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3.1 ACCESS CONTROL

3.1.13 Employ cryptographic mechanisms to protect the confidentiality of remote access sessions | NIST 800-171 control 3.1.13 safeguards sensitive information accessed remotely by encrypting sessions. This prevents eavesdropping and ensures only authorized users see the data. Organizations are accountable for enforcing encryption and potentially improve tracking remote access activity. Implementing this control involves using tools like VPNs or SSH with strong encryption and carefully managing the keys used for decryption.

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3.1.13 Employ cryptographic mechanisms to protect the confidentiality of remote access sessions

By wnoble2005@gmail.com (William Noble) 📅 2024-02-28
NIST 800-171 control 3.1.13 safeguards sensitive information accessed remotely by encrypting sessions. This prevents eavesdropping and ensures only authorized users see the data. Organizations are accountable for enforcing encryption and potentially improve tracking remote access activity. Implementing this control involves using tools like VPNs or SSH with strong encryption and carefully managing the keys used for decryption.



Cryptographic standards include FIPS-validated cryptography and NSA-approved cryptography. See [NIST CRYPTO]; [NIST CAVP]; [NIST CMVP]; National Security Agency Cryptographic Standards.

Benefits:

Benefits, Accountability, and Implementation of NIST 800-171 Control 3.1.13
Benefits:

Enhanced Data Security: Implementing cryptographic mechanisms significantly reduces the risk of unauthorized individuals intercepting sensitive data transmitted during remote access sessions. This is crucial for protecting Controlled Unclassified Information (CUI) and other confidential information, mitigating the potential for data breaches and subsequent financial losses or reputational damage.

Improved User Confidence: Strong encryption fosters a sense of security and trust among users who access organizational systems remotely. Knowing their data is safeguarded encourages them to utilize remote access solutions without apprehension, potentially improving productivity and flexibility.

Reduced Compliance Risk: Adherence to Control 3.1.13 demonstrates an organization's commitment to safeguarding CUI and meeting the security requirements outlined in various regulations and compliance frameworks, including the Cybersecurity Maturity Model Certification (CMMC) and the Federal Information Security Modernization Act (FISMA). This reduces the risk of non-compliance penalties and associated reputational harm.

Accountability:

Senior Management: Sets the tone: They establish a culture of security awareness and prioritize the implementation of control 3.1.13. Allocates resources: They ensure adequate funding and personnel are available for acquiring, implementing, and maintaining encryption solutions. Oversees compliance: They monitor and review the effectiveness of control 3.1.13 and hold individuals accountable for adherence.

IT Security Team: Selects and implements encryption solutions: They choose FIPS-validated encryption algorithms and configure systems to enforce their use for remote access. Provides user guidance and training: They educate users on secure remote access practices and the importance of encryption. Monitors and audits encryption usage: They track and analyze encryption usage patterns to identify potential vulnerabilities.



System Owners: Work with the IT security team: They collaborate with the security team to ensure their systems are configured to support FIPS-validated encryption for remote access. Review and update system configurations: They ensure their systems are continuously updated with the latest security patches and encryption protocols. Report vulnerabilities and incidents: They promptly report any vulnerabilities or incidents related to remote access encryption to the security team.

Individual Users: Comply with security policies: They adhere to established policies on secure remote access practices, including using only authorized and encrypted connections. Report suspicious activity: They report any suspicious activity or potential security breaches related to remote access to the security team. Use strong passwords and multi-factor authentication (MFA): They choose robust passwords and utilize MFA to further strengthen remote access security.

Implementation:

Technology Selection: Organizations must adopt robust cryptographic solutions like Virtual Private Networks (VPNs) that support FIPS 140-2 validated encryption algorithms. Additionally, Secure Sockets Layer (SSL)/Transport Layer Security (TLS) protocols should be implemented to secure web-based remote access services.

Policy Development and Training: Clear policies outlining acceptable remote access practices, including encryption requirements, authorized tools, and user responsibilities, need to be established and communicated effectively to all relevant personnel. Regular training programs should be conducted to ensure users understand their roles and responsibilities in maintaining secure remote access sessions.

Monitoring and Auditing: Continuous monitoring and logging of remote access activity are essential for detecting and responding to potential security incidents. Additionally, regular audits should be conducted to verify the effectiveness of implemented controls and identify areas for improvement.

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About "3.1.13 Employ cryptograph...sions" 🡃
Category:Cybersecurity Maturity Model
Family:Access Control (AC 3.1)
Type:Derived Security Requirements
#CybersecurityMaturityModel #DerivedSecurityRequirements

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