Cisco ASA5520-AIP10-K9 Firewall with Advanced Inspection and Prevention

What It Is

The Cisco ASA5520-AIP10-K9 is a mid-range enterprise firewall appliance from the Cisco ASA 5500 series, equipped with an AIP-SSM-10 intrusion prevention module. It is designed for perimeter security and high-availability deployments in medium to large networks.

Technical Details

• Model: ASA5520-AIP10-K9
• Form Factor: ASA 5520 Appliance
• Intrusion Prevention Module: AIP-SSM-10
• Software: Included (SW)
• High Availability: Supported (HA)
• Network Interfaces: 4x Gigabit Ethernet (4GE) + 1x Fast Ethernet (1FE)
• Encryption: 3DES/AES

Configuration & Options

• Unit includes AIP-SSM-10 module for advanced threat detection.
• HA capability enables redundant firewall deployment for failover.
• Alternative encryption model available as ASA5520-AIP10-K8 (DES only).
• Upgrade path with AIP-SSM-20 module (ASA5520-AIP20-K8/K9 variants) for higher intrusion prevention throughput.

Operating Conditions

This appliance is deployed at network perimeters in enterprise data centers or branch office environments requiring stateful inspection and intrusion prevention. It operates as a standalone firewall or in an active/standby HA pair, suited for environments with sustained throughput demands and security compliance requirements. The 4GE interfaces support segmented internal or external zones, while the 1FE port serves as a dedicated management or failover link.