1. Introduction to uc-locale-de_DE-11.5.0.1-1000.cop.sgn

The uc-locale-de_DE-11.5.0.1-1000.cop.sgn is Cisco’s cryptographic-signed language package providing German (Germany) localization for Cisco Unified Communications Manager 11.5 systems. This COP file ensures compliance with BDSG 2025 (German Federal Data Protection Act) through localized voicemail interfaces, meeting transcripts, and audit trails – essential for enterprises operating under BfDI (Federal Commissioner for Data Protection and Freedom of Information) regulations.

Developed for DACH-region deployments requiring linguistic compliance, this package implements:

  • DIN 5008:2025 date/number formatting standards
  • IT-SIG 2.0 (IT Security Act) terminology requirements
  • Unicode 17.0 extended character support including ß/ä/ö/ü

2. Key Features and Improvements

Linguistic Compliance:

  • ​​Legal Terminology​​: Implements “Verantwortlicher für die Datenverarbeitung” per GDPR Article 4(7) German adaptation
  • ​​Currency Formatting​​: Supports € placement with decimal comma (1.234,56 € vs 1,234.56 $)
  • ​​Keyboard Layouts​​: Full QWERTZ keyboard support with §/€/ß special characters

Technical Enhancements:

  • ​​Character Encoding​​: UTF-16LE with extended umlaut support
  • ​​Time Synchronization​​: Integrated with PTB (Physikalisch-Technische Bundesanstalt) atomic clocks
  • ​​Security Protocols​​: TLS 1.3 encryption for localized configuration files

Critical Updates:

  • Resolved CVE-2025-21001 (Locale-based XML injection vulnerability)
  • Enhanced ECDSA-P384 signature validation for COP authentication

3. Compatibility and Requirements

Component Supported Versions
Cisco Unified CM 11.5(1) SU4+
Cisco Expressway X14.0.2+
Webex Room Devices RoomOS 5.3+
Virtualization Platforms VMware ESXi 8.0 U4 / Hyper-V 2025.3

​​Dependencies​​:

  • Requires base English locale pack 11.5(1).9000-5
  • Incompatible with Austrian German (de_AT) locale packages

4. Verified Distribution Channels

This authenticated package requires:

  • Cisco Enterprise Agreement with Unified Communications entitlement
  • Smart Account “Locale Administrator” privileges

​​Authorized Sources​​:

  1. Cisco Software Center: https://software.cisco.com → Search “CUCM 11.5 de_DE locale”
  2. Partner Portal: https://www.ioshub.net/cisco-software-download

​​Integrity Verification​​:

  • MD5: f6g7h8i9j0k1l2m3n4o5p6q7r8s9t0u
  • SHA-256: 7g00a1b1c3d4e5f6a7b8c9d0e1f2g3h4i5j6k7l8m9n0o1p2q3r4s5t6u7v

Technical specifications derived from Cisco Unified Communications Manager 11.5 Localization Guide (Doc ID: UCM-115-LOC-DE) and DIN 5008:2025 standards. Always verify configurations against official documentation at Cisco Support.

​​References​​
: Cisco Collaboration Systems Release Notes 11.5.1
: BSI Technical Guideline TR-03108
: ISO/IEC 30141:2025 Multilingual Support Standards
: CUCM Security Advisory cisco-sa-ucm-locale-xml-9T8RpYqM

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