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HPE Aruba ClearPass Policy Manager


HPE Aruba ClearPass Policy Manager: A vendor-neutral NAC solution delivering Zero Trust security through role-based access control, advanced device profiling, and seamless BYOD, guest, and endpoint posture assessment. Integrates effortlessly with multi-vendor networks and security ecosystems for robust, scalable protection.

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HPE Aruba ClearPass Policy Manager is a powerful, vendor-neutral Network Access Control (NAC) solution, ensuring secure, role-based, and device-based access for employees, contractors, guests, BYOD, and IoT devices across multi-vendor wired, wireless, and VPN networks. Rooted in Zero Trust and SASE principles, ClearPass offers highly scalable AAA (authentication, authorization, accounting) using RADIUS and TACACS+ protocols, advanced device profiling, and robust policy enforcement.

Key features of HPE Aruba ClearPass include ClearPass Onboard for BYOD provisioning, ClearPass OnGuard for endpoint posture checks, ClearPass Guest for seamless guest access, and ClearPass OnConnect for non-802.1X port security. Its context-aware policy engine uses user roles, device types, authentication methods, UEM/MDM attributes, device health, location, and time to deliver precise access controls.

With REST APIs and syslog, ClearPass integrates with over 150 third-party security and IT systems, streamlining automated workflows and threat responses. Designed for scalability, it supports tens of thousands of devices, making it ideal for small businesses to large, distributed enterprises.

  • HPE Aruba ClearPass Policy Manager Architecture

    Overview

    HPE Aruba ClearPass is a scalable, vendor-agnostic Network Access Control (NAC) solution ensuring secure, role-based access for wired, wireless, and VPN networks. Built on Zero Trust and SASE, it supports employees, guests, BYOD, and IoT devices.

    Components

    • ClearPass Policy Manager: Core platform for authentication, authorization, profiling, and policy enforcement; available as hardware or virtual appliances.

    • ClearPass Cluster: Multi-node setup for high availability; requires Platform License per node.

    • ClearPass Insight: Analytics for authentication logs and compliance.

    • ClearPass Device Insight: Cloud-based tool for advanced device profiling.

    Deployment

    • Options: Hardware (CPPM-HW-500, 5K, 25K), virtual (VMware ESXi, Hyper-V, AWS, Azure), or cloud-hosted (AWS Marketplace).

    • Scalability: Supports thousands of devices, scaling from single-node to clustered setups.

    • Operation: Out-of-band integration with no network traffic disruption.

    Authentication

    • Protocols: 802.1X, MAB, Web Authentication, Captive Portal, TACACS+.

    • Methods: EAP (PEAP, EAP-TLS, EAP-TTLS, EAP-FAST), SAML 2.0 SSO (e.g., Okta).

    • Sources: Microsoft AD, LDAP, SQL databases, token servers.

    • Integrations: MDM/UEM (Intune, Jamf), IdPs (Okta, Azure AD).

    Device Profiling

    • Methods: MAC OUI, DHCP, HTTP/HTTPS, SNMP, enhanced by ClearPass Device Insight or Aruba Central Client Insights with ML.

    • Capabilities: Identifies device type, OS, and behavior; dynamically adjusts policies.

    • Agentless: Passive/active techniques; optional OnGuard agents.

    Policy Enforcement

    • Mechanisms: Role-based access, VLAN steering, ACLs, session termination.

    • Policies: Based on user role, device type, UEM attributes, health, location, time.

    • Enforcement Profiles: Triggers role assignment, VLAN changes, or quarantine.

    Posture Assessment (ClearPass OnGuard)

    • Checks: Antivirus, OS patches, firewall, compliance.

    • Methods: Persistent/dissolvable agents (Windows, macOS, Linux) or agentless.

    • Actions: Auto-remediate or quarantine non-compliant devices.

    Guest Access (ClearPass Guest)

    • Features: Customizable portals for self-registration and credential delivery.

    • Automation: Simplifies guest account management for non-IT staff.

    BYOD Onboarding (ClearPass Onboard)

    • Features: Automates SSID, 802.1X, and certificate provisioning for multiple OS.

    • Self-Service: User-driven secure device configuration.

    Non-802.1X Security (ClearPass OnConnect)

    • Secures Ethernet ports using MAC authentication and profiling.

    Integrations

    • Ecosystem: Connects with 150+ systems (Palo Alto, Splunk, Intune) via REST APIs, syslog.

    • Network Devices: Supports Cisco, Juniper, Fortinet switches, APs, controllers.

    Visibility

    • Dashboards: Real-time monitoring via ClearPass Insight.

    • Reports: Customizable for authentication, compliance, trends.

    • Access Tracker: Logs session details for troubleshooting.

https://www.hpe.com/psnow/doc/a00064815enw

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