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Call Guardian Authentication Hub combines Alianza’s best-of-breed MetaSphere QCall for STIR / SHAKEN and TNS’s Call Guardian Real-time Analytics to deliver the most accurate and reliable robocall prevention solution.
 
  • Fully managed hosted solution
  • Deployed in the top US wireless carriers
  • Reputation scoring of 1.2B+ numbers
  • Analysis of over 1 billion calls per day
  • Fully STIR / SHAKEN compliant
  • Complete visibility into network activity

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