(NOTE: This story was originally posted to CRN.com Jan. 31.)

The Coolest In Cloud Security For 2017

As solution providers help their customers plan their moves to the cloud, security companies are stepping up to the plate with new offerings to protect public, private and hybrid cloud environments.

According to research firm MarketsandMarkets, the cloud security market is expected to reach $8.71 billion by 2019, up from $4.2 billion in 2014, representing a compound annual growth rate of 15.7 percent. Within that market, cloud security companies are looking to solve a wide range of challenges, including data protection, traffic visibility, segmentation and application security. From this year's CRN list of the 100 Coolest Cloud Computing Vendors, take a look at 20 companies making moves in cloud security this year.