In case you missed it IDC came out with their 2021 MarketScape for Cloud Security Gateways earlier this month. Cloud Security Gateways is IDC's category for CASB products.
Netskope CASB was recognized as surpassing all vendors in IDC’s criteria for both Strategies and Capabilities. In the new report, IDC specifically points out Netskope’s ability to handle “advanced use cases,” including “compromised account, data exfiltration, and malicious/accidental insider threat detection.”
If you're interested you can get your copy of the excerpt covering Netskope