Receive, process, control and distribute digital video and audio services without a local access control system.

Reduce the capital investment in headend equipment necessary to manage a digital system, including conditional access (CA) systems, guide distribution servers, and application carousels. The National Authorization Service (NAS) provides straightforward, economical conditional access services for widely used SD and HD set-top boxes (STBs) and digital terminal adapters (DTAs) from ARRIS, Pace, Technicolor, Evolution, and CableCARD compatible devices (e.g. TiVo).

Solutions for MPVDs
The NAS Conditional Access System Supports:
  • Headend device management
  • STB authorization
  • STB application delivery
  • Guide data distribution
  • VOD
  • uDTA Service-Tier Encryption
  • Rovi Guides R29.5-3 new EPG, Multi-room-DVR, Rovi DTA Guide
  • 24x7 technical support from Comcast National Video Operations Center (NVOC)
Cost-Effective Options for All Digital

NAS enables service tier encryption for uDTAs, which offers systems a low cost alternative for launching an all-digital system. Download a list of supported uDTAs.

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