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Fight against robocalls continues as AT&T, Comcast complete test of verified call

Mar 20, 2019 USA Today

March 20, 2019

The fight against robocalls can even bring telecom rivals together.

AT&T and Comcast said Wednesday that they can authenticate calls made between the two different phone providers’ networks, a potential industry first and the latest in the long-running battle against spam calls. 

Using AT&T’s Phone digital home phone service and Comcast’s Xfinity Voice home phone service, the companies successfully tested the feature over regular consumer networks and not in a lab, the companies said…