Cloud access security broker (CASB) products can be a challenge. Although they all share core functionality, each has its own unique overall feature mix. Understanding those features and how they work will make it easier to know which ones should be on your short list. CASBs were originally designed to stem the tide of shadow IT products and to control and make software-as-a-service applications more secure. They have broadened their use and can fit into a variety of situations, including operating across multiple cloud providers.”]
Source: https://www.csoonline.com/article/3454611/how-to-evaluate-a-casb.html