Expanse
Cloud compliance software
IoT security solutions
Attack surface management software
Cloud security software
System security software
Vulnerability management software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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What is Expanse
Expanse is an external attack surface management platform that discovers and inventories internet-facing assets (such as domains, IP ranges, cloud services, and exposed systems) to help security teams identify unknown or unmanaged exposure. It is used by security operations, vulnerability management, and risk teams to prioritize remediation based on asset criticality and observed exposure. The product emphasizes continuous discovery from an outside-in perspective and workflows for validating ownership and routing findings to responsible teams. Expanse is offered as part of Palo Alto Networks following its acquisition of Expanse, Inc.
Outside-in asset discovery
Expanse focuses on discovering externally reachable assets that may not be present in internal CMDBs or cloud inventories. This helps teams identify shadow IT, forgotten subdomains, and exposed services that expand organizational risk. The approach complements internal cloud security and vulnerability tools by starting from what is observable on the internet.
Continuous exposure monitoring
The platform is designed for ongoing monitoring rather than point-in-time scans. This supports detection of new assets and configuration drift that can introduce exposure over time. Continuous monitoring is useful for organizations with frequent infrastructure changes across cloud and on-prem environments.
Operational remediation workflows
Expanse includes mechanisms to validate asset ownership and route findings to the correct internal teams. This can reduce time spent triaging whether an exposed system belongs to the organization and who should fix it. The workflow orientation supports integration into security operations processes where findings must be tracked to closure.
Primarily external perspective
Expanse centers on internet-facing discovery and does not replace internal vulnerability scanning, endpoint controls, or configuration assessment inside private networks. Organizations typically still need separate tools for host-based vulnerability detection and internal compliance checks. This can increase toolchain complexity if teams expect a single platform to cover both external and internal security validation.
Requires tuning and validation
Outside-in discovery can surface assets that require ownership confirmation, de-duplication, and context enrichment before action. Teams may need to invest time in tuning scopes (domains, IP ranges, subsidiaries) and establishing processes for handling disputed or third-party-hosted assets. Without this operational setup, findings can create noise and slow remediation.
Vendor suite dependency risk
As a product owned by a larger security vendor, Expanse may be positioned and packaged alongside other portfolio components. Some organizations may prefer a more vendor-neutral approach or may face licensing and procurement constraints when adopting a suite-aligned capability. Integration depth and roadmap priorities can also be influenced by the parent company’s broader platform strategy.
Plan & Pricing
Pricing model: Enterprise subscription (no public list pricing published on vendor website).
Notes: Palo Alto Networks does not publish public tiered or usage-based pricing for Cortex Xpanse (Expanse) on the official product pages; customers are directed to request a demo or contact sales for licensing and quotes.
Seller details
Palo Alto Networks, Inc.
Santa Clara, CA, USA
2005
Public
https://www.paloaltonetworks.com/
https://x.com/PaloAltoNtwks
https://www.linkedin.com/company/palo-alto-networks/
