Active

Protocol Management

The organization shall manage secure communication protocols, ensuring only approved and secure protocols are used for data transmission. Protocol management shall include selection of approved protocols, configuration of protocol parameters, and phase-out of insecure protocols.

Requirement ID
CRY-003-R003
Parent Control
CRY-003
Domain Code
CRY

Requirement Details & Guidance

CRY-003-R003 · CRY-003
Why This Requirement Exists

Prevents insecure or obsolete communication protocols from remaining in use as infrastructure evolves.

Implementation Guidance

Maintain an inventory of cryptographic protocols and versions; approve, monitor, deprecate, and retire protocols according to risk and standards.

Practical Application & Audit Readiness

CRY-003-R003 · Field Guidance

Business Examples

    Common Audit Findings

      Common Mistakes

        Best Practices & Ownership

        CRY-003 · Recommended Approach

        Recommended Practices

          Typical Owner

          Cross-Mapped Regulatory Frameworks

          Harmonized Control Mappings
          FRAMEWORK CODE FRAMEWORK NAME & DETAILS FAMILY / CATEGORY VERSION ACTION
          IRDAI IRDAI Information & Cyber Security Guidelines IRDAI information and cyber-security requirements... Clause: §2.12-3.2 – Key Management
          India
          Guideline
          		 vLatest View →
          RBI-CSF RBI Cyber Security Framework / Master Directions RBI cyber-security requirements and directions set... Clause: 1) Inventory Management of Business IT Assets – 1.3 Protection of data/information across storage, transmission, processing and access, inside/outside the bank; 8) User Access Control / Management – 8.1 Secure access with protection of data at rest and in transit
          India
          Regulation
          		 vLatest View →
          SEBI-CSCRF SEBI Cyber Security & Cyber Resilience Framework SEBI’s Cybersecurity and Cyber Resilience Framewor... Clause: 3.3 PR.DS: Data Security
          India
          Regulation
          		 vLatest View →
          DORA Digital Operational Resilience Act The EU Digital Operational Resilience Act establis... Clause: Article 9(4)(d) – Strong authentication, cryptographic keys and encryption Article 9(2) – ICT security policies, procedures, protocols and tools for resilience and data security
          EU
          Regulation
          		 vCurrent View →
          ISO27002 ISO/IEC 27002 ISO/IEC 27002 is a guidance standard containing a... Clause: 5.14 – Information transfer
          ISO
          Standard
          		 v2022 View →
          NIS2 NIS2 Directive The NIS2 Directive establishes EU-wide cybersecuri... Clause: Article 21(2)(h) – Policies and procedures regarding cryptography and, where appropriate, encryption
          EU
          Directive
          		 vCurrent View →
          COBIT2019 COBIT COBIT is an enterprise governance and management f... Clause: 4.4 – Deliver, Service and Support (DSS) > DSS05 – Managed Security Services > DSS05.02 – Manage network and connectivity security.
          COBIT
          Governance Framework
          		 v2019 View →
          NIST-CSF NIST Cybersecurity Framework (CSF) The NIST Cybersecurity Framework provides high-lev... Clause: PR.DS – Data Security | PR.DS-02 – The confidentiality, integrity, and availability of data-in-transit are protected
          NIST
          Framework
          		 v2 View →
          NIST80053 NIST SP 800-53 NIST SP 800-53 Rev. 5 presents control families, i... Clause: 3.18 – SYSTEM AND COMMUNICATIONS PROTECTION; SC-8 – TRANSMISSION CONFIDENTIALITY AND INTEGRITY
          NIST
          Control Catalog
          		 vRev. 5 View →
          CIS-V8 CIS Controls CIS Controls are a prioritized set of cybersecurit... Clause: Control 03 – Data Protection: 3.10 – Encrypt Sensitive Data in Transit
          CIS
          Best Practice
          		 vv8 View →
          NPCI-ISR NPCI Information Security Requirements NPCI information-security requirements define cont... Clause: Security Measures / Controls; Data Security
          India
          Standard
          		 vLatest View →
          SOC2 SOC 2 Trust Services Criteria SOC 2 is an independent examination and reporting... Clause: CC6.7 – Logical and Physical Access Controls – The entity restricts the transmission, movement, and removal of information to authorized internal and external users and processes, and protects it during transmission, movement, or removal to meet the entity’s objectives.
          AICPA
          Audit Framework
          		 vLatest View →

          Parent Domain Context

          Governance Domain Baseline
          Domain Name:
          Cryptography & Key Management (CRY)
          Purpose:
          To manage the use of encryption and cryptographic keys to protect data.
          Scope:
          Enterprise
          View

          Parent Control Context

          Control Baseline
          Control Name:
          Data-in-Transit Encryption (CRY-003)
          Summary:
          Establishes encryption for data in transit including secure communication requirements, protocol management, certificate validation, channel management, and ongoing monitoring.
          Business Description:
          Establish and maintain encryption controls to protect information transmitted across internal, external, public, and private communication networks.
          View