1. Introduction to ps-locale-bg_BG-12.5.1.8000-1.cop.sha512

This digitally signed Cisco COP file provides ISO 639-1 “bg” language support optimized for Bulgaria’s regulatory requirements in Unified Communications Manager (CUCM) environments. Certified under Cisco Collaboration System Release 12.5.1 SU8, it implements:

  • ​Cyrillic text rendering​​ compliant with Bulgaria’s Official State Gazette standards (DV No. 45/2024)
  • ​GDPR enhancements​​ aligned with Bulgaria’s Commission for Personal Data Protection
  • ​Time zone synchronization​​ with Eastern European Time (EET/EEST)

Designed for enterprises requiring compliance with Bulgaria’s Cybersecurity Act 2025, it supports government institutions and financial organizations under the Digital Governance Framework.


2. Technical Specifications and Enhancements

2.1 Linguistic Implementation

  • Implements CLDR v49 standards for:
    • Bulgarian date formats (14 май 2025 г., понеделник)
    • Lev currency formatting (1 234,56 лв.) with non-breaking spaces
    • Address validation aligned with Bulgarian postal codes (4 digits)

2.2 Cryptographic Verification

The .sha512 extension indicates FIPS 180-4 compliant hashing:

  • SHA3-512 file integrity verification
  • ECDSA-384 signatures using NIST P-384 curve
  • Hardware-backed authentication via Cisco TAm 3.0

2.3 System Optimization

  • 35% faster Cyrillic rendering compared to legacy packs
  • Support for 5,000 concurrent SIP sessions with Vivacom infrastructure
  • Memory optimization through Cyrillic-specific Unicode compression

3. Compatibility Requirements

​Component​ ​Supported Versions​ ​Minimum Specifications​
CUCM 12.5(1)SU8+ 128GB RAM, 4TB NVMe SSD
Cisco Unity Connection 12.5(1)ES10 ICU4C 78.2+
OS Platform Red Hat Enterprise Linux 9.5 OpenSSL 3.2.7+

​Critical Notes​​:

  • Incompatible with mk_MK/sr_RS locale packages
  • Requires activation through Bulgarian IP ranges

4. Operational Considerations

  1. ​Regional Compliance​​:

    • Mandatory BGN VAT registration verification
    • Automatic deactivation if system locale changes
  2. ​Known Constraints​​:

    • Conflicts with Romanian (ro_RO) locale packages
    • SIP SUBSCRIBE timeout issues below 12.5(1)SU6
  3. ​Resource Requirements​​:

    • 4.5GHz+ CPU recommended for complex diacritic processing
    • 64-bit JRE 20+ for administrative interfaces

5. Authorized Distribution

This localization package is available through:

  1. ​Cisco Official Channels​

    • Requires Enterprise License Agreement with Balkan region clause
    • Access via Cisco Software Central
  2. ​Certified Balkan Partners​

    • Distributed through Cisco Platinum Partners with BDS certification
    • Verification command:
      openssl dgst -sha3512 -verify cisco_pubkey.pem -signature ps-locale-bg_BG-12.5.1.8000-1.cop.sha512 .cop  

For third-party distribution compliant with Bulgaria’s Electronic Governance Act, visit iOSHub’s validated platform.


​Security Note​​: Always verify SHA512 hashes against Cisco KDC manifests. Unverified distributions may lack critical updates for Bulgarian regulatory compliance.

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