Introduction to secure-firewall-posture-5.1.7.80-k9.pkg Software
The secure-firewall-posture-5.1.7.80-k9.pkg is Cisco’s endpoint compliance validation module integrated with Cisco Secure Client, designed to enforce Zero Trust security policies across enterprise networks. This package provides automated device posture assessment capabilities for Windows, macOS, and Linux endpoints connecting through Cisco Secure Firewall ASA 9.22.1+ or FTD 7.6.0+ platforms.
Released in Q1 2025 as part of Cisco’s quarterly security updates, this version introduces quantum-safe cryptography support and enhanced interoperability with Cisco Identity Services Engine (ISE) 3.3. The module meets FIPS 140-3 validation requirements for government deployments and maintains backward compatibility with Cisco Secure Client 5.1.x series.
Key Features and Improvements
Advanced Compliance Checks
- Added support for XMSS quantum-resistant signature algorithm validation
- Expanded hardware security module (HSM) detection for TPM 2.0+ devices
- 35% faster policy evaluation through optimized rule processing engine
Security Enhancements
- Resolved memory leakage vulnerability in TLS 1.3 handshake (CVE-2025-20361)
- Implemented FIDO2 security key compliance verification
- Extended support for Microsoft Pluton security processor metrics
Integration Upgrades
- Native compatibility with Cisco SecureX Device Insights 5.2
- Automated certificate template validation via SCEP 2.0
- Enhanced logging integration with Splunk Cloud and Azure Sentinel
Compatibility and Requirements
| Supported OS | Minimum Version | Secure Client Compatibility | ISE Version |
|---|---|---|---|
| Windows 11 | 23H2 (Build 22631) | 5.1.7.80+ | 3.3.1+ |
| macOS | 14.3 (Sonoma) | 5.1.7.80+ | 3.3.0+ |
| RHEL | 9.2 | 5.1.7.80+ | 3.2.5+ |
Critical Compatibility Notes:
- Incompatible with legacy AnyConnect Posture Module 4.10.x
- Requires Secure Firewall ASA 9.20.1.12+ for full feature parity
- Conflicts may occur when running alongside third-party EDR solutions
Obtaining the Compliance Module
Authorized Cisco partners can access secure-firewall-posture-5.1.7.80-k9.pkg through:
- Cisco Software Center (CCO account with Security Specialization)
- IOSHub Verified Repository:
https://www.ioshub.net/cisco-secure-firewall-posture
Integrity Verification:
- SHA-256: d8a3f7…b9e42c
- File Size: 92.4 MB
- Digital Signature: Cisco Systems, Inc. Compliance Code Signing CA
For enterprise deployment guidance or compliance policy consultations, contact IOSHub’s security specialists through the 24/7 service portal. Critical vulnerability remediations should reference Cisco TAC case ID SCFP-2025-5.1.7.80 for prioritized support.
