, nature, and maturity of the system and the organization. For instance, the security architect is responsible for defining security requirements, analyzing risks, designing security solutions, and evaluating security outcomes. In addition, the security analyst supports the security architect by conducting assessments, audits, and reviews to identify gaps and weaknesses. Moreover, the security manager oversees the design and ensures it meets business needs and objectives. They also establish policy, standards, guidelines, manage budget and resources, as well as communicate with senior management and stakeholders.

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Vinayak Latthe

Architect - Identity and Security at Microsoft
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Security Architecture Roles and Responsibilities The CISO oversees security, while architects design and engineers implement. Microsoft’s Entra ID can support these roles in managing identity and access. Utilize least privilege access through Entra ID and role-based access control (RBAC).

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4 Security Architecture Process

The security architecture process is the sequence of steps a security architect follows to create, implement, and maintain the security architecture design. The process may vary depending on the security architecture framework, but generally it consists of initiation, analysis, design, implementation, and maintenance phases. During the initiation phase, the scope, purpose, objectives, stakeholders, constraints and assumptions that will influence the security architecture decisions are defined. The analysis phase collects and validates the security requirements such as functional, non-functional and regulatory requirements as well as analyzing potential security risks. The design phase creates and documents the security solutions to address the requirements and risks including security components, controls and mechanisms. Additionally, it defines the security architecture views like conceptual, logical and physical views that illustrate structure and behavior. The implementation phase implements and tests the security solutions to ensure functionality and performance as well as implementing and testing the security governance roles, policies and procedures to ensure management and compliance. Finally, during maintenance phase monitoring and evaluating of the security solutions with metrics, indicators and feedback is done to measure effectiveness and efficiency. Additionally monitoring and evaluating of security governance with audits, reviews and reports is done to assess maturity and improvement.

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Vinayak Latthe

Architect - Identity and Security at Microsoft
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Implement a robust process using Azure’s Security and Compliance Blueprint which includes risk assessment through Azure Advisor and continuous monitoring with Azure Monitor. Follow a structured process from risk assessment to maintenance. Microsoft Sentinel can aid in monitoring and responding to threats in real-time.

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5 Security Architecture Challenges and Benefits

The security architecture design is a complex and challenging task, due to the diversity and dynamism of the system and environment, as well as the budget, time, and resource limitations. Additionally, there are trade-offs to consider, such as the balance between security and usability, performance, and reliability. Despite these obstacles, the security architecture design brings many benefits. It improves the security posture and resilience by reducing risks and enhancing controls. It increases security value and alignment by supporting business goals and stakeholder expectations. It optimizes security efficiency and effectiveness by streamlining processes and resources. And it facilitates communication and collaboration by providing a clear vision and guidance.

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Vinayak Latthe

Architect - Identity and Security at Microsoft
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Balancing security with usability is a challenge. Microsoft’s tools offer a way to reduce risks while ensuring performance and compliance

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6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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What are the steps to manage security architecture design and who is responsible?

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1 Security Architecture Principles

2 Security Architecture Framework

3 Security Architecture Roles and Responsibilities

4 Security Architecture Process

5 Security Architecture Challenges and Benefits

6 Here’s what else to consider

Security Architecture Design

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