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approved certification authorities 

NetNumber, Inc.

NetNumber, Inc.
NetNumber delivers core-network signaling solutions that power global telecom and enterprise networks. Our software-based TITAN signaling-control platform and cloud-services accelerate delivery of 3G, 4G and 5G services including STIR/SHAKEN.

Website:  netnumber.com

Phone:+1 (603) 289-9096

Email: gdssales@netnumber.com

 

Neustar

Neustar
Neustar Certification Authority services, available via our leading Certified Caller STIR/SHAKEN  service provider solution. We are a pioneer in call authentication, co-author of STIR standards, contributor to SHAKEN framework & exclusive host of ATIS Robocalling Testbed.

Website: home.neustar/caller-intelligence/certified-caller

Phone: +1 (855) 898-0036

Email: callerid@team.neustar

 

Transnexus

TransNexus
TransNexus is ready to provide SHAKEN certificate services quickly, easily, and at low cost. Our services are built for high security, availability and reliability. These services offer a variety of integration options.

Website: transnexus.com/sti-ca/

Phone:+1(404) 526-6060

Email: ca@transnexus.com