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Distinct linked companies across the searches shown, not verified equivalents or an additional ranking. 1 returned entry without a confirmed company link is shown only in the detailed results.
These are saved searches in which TransUnion appeared. A result may originate from another company’s Buyer Guide; it is not necessarily TransUnion’s own generated Question 11 test. Results may cover different buyer needs, locations, or dates.
Category: Telecom call authentication and fraud prevention software
Voice service providers procuring software to comply with STIR/SHAKEN call authentication requirements and prevent toll fraud
Through its Neustar communications solutions division, operates an authorized STI Certification Authority and provides the Certified Caller platform for STIR/SHAKEN compliance, caller identity verification, and anti-spoofing analytics.
Specializes specifically in telecom fraud prevention and STIR/SHAKEN call authentication software for US voice service providers, providing unified call signing, verification, least-cost routing, and SIP analytics to stop toll fraud and robocalls.
Major provider of carrier-grade voice infrastructure and security software, offering STIR/SHAKEN authentication services and real-time fraud mitigation tools integrated with session border controllers and softswitches.
Operates as the official US Secure Telephone Identity Policy Administrator (STI-PA) under the brand iconectiv, while providing service providers with authoritative phone number intelligence, verification, and fraud prevention data solutions.
Provides Tier-1 and regional US telecom operators with high-volume call analytics, STIR/SHAKEN authentication hub capabilities, and robocall and toll fraud mitigation platforms.
Approved STI Certification Authority (STI-CA) and provider of telecom routing and fraud intelligence software, delivering full STIR/SHAKEN call signing and verification alongside carrier-level fraud prevention data.
Through its Neustar communications solutions division, operates an authorized STI Certification Authority and provides the Certified Caller platform for STIR/SHAKEN compliance, caller identity verification, and anti-spoofing analytics.
Delivers carrier-grade virtual Session Border Controller (SBC) software that natively integrates with STIR/SHAKEN authentication engines and enforces real-time fraud call removal and toll fraud access control policies.
Authorized STI-CA offering specialized software and automated ACME-based certificate lifecycle management for service providers needing rapid STIR/SHAKEN signing and verification integration.
Provides voice performance and security software to telecommunication carriers, offering real-time call inspection, spam analytics, and AI-driven fraud detection that ingests STIR/SHAKEN attestation data to block malicious traffic.
Delivers carrier-grade call reputation, authentication, and spoof blocking software that complements STIR/SHAKEN compliance by analyzing calling patterns and preventing unauthorized number hijacking and scam traffic.
Category: Enterprise voice security solutions
Enterprises evaluating outsourced or integrated voice network protection against inbound call fraud, telephony denial-of-service attacks, and outbound number impersonation
Integrates authoritative out-of-band and STIR/SHAKEN phone identity verification to authenticate inbound callers, detect spoofing, and protect outbound enterprise numbers from impersonation.
Offers purpose-built enterprise voice security firewalls, inbound call authentication, and proactive protection against TDoS attacks, spoofing, and fraud across enterprise SIP trunks and contact centers.
Provides machine learning-based call risk scoring, phoneprinting, and synthetic voice detection to mitigate inbound contact center fraud and caller ID spoofing.
Delivers an enterprise voice firewall that filters incoming voice traffic at the network edge to block vishing, robocalls, spoofing, and TDoS threats before calls reach employees or contact center agents.
Integrates authoritative out-of-band and STIR/SHAKEN phone identity verification to authenticate inbound callers, detect spoofing, and protect outbound enterprise numbers from impersonation.
Specializes in enterprise outbound call protection, preventing unauthorized caller ID spoofing and brand impersonation across carrier networks via cryptographic STIR/SHAKEN verification and call blocking.
Protects enterprise outbound calling identity across major US mobile carriers while filtering incoming spoofed numbers and robocall threats using global telecommunications signaling analytics.
Offers carrier- and enterprise-grade Session Border Controllers combined with analytics modules that detect voice anomalies, block TDoS attacks, and mitigate SIP-based toll fraud in real time.
Provides enterprise session border control and VoIP session monitoring designed to block Layer 7 SIP attacks, rate-limit suspect traffic to prevent TDoS, and detect toll fraud.
Provides network-level caller authentication and adaptive AI threat scanning to defend enterprises against spoofing, vishing scams, and number impersonation across the voice channel.
Manages enterprise caller identity vetting, STIR/SHAKEN compliance, and outbound number reputation, stopping unauthorized third parties from spoofing corporate numbers and brand identity.
Category: Caller ID reputation management and branded calling providers
Enterprises seeking to prevent spam labeling, manage phone number reputation, and deliver branded caller identity across US carrier networks
Provides authoritative carrier-layer caller identity and phone number verification (formerly Neustar Trusted Call Solutions), enabling enterprise caller name optimization, branded call displays, and spam tag remediation.
Direct carrier-integrated branded communications pioneer providing nationwide enterprise branded call delivery (INFORM and ENGAGE), brand logo and call reason display, and proactive call reputation protection across US mobile operators.
Operates deep carrier-grade voice intelligence powering native caller ID and spam filtering for major mobile ecosystems, offering enterprises branded caller ID, number reputation scoring, and spam label monitoring.
Provides authoritative carrier-layer caller identity and phone number verification (formerly Neustar Trusted Call Solutions), enabling enterprise caller name optimization, branded call displays, and spam tag remediation.
Core telecommunications infrastructure provider and analytics engine powering tier-1 US carrier call verification, delivering enterprise branded calling displays and carrier-grade number reputation management.
Focuses on entity identity verification (KYC for enterprise communications), active spam label remediation, and strategic deployment of Rich Call Data (RCD) branded caller identity across wireless carrier networks.
Specializes in independent real-device phone number reputation monitoring, utilizing an actual Device Cloud across US carriers and operating systems to detect spam flags and facilitate remediation.
Provides enterprise voice security and outbound call trust solutions, pairing real-time number reputation defense and anti-spoofing controls with multi-carrier branded caller ID services.
Authorized telecom carrier and CTIA Branded Calling ID partner delivering A-level STIR/SHAKEN attestation, hands-on spam flag remediation, and verified caller ID delivery for outbound contact centers.
Cloud communications platform offering integrated outbound identity tools, uniting Voice Integrity for carrier spam monitoring and remediation with branded calling bundles delivering verified caller names and logos.
Direct tier-1 CPaaS network provider delivering carrier-level number reputation management, automated spam mislabel remediation, and pre-call authenticated caller identity presentation.
Category: Phone number reputation monitoring software
Businesses seeking an independent tool to monitor outbound caller IDs for spam flags across carriers and remediate mislabeled numbers
Provides carrier-layer caller identification intelligence, caller name optimization, and redress tools to monitor and remediate wrongful spam labeling and call blocking.
Offers dedicated software for cross-carrier outbound caller ID reputation tracking, real-device display testing across major US wireless networks, and managed or self-serve spam flag remediation workflows.
Provides enterprise entity identity management, centralized number registration, and automated monitoring and remediation services across major US carrier analytics engines.
Supplies real-time reputation monitoring and alert systems across tier-one carrier networks to detect spam or scam labels and manage remediation and caller presentation.
Operates carrier-integrated voice intelligence software providing caller reputation scoring, automated spam status auditing, and business caller ID registration.
Provides carrier-layer caller identification intelligence, caller name optimization, and redress tools to monitor and remediate wrongful spam labeling and call blocking.
Delivers network-level analytics, telephone number reputation scoring, and redress verification workflows for outbound call originators across US wireless and wireline operators.
Provides native number reputation monitoring and automated remediation tools integrated directly with major call analytics networks to detect and clear spam risk flags.
Offers specialized compliance and caller ID deliverability software to identify spam flags across US mobile networks and coordinate redress to clear mislabeled outbound caller IDs.
Delivers multi-carrier phone number registration, continuous reputation monitoring, and assisted remediation across call-analytic engines to keep outbound caller IDs verified.
Monitors outbound dialing numbers against major US carriers and third-party call blocking databases, initiating automated remediation requests when spam flags are discovered.
These records show where this company appeared while the Buyer Guide was researching related companies and markets.
Originating researchCaller ID Reputation
Provides authoritative call authentication, STIR/SHAKEN services, and caller display solutions via its Neustar business line.
Originating researchNumeracle
Major provider of enterprise identity verification and TruContact branded calling.
Originating researchTransNexus
Direct competitor in STIR/SHAKEN certificate authority (STI-CA) services and enterprise branded calling.
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