Gartner Research

Securing Communication by Endpoints

Published: 25 June 2014

ID: G00258461

Analyst(s): Phil Schacter

Summary

Organizations should consider a structured approach to gathering requirements, evaluating technical alternatives and planning user support to securely access IT services over a mix of networks. No single technical approach to securing endpoint communication is best-suited to all use cases.

Table Of Contents

Problem Statement

  • Determining Whether a Network Should Be Fully Trusted
    • Characterizing the Trustworthiness of a Network

The Gartner Approach

The Guidance Framework

  • Prework
  • Assess Business and IT Requirements
    • Is There a Compliance Requirement?
    • Impact of Other IT Initiatives
    • Participation on the Project Team
  • Assess the Impact on the Current Architecture
  • Evaluate Alternative Approaches
    • Layer 2 Security
    • Layer 3 Security
    • Application Layer Secure Access
    • Choosing Between Secure Communication Approaches
  • Set the Strategy for Securing Broader Mobile Device Access
    • Leveraging the Secure Wireless Infrastructure
    • The Role of the MDM System
    • Always On, Autostart and VPN on Demand
  • Determine the Policy for and the Approach to the Use and Inspection of Encrypted Tunnels
    • Inspection at VPN Gateways
    • Intermediary Inspection Points and Cascading Tunnels
    • End-to-End Secure Sessions
    • Inspecting Encrypted Layer 2 Traffic
  • Establish a Timeline and Migration Strategy
    • Managed Mobile Device Planning Considerations
    • IPv6 Planning and Migration Considerations
    • Cloud Delivery Model Considerations
    • Windows OS Considerations
    • Upgrading the Data Center Network Switches
    • Planning for Virtualized Endpoints
    • Monitoring, Inspection and Compliance Considerations
  • Follow-Up

Risks and Pitfalls

  • A Lack of Clear Sponsorship and Funding
  • Early-Adopter Technology Risk
  • The Complexity of Too Many Interdependencies
  • Multiple Solutions and Inconsistent Controls
  • Trade-Offs Between Confidentiality and Policy Enforcement
  • Managing Endpoint Risk
  • Maturity and Migration Risks
  • IPv6 Risks
  • Related Guidance

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