Netskope Alternatives: CASB Vendors Worth Evaluating in 2026

# Netskope Alternatives: CASB Vendors Worth Evaluating in 2026

Netskope leads the CASB category for good reason, but its enterprise pricing and minimum seat requirements exclude a large share of the market that still needs genuine shadow IT visibility and cloud data protection. This guide covers the strongest Netskope alternatives in 2026, organised by the specific gap driving the search.

Why organisations look for Netskope alternatives

Cost and minimum commitment size is the most common driver. Netskope's premium pricing and enterprise seat minimums put it out of reach for SMB and mid-market buyers who still face real shadow IT and cloud data exposure risk.

Existing vendor ecosystem fit is the second driver. Organisations already running Microsoft 365, Cisco infrastructure, or Proofpoint email security often find a CASB from the same vendor family delivers more integration value than a best-of-breed standalone purchase.

A specific, narrower risk is the third driver. Some organisations do not need broad shadow IT discovery across 50,000 cloud services. They need to solve one specific problem, such as SaaS-to-SaaS OAuth data exposure or sensitive data detection in Slack, and a narrower purpose-built tool solves it faster and cheaper.

Microsoft Defender for Cloud Apps

The most direct Netskope alternative for Microsoft 365 E5 customers. Included at no additional licensing cost, with native Conditional Access and Purview integration that Netskope cannot match within the Microsoft ecosystem specifically. Coverage for non-Microsoft applications requires more configuration than Netskope's inline inspection.

Cisco Cloudlock

The strongest alternative for existing Cisco infrastructure customers, with genuinely differentiated OAuth application risk scoring that identifies third-party app connections most CASB vendors detect less directly. API based deployment requires no proxy or agent.

DoControl

The right choice when the actual problem is SaaS-to-SaaS data exposure rather than broad shadow IT discovery. Purpose built for OAuth grant risk between connected applications like Google Workspace, Microsoft 365, and Salesforce, with automated remediation workflows and the fastest deployment in this comparison.

Proofpoint CASB

The strongest DLP integration available, benefiting directly from Proofpoint's people-centric risk scoring. Right for existing Proofpoint email security customers wanting unified data protection across email and cloud applications from one vendor.

Strac

The most accessible option for SMB and mid-market organisations. AI-based sensitive data detection and automatic redaction across Slack, Google Workspace, and Microsoft 365, deployed in hours with no-code setup, at a fraction of Netskope's enterprise pricing.

How to choose

Match the alternative to your existing ecosystem first. Microsoft shops should start with Defender for Cloud Apps. Cisco shops should evaluate Cloudlock. Proofpoint email security customers get the most from Proofpoint CASB.

If your actual risk is narrower than broad shadow IT discovery, do not pay for breadth you will not use. DoControl for OAuth and app-to-app risk, or Strac for sensitive data detection specifically, solve real problems faster and cheaper than a full enterprise CASB platform.

Our recommendation

For Microsoft 365 organisations, Defender for Cloud Apps offers the clearest cost and integration advantage. For SMBs wanting fast, affordable sensitive data protection, Strac is the most accessible entry point. For organisations with a specific SaaS-to-SaaS exposure problem, DoControl solves it more directly than a full CASB platform.

Last reviewed: August 2026.