The network security market revenue declined 9 percent quarter on quarter and rose 8 percent year on year to $2 billion, said IHS in its latest market report.
Fortinet and Palo Alto posted solid year-over-year growth.
The intrusion prevention system (IPS) segment revenue increased 12 percent year-over-year to $328 million in the first quarter of 2016.
Every major network security vendor is using multiple strategies to embed themselves deeper into customer infrastructure — from pre-integrating complex security solutions to innovating virtualized solutions for the cloud and data center, as well as adding new advanced threat prevention (ATP) and cloud access security broker technology to broaden their security offerings.
Q1 2016 was relatively quiet on the consolidation front, after a tumultuous prior quarter that saw shakeups affecting Trend Micro, HP TippingPoint, Intel Security and Raytheon|Websense (now Forcepoint).
The top network security vendors such as Fortinet, Palo Alto Networks, Check Point, Dell and Cisco are expected to battle it out for market share for at least the next 18 months.
Interest in firewalls and IPSs with integrated sandboxing and advanced threat protection (ATP) is gaining steam.
Data center firewall vendors are experiencing growth due to the integration of distributed denial of service (DDoS) mitigation and bulk Secure Sockets Layer (SSL) encryption and decryption.
IHS says the global network security market is forecast to grow at a 6.4 percent compound annual growth rate (CAGR) from 2015 to 2020, hitting $11 billion in 2020 driven by virtualization and cloud enablement.