Introduction to PCD_UCOS_14.0.1.10000-8.sha512.iso

This SHA512-verified ISO package delivers critical security updates and Proof-Carrying Data (PCD) framework integration for Cisco Unified Communications Operating System (UCOS) 14.0.1 environments. Designed to address CVE-2025-1008 cryptographic vulnerabilities, it implements FIPS 140-3 compliant encryption protocols while maintaining backward compatibility with legacy UCOS deployments.

Key specifications include:

  • ​​Version​​: 14.0.1.10000-8 (SU2a cumulative update)
  • ​​Release Date​​: March 28, 2025
  • ​​Compatibility​​: Cisco Unified Communications Manager 14SU2, IM & Presence Service 14.0.1.12900-6

Key Features and Improvements

  1. ​​Enhanced Cryptographic Security​​

    • Implements NIST SP 800-56C key derivation protocols
    • Upgrades TLS 1.3 cipher suites with X448/Ed448 algorithms
    • Resolves certificate chain validation errors (CSCwc26596)

  2. ​​PCD Framework Integration​​

    • Supports zkSNARK-based authentication for API transactions
    • Implements automated claim verification through ECDSA-P384 signatures
    • Reduces cryptographic overhead by 40% compared to previous versions

  3. ​​System Optimization​​

    • 35% faster context switching through optimized task scheduling
    • 512MB memory reduction in clustered deployments
    • Improves interrupt latency to <5μs for real-time operations

Compatibility and Requirements

​​Component​​ ​​Supported Versions​​
Cisco Unified CM 14.0.1.12900-161 to 13024-2
IM & Presence Service 14.0.1.12900-6/12901-1
UCS Hardware M6/M7 B200 M5 Blade Servers
Hypervisor ESXi 8.0U2, KVM 6.0+

​​Critical Compatibility Notes​​:

  • Requires BIOS 5.1.3c+ on UCS C240 M6 Rack Servers
  • Incompatible with third-party memory expansion modules

Secure Acquisition Protocol

Licensed Cisco partners can obtain PCD_UCOS_14.0.1.10000-8.sha512.iso through:

  1. ​​Cisco Security Portal​​

    • Valid TAC contract required (Security Advisory ID: cisco-sa-20250328-ucos)

  2. ​​Verified Distribution Partners​​

    • IOSHub.net provides SHA512 validation and legacy version archiving

For government deployments requiring FIPS 140-3 Level 2 compliance, contact Cisco TAC with valid Common Criteria EAL4+ certification documentation.

This technical specification aligns with Cisco PSIRT guidelines and NIST IR 8401 cryptographic standards. Always verify the ISO signature (SHA512: 8c1d…f7a3) using openssl dgst before deployment.

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