Information access restriction
Access to information and other associated assets should be restricted in accordance with the established topic-specific policy on access control.
Purpose
To ensure authorized access and prevent unauthorized access to information.
Implementation Guidance
Implement role-based access control
Apply principle of least privilege
Use access control lists (ACLs)
Implement data loss prevention (DLP) where appropriate
Review access permissions regularly
Recommended Tools
Google Workspace
Complete suite including email, calendar, and SSO capabilities. Ideal for startups already using Gmail.
Microsoft 365
Enterprise productivity suite with strong security features and Azure AD integration.
Okta
Enterprise identity and access management platform providing SSO, MFA, and lifecycle management for secure authentication.
JumpCloud
Cloud directory platform combining SSO, MDM, and user management. Great all-in-one solution for startups.
ISO 27001 Services from the Directory
These providers can help you implement A.8.3 and achieve ISO 27001 certification.
360 Advanced
US CPA and compliance assessment firm for SOC 1/2, ISO 27001, HITRUST, HIPAA, and PCI with hands-on mid-market delivery.
6clicks
Cyber GRC platform with a strong US presence for risk, compliance, and third-party assessments.
A-LIGN
High-volume multi-framework audit firm for SOC 2, ISO 27001, HITRUST, FedRAMP, CMMC, and PCI, with dual ANAB/UKAS ISO pathways.
AdaptiveGRC
Polish GRC software platform for integrated risk, compliance, audit, and information security management including ISO 27001 programs.
Advisera
Provider of ISO 27001 documentation, training, and consultancy services to help businesses achieve compliance.
AENOR
Leading Spanish certification body for ISO 27001, ENS (Spanish National Security Scheme), and multi-standard management systems.
Related Controls
Other controls in Technological Controls
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