ISO/IEC DIS 17825 Information technology

ISO/IEC DIS 17825 is a draft standard in the field of information technology, specifically addressing techniques for testing the resistance of cryptographic modules to certain types of attacks, including “side-channel” attacks. It is part of the suite of standards designed to improve the security of cryptographic systems, particularly in how they protect sensitive information during cryptographic processes.

What is ISO/IEC DIS 17825?

ISO/IEC DIS 17825 is concerned with the evaluation of cryptographic modules by testing their ability to resist power analysis attacks. These attacks involve observing power consumption, electromagnetic leaks, or timing information from a cryptographic module to extract secret keys or other sensitive information. The standard provides methods to test these vulnerabilities.

Key aspects of the standard include:

  • Power analysis attacks (both Simple Power Analysis – SPA and Differential Power Analysis – DPA).
  • Electromagnetic analysis (EM) attacks.
  • Test methods for verifying the robustness of cryptographic implementations.

Who is ISO/IEC DIS 17825 for?

This standard is mainly relevant to:

  • Cryptographic module manufacturers: Those who design and produce hardware or software systems implementing encryption.
  • Security testers and evaluators: Entities responsible for testing the security of cryptographic devices, especially those certified against international standards like FIPS 140 or Common Criteria.
  • Regulators: Organizations establishing security guidelines for cryptographic systems in industries like finance, government, and defense.

When is ISO/IEC DIS 17825 applied?

ISO/IEC DIS 17825 is applied during the development and testing phase of cryptographic modules. It is crucial when:

  • Certifying cryptographic modules for security compliance.
  • Ensuring that systems are secure against side-channel attacks before deployment in sensitive environments.

Where is ISO/IEC DIS 17825 required?

The standard is typically used in high-security environments where cryptographic modules are critical to ensuring the confidentiality and integrity of sensitive data. Common application areas include:

  • Financial institutions (e.g., securing ATM communications).
  • Government and military systems (e.g., protecting classified communications).
  • Healthcare and telecommunications where sensitive data is handled.

How is ISO/IEC DIS 17825 implemented?

ISO/IEC DIS 17825 is implemented by:

  1. Designing cryptographic modules with protection against side-channel leaks.
  2. Testing the module using the methods specified in the standard to identify vulnerabilities.
  3. Mitigating risks through hardware or software countermeasures (e.g., reducing power consumption patterns that could leak information).
  4. Certifying the module after passing the relevant tests.

The use of automated testing tools and specialized equipment to measure power consumption, electromagnetic emissions, and other side-channel outputs is common in this process. These tests simulate real-world attacks to ensure that the cryptographic module is robust against such vulnerabilities.

Conclusion

ISO/IEC DIS 17825 plays a crucial role in ensuring the security of cryptographic modules, particularly by defending against side-channel attacks. Its relevance spans a wide range of industries and applications where the protection of sensitive information is vital.

What is required
ISO/IEC DIS 17825 Information technology

ISO/IEC DIS 17825 outlines requirements for testing cryptographic modules against vulnerabilities, particularly focusing on resistance to side-channel attacks. Here’s a breakdown of what is required under this standard:

1. Scope and Purpose

  • Scope: The standard applies to cryptographic modules used in various applications, focusing on their ability to withstand side-channel attacks such as power analysis and electromagnetic attacks.
  • Purpose: To provide methodologies for evaluating the effectiveness of countermeasures implemented in cryptographic modules against side-channel threats.

2. Requirements Overview

ISO/IEC DIS 17825 specifies several critical requirements, including:

a. General Requirements

  • Security Objectives: Define the security objectives for the cryptographic module, ensuring they align with protection against side-channel attacks.
  • Documentation: Maintain clear documentation of the cryptographic module’s design, implementation, and testing procedures.

b. Testing Methodologies

  • Testing for Power Analysis Attacks:
    • Conduct tests to evaluate vulnerability to Simple Power Analysis (SPA) and Differential Power Analysis (DPA).
    • Specify the conditions under which these tests should be performed, including environmental factors (e.g., temperature, humidity).
  • Electromagnetic Analysis Testing:
    • Establish methods to assess the module’s resistance to attacks that exploit electromagnetic emissions.
  • Timing Analysis:
    • Include tests to analyze the timing information output from the module, which could reveal sensitive data.

c. Countermeasures

  • Mitigation Strategies:
    • Identify and implement appropriate countermeasures to enhance resistance to side-channel attacks.
    • Require a discussion of the effectiveness of these countermeasures in the context of the testing results.

d. Reporting and Certification

  • Test Report:
    • Require a comprehensive report detailing the test methodology, results, and any identified vulnerabilities or successful countermeasures.
  • Certification:
    • Provide a framework for the certification of the cryptographic module based on the testing outcomes, ensuring compliance with the established security criteria.

3. Implementation Guidelines

  • Preparation: Establish a test environment that simulates real-world conditions to ensure that the results are representative of potential threats.
  • Equipment: Use specialized tools for measuring power consumption, electromagnetic emissions, and timing data.
  • Evaluation: Evaluate the results against predefined success criteria to determine whether the cryptographic module meets the required security standards.

4. Conclusion

The requirements outlined in ISO/IEC DIS 17825 aim to ensure that cryptographic modules are thoroughly tested for vulnerabilities related to side-channel attacks. By following these requirements, manufacturers and security evaluators can enhance the security and reliability of cryptographic systems in various applications.

Who is required
ISO/IEC DIS 17825 Information technology

ISO/IEC DIS 17825 is relevant for various stakeholders involved in the design, development, testing, and deployment of cryptographic modules. Here’s a detailed breakdown of who is required to comply with this standard:

1. Cryptographic Module Manufacturers

  • Purpose: Manufacturers of cryptographic hardware and software are required to adhere to this standard to ensure that their products are resilient against side-channel attacks.
  • Requirements: They must implement the testing methodologies specified in the standard during the product development process and incorporate effective countermeasures in their designs.

2. Security Test Laboratories

  • Purpose: Independent testing laboratories that assess the security of cryptographic modules are required to follow the standard’s protocols to evaluate a module’s resistance to side-channel attacks.
  • Requirements: These labs must conduct tests in accordance with the methodologies outlined in the standard and provide certification based on the results.

3. Compliance and Certification Bodies

  • Purpose: Organizations responsible for certifying the security of cryptographic products must use ISO/IEC DIS 17825 as a guideline for assessing compliance with industry standards and regulatory requirements.
  • Requirements: They need to develop certification processes based on the testing outcomes and ensure that certified products meet the necessary security criteria.

4. Regulatory Authorities

  • Purpose: Government agencies and regulators in sectors where cryptographic modules are essential (e.g., finance, defense, telecommunications) require compliance with this standard to protect sensitive information.
  • Requirements: Regulatory authorities may mandate that products used in their sectors meet the standards outlined in ISO/IEC DIS 17825 for security assurance.

5. Organizations Implementing Cryptographic Solutions

  • Purpose: Businesses and institutions that deploy cryptographic modules to protect sensitive data must ensure their solutions meet the requirements of this standard.
  • Requirements: These organizations should work with manufacturers and testing labs to verify that the cryptographic solutions they implement are secure against side-channel attacks.

6. Researchers and Developers in Cryptography

  • Purpose: Academics and researchers involved in cryptographic technology development may reference ISO/IEC DIS 17825 to understand best practices for securing cryptographic implementations.
  • Requirements: While not legally bound, they are encouraged to follow the standard in their research and development efforts to enhance the security of future cryptographic solutions.

Conclusion

In summary, ISO/IEC DIS 17825 applies to a wide range of stakeholders, from manufacturers and testing laboratories to regulatory bodies and organizations implementing cryptographic solutions. Each of these parties has specific responsibilities to ensure compliance with the standard and enhance the security of cryptographic modules against side-channel attacks.

When is required
ISO/IEC DIS 17825 Information technology

ISO/IEC DIS 17825 is required during several critical phases in the lifecycle of cryptographic modules. Here’s an overview of when this standard is applicable:

1. Development Phase

  • During Design and Implementation:
    • Manufacturers of cryptographic modules should apply the requirements of ISO/IEC DIS 17825 from the early stages of product development. This includes designing countermeasures against side-channel attacks.
  • Integration of Security Measures:
    • As part of the design process, organizations must ensure that the module is resilient to potential attacks as outlined in the standard.

2. Testing Phase

  • Before Product Launch:
    • Testing laboratories are required to follow ISO/IEC DIS 17825 protocols before a cryptographic module is released to the market. This ensures that the module has undergone rigorous evaluation for vulnerabilities.
  • Testing for Certification:
    • When seeking certification for cryptographic modules (e.g., FIPS 140 or Common Criteria), the standard must be adhered to during the evaluation process.

3. Regulatory Compliance

  • In Regulated Industries:
    • Organizations in sectors like finance, healthcare, and government may be required to comply with ISO/IEC DIS 17825 as part of regulatory standards for protecting sensitive data. Compliance may be necessary before the deployment of cryptographic solutions.

4. Ongoing Assessment

  • Periodic Re-evaluation:
    • After initial certification and deployment, organizations should periodically reassess their cryptographic modules against ISO/IEC DIS 17825 to ensure continued compliance, especially when updates or changes are made to the modules.
  • Updates in Technology:
    • As new vulnerabilities are discovered and technology evolves, ongoing testing and re-evaluation using the standard can help maintain the security integrity of cryptographic solutions.

5. Incident Response

  • Following Security Breaches:
    • If a cryptographic module experiences a security breach or is suspected of being compromised, a thorough assessment according to ISO/IEC DIS 17825 may be required to determine vulnerabilities and implement corrective measures.

Conclusion

In summary, ISO/IEC DIS 17825 is required during the design, testing, certification, and ongoing assessment of cryptographic modules. Its application is crucial for ensuring the security of cryptographic systems, particularly in environments where sensitive data must be protected from side-channel attacks. Compliance with this standard is often mandated in regulated industries, ensuring that cryptographic modules meet the necessary security criteria before deployment.

Where is required
ISO/IEC DIS 17825 Information technology

ISO/IEC DIS 17825 is required in various contexts and locations where cryptographic modules are designed, developed, tested, and implemented. Here’s an overview of where this standard is applicable:

1. Manufacturing Facilities

  • Purpose: Cryptographic module manufacturers are required to apply ISO/IEC DIS 17825 during the design and production processes.
  • Location: This includes facilities where hardware and software cryptographic solutions are developed and produced, ensuring security measures are integrated from the start.

2. Testing Laboratories

  • Purpose: Independent testing laboratories conducting security evaluations must follow the protocols outlined in ISO/IEC DIS 17825.
  • Location: These labs can be located anywhere in the world and are essential for verifying the security of cryptographic modules against side-channel attacks before they reach the market.

3. Regulatory Compliance Organizations

  • Purpose: Organizations that establish standards and regulatory requirements for cryptographic solutions must reference ISO/IEC DIS 17825 to ensure compliance with security practices.
  • Location: This includes government agencies and regulatory bodies in various sectors, such as finance, healthcare, and telecommunications, where cryptographic modules are vital.

4. Financial Institutions

  • Purpose: Banks and financial service providers using cryptographic modules for secure transactions and data protection must comply with the standard to safeguard sensitive information.
  • Location: Compliance is required in all branches and operational locations where cryptographic solutions are deployed.

5. Telecommunications and IT Companies

  • Purpose: Companies in telecommunications and information technology sectors that implement cryptographic technologies for data encryption and security.
  • Location: This includes data centers, communication hubs, and any facility where data transmission and storage occur.

6. Healthcare Organizations

  • Purpose: Healthcare providers handling sensitive patient data use cryptographic solutions to comply with regulations like HIPAA, which may require adherence to ISO/IEC DIS 17825.
  • Location: This applies to hospitals, clinics, and health information systems that utilize cryptographic modules for data protection.

7. Government and Defense Agencies

  • Purpose: Agencies that handle classified information or sensitive national security data use cryptographic modules to protect such information.
  • Location: Compliance is required in all government facilities and defense establishments where cryptographic solutions are utilized.

8. Research Institutions

  • Purpose: Research and development organizations involved in cryptographic technology or cybersecurity may reference ISO/IEC DIS 17825 in their projects and studies.
  • Location: This includes universities and research labs that focus on advancing cryptographic methods and evaluating their effectiveness against vulnerabilities.

Conclusion

In summary, ISO/IEC DIS 17825 is required in manufacturing facilities, testing laboratories, regulatory compliance organizations, financial institutions, telecommunications companies, healthcare organizations, government and defense agencies, and research institutions. Its application is critical across various sectors that rely on cryptographic modules for data protection, ensuring compliance with established security standards and practices.

How is required
ISO/IEC DIS 17825 Information technology

ISO/IEC DIS 17825 outlines specific methodologies and practices for ensuring the security of cryptographic modules against side-channel attacks. Here’s how this standard is required to be implemented:

1. Design and Development

  • Integration of Security Measures:
    • Manufacturers must incorporate countermeasures against side-channel attacks during the design phase of cryptographic modules. This includes selecting appropriate hardware and software architectures.
  • Risk Assessment:
    • Conduct a thorough risk assessment to identify potential vulnerabilities related to side-channel attacks and ensure that design choices mitigate these risks.

2. Testing Protocols

  • Testing Procedures:
    • Follow the standardized testing methodologies outlined in ISO/IEC DIS 17825 to evaluate the effectiveness of implemented security measures.
  • Independent Testing:
    • Engage independent testing laboratories that specialize in cryptographic evaluations to ensure unbiased assessment of the module’s resistance to side-channel attacks.

3. Certification Process

  • Compliance Verification:
    • Organizations seeking certification for their cryptographic modules (e.g., FIPS 140, Common Criteria) must demonstrate compliance with the requirements of ISO/IEC DIS 17825 through documented testing results.
  • Documentation and Reporting:
    • Maintain thorough documentation of design, testing, and evaluation processes, providing comprehensive reports to certification bodies.

4. Regulatory Adherence

  • Industry Standards Compliance:
    • Organizations in regulated industries (e.g., finance, healthcare) must adhere to ISO/IEC DIS 17825 as part of their compliance with industry standards and regulations for protecting sensitive data.
  • Periodic Reviews:
    • Conduct periodic reviews and assessments of cryptographic modules to ensure ongoing compliance with the standard and to address emerging threats.

5. Continuous Improvement

  • Feedback Loop:
    • Implement a feedback mechanism to learn from testing results and security incidents, allowing for continuous improvement of cryptographic module designs and countermeasures.
  • Adapting to New Threats:
    • Stay informed about the latest research and developments in side-channel attacks and cryptographic security, adapting testing and design practices accordingly.

6. Training and Awareness

  • Staff Training:
    • Ensure that personnel involved in the design, development, and testing of cryptographic modules are trained in the requirements and methodologies outlined in ISO/IEC DIS 17825.
  • Awareness Programs:
    • Implement awareness programs to educate employees about the importance of cryptographic security and the potential risks associated with side-channel attacks.

Conclusion

In summary, ISO/IEC DIS 17825 is required to be implemented through the integration of security measures in design, standardized testing protocols, compliance verification for certification, adherence to regulatory standards, continuous improvement processes, and training and awareness programs. Following these guidelines helps ensure that cryptographic modules are resilient against side-channel attacks and meet the necessary security standards for sensitive applications.

Case Study on
ISO/IEC DIS 17825 Information technology

Case Study: Implementation of ISO/IEC DIS 17825 in a Cryptographic Module Development Project

Background

A leading manufacturer of cryptographic solutions, SecureTech, aimed to develop a new hardware security module (HSM) designed for secure data encryption and decryption in financial transactions. Given the increasing threat of side-channel attacks, the company decided to adhere to ISO/IEC DIS 17825 to ensure the module’s robustness against such vulnerabilities.

Project Objectives

  1. Compliance with International Standards: Ensure the new HSM meets the requirements of ISO/IEC DIS 17825.
  2. Market Competitiveness: Develop a highly secure product to gain a competitive edge in the financial technology market.
  3. Certification Readiness: Prepare for certifications such as FIPS 140-2 and Common Criteria.

Implementation Steps

1. Risk Assessment and Planning
  • Risk Identification: SecureTech conducted a comprehensive risk assessment to identify potential vulnerabilities, including those specific to side-channel attacks (e.g., timing attacks, power analysis).
  • Project Planning: The team outlined a project plan that incorporated ISO/IEC DIS 17825 requirements into each phase of the product development lifecycle.
2. Design Phase
  • Architecture Selection: The design team chose a hardware architecture that allowed for the integration of side-channel countermeasures, such as noise generation and data masking techniques.
  • Countermeasure Implementation: Specific countermeasures were implemented in the module’s circuitry and software to mitigate risks associated with power and electromagnetic emissions.
3. Testing and Evaluation
  • Internal Testing: Before external evaluation, SecureTech conducted extensive internal tests based on the methodologies defined in ISO/IEC DIS 17825 to validate the effectiveness of the implemented countermeasures.
  • Independent Verification: The HSM was then sent to a third-party testing laboratory specializing in cryptographic evaluations. The lab performed side-channel analysis and stress testing to ensure compliance with ISO/IEC DIS 17825.
4. Certification Process
  • Documentation Preparation: SecureTech prepared comprehensive documentation detailing the design, implementation, and testing processes, including test results from the independent lab.
  • Submission for Certification: The company submitted the necessary documentation to relevant certification bodies for FIPS 140-2 and Common Criteria certification, referencing compliance with ISO/IEC DIS 17825.

Results

  • Successful Testing: The third-party lab confirmed that the HSM met all requirements outlined in ISO/IEC DIS 17825, demonstrating resilience against various side-channel attack vectors.
  • Certification Achievement: The HSM successfully obtained both FIPS 140-2 and Common Criteria certifications, enhancing SecureTech’s reputation and marketability.
  • Market Launch: Following successful certification, SecureTech launched the HSM, positioning it as one of the most secure products in the market for financial transactions.

Lessons Learned

  1. Importance of Early Integration: Integrating ISO/IEC DIS 17825 requirements early in the design phase proved crucial in identifying and mitigating risks from the outset.
  2. Value of Independent Testing: Engaging an independent laboratory not only validated the security measures but also provided credibility to the certification process.
  3. Continuous Improvement: The feedback obtained from testing and certification reviews informed future projects, leading to enhanced security practices in subsequent product developments.

Conclusion

By adhering to ISO/IEC DIS 17825, SecureTech successfully developed a highly secure cryptographic module that met industry standards and addressed the growing concerns regarding side-channel attacks. This case study exemplifies the importance of compliance with international standards in the development of cryptographic solutions, particularly in sectors where data security is paramount.

White Paper on
ISO/IEC DIS 17825 Information technology

White Paper on ISO/IEC DIS 17825: Information Technology – Security of Cryptographic Modules against Side-Channel Attacks

Abstract

This white paper provides an overview of ISO/IEC DIS 17825, a standard that outlines requirements and guidelines for the security of cryptographic modules against side-channel attacks. As reliance on cryptographic systems increases across various industries, this standard plays a critical role in ensuring the security and integrity of sensitive data. This paper discusses the necessity of the standard, its key components, implementation strategies, and the benefits it offers to organizations in protecting against side-channel vulnerabilities.

1. Introduction

Cryptographic modules are essential components in securing sensitive information in various applications, including financial transactions, data storage, and communication systems. However, as technology advances, so do the tactics used by attackers. Side-channel attacks exploit unintended information leakage from cryptographic systems, posing significant risks to data security. ISO/IEC DIS 17825 addresses these concerns by establishing a framework for evaluating and enhancing the resilience of cryptographic modules against such attacks.

2. Overview of ISO/IEC DIS 17825

2.1 Purpose and Scope

ISO/IEC DIS 17825 provides guidelines for evaluating the effectiveness of cryptographic modules in resisting side-channel attacks. It encompasses both the design and testing phases of the cryptographic lifecycle and is applicable to various cryptographic implementations, including hardware security modules (HSMs), smart cards, and software-based systems.

2.2 Key Definitions

  • Cryptographic Module: A set of hardware, software, or firmware that performs cryptographic functions.
  • Side-Channel Attack: An attack that exploits physical emanations, timing information, power consumption, or electromagnetic leaks from a cryptographic module.

3. Importance of ISO/IEC DIS 17825

3.1 Rising Threat Landscape

With the increasing sophistication of cyberattacks, organizations face a growing threat from adversaries utilizing side-channel attacks to compromise cryptographic systems. Compliance with ISO/IEC DIS 17825 helps organizations identify and mitigate these risks.

3.2 Regulatory Compliance

Many industries are subject to strict regulatory requirements regarding data security. Adhering to ISO/IEC DIS 17825 can aid organizations in achieving compliance with such regulations, enhancing their credibility and trustworthiness.

4. Key Components of ISO/IEC DIS 17825

4.1 Risk Assessment

ISO/IEC DIS 17825 emphasizes the importance of conducting thorough risk assessments to identify potential vulnerabilities in cryptographic modules related to side-channel attacks.

4.2 Design Requirements

The standard outlines design principles that should be followed to incorporate security measures against side-channel attacks, including:

  • Noise Generation: Implementing countermeasures that introduce random noise to obscure potential attack vectors.
  • Data Masking: Techniques to obfuscate sensitive data and prevent its leakage through observable channels.

4.3 Testing Procedures

ISO/IEC DIS 17825 provides guidelines for testing methodologies to evaluate the effectiveness of implemented security measures, including:

  • Independent Testing: Engaging third-party laboratories to conduct unbiased assessments of cryptographic modules.
  • Standardized Testing Protocols: Following specific procedures to ensure consistent and reliable evaluation of side-channel attack resilience.

5. Implementation Strategies

5.1 Organizational Commitment

Successful implementation of ISO/IEC DIS 17825 requires strong commitment from organizational leadership to prioritize security in cryptographic module development.

5.2 Training and Awareness

Organizations should invest in training programs for personnel involved in the design, development, and testing of cryptographic modules to ensure a thorough understanding of the standard’s requirements.

5.3 Continuous Improvement

Adopting a culture of continuous improvement through regular reviews and updates of cryptographic modules based on evolving threats and technological advancements is crucial.

6. Benefits of Compliance

6.1 Enhanced Security Posture

Organizations that implement ISO/IEC DIS 17825 can significantly improve their security posture, reducing the risk of successful side-channel attacks on their cryptographic systems.

6.2 Competitive Advantage

Achieving compliance with ISO/IEC DIS 17825 can serve as a differentiator in the market, showcasing an organization’s commitment to security and enhancing its reputation.

6.3 Increased Trust

Compliance with recognized standards instills confidence among customers and stakeholders regarding the organization’s ability to safeguard sensitive information.

7. Conclusion

ISO/IEC DIS 17825 is a vital standard for organizations seeking to enhance the security of their cryptographic modules against side-channel attacks. By providing a comprehensive framework for risk assessment, design, and testing, the standard equips organizations with the tools needed to address the evolving threat landscape. Embracing ISO/IEC DIS 17825 not only strengthens security measures but also fosters trust and credibility in an increasingly interconnected digital world.

References

  • ISO/IEC DIS 17825: Information Technology – Security of Cryptographic Modules against Side-Channel Attacks.
  • Industry reports on side-channel attacks and cryptographic security practices.
  • Regulatory guidelines pertaining to data security in various sectors.

This white paper provides a foundational understanding of ISO/IEC DIS 17825 and its significance in securing cryptographic modules. For organizations involved in cryptographic implementations, adhering to this standard is essential for maintaining robust security practices.

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