IDC Market Share Figure

Executive Summary

Advice for Technology Suppliers

Market Share

Who Shaped the Year

Market Context

Significant Market Developments

HPE Sells TippingPoint to Trend Micro

Intel Security Sells Stonesoft to Forcepoint

Dell Divests SonicWALL

Methodology

Company Revenue Modeling

Revenue Recognition

Immediate Recognition

Deferred Recognition

Subscription Revenue

Mergers and Acquisitions: "Backstreaming"

Calendar Versus Fiscal Years

Market Definition

Firewall Security Products

Unified Threat Management Security Products

Network Intrusion Detection and Prevention Security Products

Virtual Private Network Products

Related Research