Worldwide vendor revenues for security appliances in the first quarter increased 14.3% year over year to $3.3 billion and shipments grew 18.9% year over year to 838,098 units, according to IDC’s Worldwide Quarterly Security Appliance Tracker.

Some highlights from IDC:
- The Unified Threat Management (UTM) sub-market reached record-high revenues of $2.1 billion in 1Q18, a year-over-year growth of 16.1%. The UTM market now represents more than 53% of worldwide revenues in the security appliance market.
- The Firewall and Content Management sub-markets recorded year-over-year revenue growth in 1Q18 of 17.4% and 7.5%, respectively.
- The Intrusion Detection and Prevention and Virtual Private Network (VPN) sub-markets experienced weakening revenues in the quarter with year-over-year declines of 13.0% and 3.0%, respectively.
- The United States delivered 42.3% of the worldwide security appliance market revenue and was the major driver for spending in Q1 2018 with 16.7% year-over-year growth.
- Asia/Pacific (excluding Japan) (APeJ) had the strongest year-over-year revenue growth in 1Q18 at 15.9% and captured 21.0% revenue market share.
- The more mature regions of the world – the United States and Europe, the Middle East and Africa (EMEA) – combined to provide nearly two thirds of the global security appliance market revenue.
- EMEA saw an annual increase of 11.6%.
- Asia/Pacific (including Japan)(APJ) and the Americas (Canada, Latin America, and the U.S.) experienced year-over-year growth of 13.1% and 16.3%, respectively.