Zscaler CASB vs Proofpoint Cloud App Security Broker

Zscaler CASB8.9Visit Proofpoint Cloud App Security Broker8.8Visit

Higher score Zscaler CASB #6 in Cloud Access Security Broker Software 8.9/10 Pricing on request ✓ 5 of 5 features Visit Zscaler

vs

Proofpoint Cloud App Security Broker #7 in Cloud Access Security Broker Software 8.8/10 Pricing on request ✓ 5 of 5 features Visit Proofpoint

• Zscaler CASB fits best

  Businesses standardizing on proxy-based CASB

• Proofpoint Cloud App Security Broker fits best

  Teams focused on cloud data and account threats

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Side by side

Feature	Zscaler CASB 8.9/10 Visit ↗	Proofpoint Cloud App Security Broker 8.8/10 Visit ↗
At a glance
Editor score	8.9	8.8
Ranking	#6 in Cloud Access Security Broker Software	#7 in Cloud Access Security Broker Software
Best for	Businesses standardizing on proxy-based CASB	Teams focused on cloud data and account threats
Pricing model	Paid	Paid
Starting price	—	Pricing on request
Free plan	—	Not checked yet
Free trial	—	—
Deployment	Cloud	Cloud
Platforms	Web	Web
Support	Phone, Tickets, Community, Docs · 24/7	Phone, Tickets, Community, Docs
Compliance	SOC 2, ISO 27001, GDPR, HIPAA, PCI DSS	SOC 2, ISO 27001
Integrations	150+ integrations	12 integrations
Built for	Mid-market, Enterprise	Mid-market, Enterprise
Features Zscaler CASB 5/5 · Proofpoint Cloud App Security Broker 5/5
Inline controls	✓	✓
API-based controls	✓	✓
DLP controls	✓	✓
Shadow IT discovery	✓	✓
Threat detection	✓	✓
Specs
Deployment model	Hybrid	Hybrid
App connectors	Not checked yet	Not checked yet
Our review
Pros	Combines inline TLS/SSL inspection with out-of-band SaaS and cloud API scanning Covers shadow IT discovery, DLP, malware protection, and risky file-share remediation Adds tenant, application, category controls plus compliance visibility and reporting	Combines inline and API DLP with cloud data classifiers Discovers shadow IT, OAuth apps and cloud account-takeover threats Automates remediation for risky sharing, permissions and OAuth access
Cons	CASB pricing follows a contact-sales model There is no free plan Its broad control set may exceed the needs of narrowly focused teams	Pricing requires a conversation with the sales team Its broad control set may exceed narrow CASB requirements Hybrid deployment spans API, inline and cloud proxy models
Our verdict	Zscaler CASB is a cloud-delivered cloud access security broker for organizations securing SaaS and IaaS environments. It is designed for businesses that want proxy-based controls across sanctioned and unsanctioned cloud applications, with… Read the review →	Proofpoint Cloud App Security Broker is a hybrid CASB for organizations managing enterprise SaaS and IaaS applications. It protects cloud users, applications and data against threats, data loss and compliance risks. The product brings… Read the review →

Strengths and trade-offs

• Zscaler CASB — where it wins

  • Combines inline TLS/SSL inspection with out-of-band SaaS and cloud API scanning
  • Covers shadow IT discovery, DLP, malware protection, and risky file-share remediation
  • Adds tenant, application, category controls plus compliance visibility and reporting

  Where it doesn't

  • CASB pricing follows a contact-sales model
  • There is no free plan
  • Its broad control set may exceed the needs of narrowly focused teams

• Proofpoint Cloud App Security Broker — where it wins

  • Combines inline and API DLP with cloud data classifiers
  • Discovers shadow IT, OAuth apps and cloud account-takeover threats
  • Automates remediation for risky sharing, permissions and OAuth access

  Where it doesn't

  • Pricing requires a conversation with the sales team
  • Its broad control set may exceed narrow CASB requirements
  • Hybrid deployment spans API, inline and cloud proxy models

• Zscaler CASB8.9/10 · Pricing on request

  A broad, proxy-based CASB for inline inspection, API scanning, DLP, and cloud threat protection.

  Visit ZscalerFull verdict →
• Proofpoint Cloud App Security Broker8.8/10 · Pricing on request

  A broad CASB for cloud visibility, data protection and account-threat response.

  Visit ProofpointFull verdict →