Netskope's threat protection architecture incorporates multiple layers of detection beyond traditional signature-based scanning. For zero-day malware, threats not yet covered by known signatures, Netskope employs two key capabilities. First, the Netskope Cloud Sandbox performs dynamic analysis by executing suspicious files in an isolated environment and monitoring their behavior, identifying malicious activity that signatures alone would miss. Additionally, advanced heuristic analysis examines file characteristics and behavioral patterns to identify suspicious indicators without relying on known threat signatures. Furthermore, Netskope supports integration with third-party EDR platforms and sandboxing solutions through Cloud Exchange, enabling organizations to augment Netskope's native capabilities with specialized endpoint and threat intelligence tools for comprehensive zero-day coverage.

In Netskope Cloud Security, to block uploads of password-protected files, you should add the file profile to a DLP (Data Loss Prevention) profile that is used in a Real-time Protection policy. The DLP profiles in Netskope are designed to detect and protect sensitive data in real-time and at rest across the cloud environment. This approach ensures that any file matching the criteria set in the file profile, such as being password-protected, will trigger the DLP rules and prevent the upload action in real-time.
The information aligns with the best practices for setting up DLP profiles in Netskope as described in their documentation and resources

To allow traffic to a financial SaaS application that is being blocked due to IP restrictions, the best option is to useCloud Explicit Proxy. This method allows traffic to egress from the corporate data center without requiring Netskope's IP ranges to be added to the SaaS vendor's allowlist.By configuring an allowlist in the Cloud Explicit Proxy settings, you can add any source egress IP addresses for your on-premises users, and Netskope will allow the traffic from the added user and IP address without authenticating1.
The process for configuring an allowlist in Cloud Explicit Proxy to manage unauthenticated traffic from specific IP addresses is detailed in the Netskope Knowledge Portal1. This solution is suitable for scenarios where adding Netskope's IP ranges to the SaaS vendor's IP restrictions is not feasible.