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About
Overview
Board of Directors
Board Member Access
ATIS Membership
ATIS Members
Become a Member
Membership Application
Estimate Your ATIS Dues
ATIS Staff
Contact
Technologies
Initiatives
Innovation Agenda/Strategic Initiatives
Technology & Operations Council
Committees & Forums
Industry Collaboration
3GPP
Next G Alliance
Open RAN Minimum Viable Profile (MVP)
News/Events
Press Room
Press Releases
ATIS In The News
Blog
ATIS Events
Industry Events
Webinars
Newsletter
Legal/Public Policy
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Technologies
Robocalling
Robocalling
Initiatives
Distributed Ledger Technology
Innovation Agenda
IP-NNI Task Force
Industry Partnership
PTSC: Packet Technologies and Systems Committee
Committee/Forum
Robocalling and Communication ID Spoofing
TOPS Council
Robocalling Testbed
Industry Partnership
STI-GA
Industry Partnership
White Papers
Robocalling and Communication ID Spoofing: Better Understanding Illicit and Unwanted Calls and How to Counter Them
02/11/2021
Resource:
White Paper
Enterprise Identity on Distributed Ledger for Authenticated Caller Use Cases
12/09/2019
Resource:
White Paper
Signature-based Handling of Asserted information using toKENs (SHAKEN): Governance Model and Certificate Management (ATIS-1000080.v002)
11/09/2019
Resource:
SHAKEN, Standards
Signature-Based Handling of Asserted Information Using toKENs (SHAKEN) (ATIS-1000074-E)
02/09/2019
Resource:
SHAKEN, Standards
Errata to Technical Report on Operational and Management Considerations for SHAKEN STI Certification Authorities and Policy Administrators
07/09/2018
Resource:
SHAKEN
Technical Report on a Framework for Display of Verified Caller ID (ATIS-1000081)
05/09/2018
Resource:
SHAKEN
Technical Report on SHAKEN APIs for a Centralized Signing and Signature Validation Server (ATIS-1000082)
05/09/2018
Resource:
SHAKEN
A Framework for SHAKEN Attestation and Origination Identifier
02/09/2018
Resource:
SHAKEN
Developing Calling Party Spoofing Mitigation Techniques: ATIS’ Role
03/27/2017
Resource:
White Paper
Calling Party Spoofing Mechanisms and Mitigation Techniques
04/27/2016
Resource:
White Paper
Blog / Press Releases / Webinars
STI-GA Selects New Leadership, Recognizes Former Chair’s Contributions in Advancing Solutions to Address Illegal Robocalling
05/28/2025
Press Release
STI-GA Executes New Agreements with ATIS and iconectiv to Continue Advancing Industry Robocall Mitigation Efforts
11/07/2024
Press Release
Two New ATIS Standards Advance Industry Mitigation of Illegal Robocalling in TDM Networks
09/30/2022
Press Release
ATIS/SIP Forum Innovation Delivers Robocall Call Blocking Notification Standard
08/23/2022
Press Release
Secure Telephone Identity Governance Authority and Canadian Secure Token Governance Authority Sign MoU to Collaborate in the Fight to Mitigate Illegal Robocalling
07/26/2022
Press Release
ATIS Awards Honor Members’ Outstanding Contributions to Standards Development Initiatives
01/05/2022
Press Release
STI-GA Enhances STIR/SHAKEN Functionality to Authenticate Broader Range of Calls
10/20/2021
Press Release
ATIS Addresses Non-IP Call Authentication
08/12/2021
Press Release
New ATIS Specification Sets Distributed Ledger Innovation into Action Enabling Enterprises to Obtain Identity Credentials for SHAKEN Attestation
08/11/2021
Press Release
STI-GA Announces Policy Changes to Support Delegate Certificates and Toll-Free
07/26/2021
Press Release
ATIS Experts Deliver Insight at 2021 STIR/SHAKEN VIRTUAL SUMMIT
07/14/2021
Press Release
ATIS Robocalling Testbed Ensures STIR/SHAKEN Call Authentication Interoperability for Carriers Ahead of FCC Deadline
06/24/2021
Press Release
ATIS Advances Understanding of Illegal Robocalls and How to Counter Them
02/11/2021
Press Release
STI-GA Reports on Industry’s Robocalling Mitigation Progress
02/04/2021
Press Release
ATIS Demonstrates Authenticated Enterprise SIP Calls Using DLT to Support SHAKEN
12/17/2020
Press Release
New Secure Telephone Identity Governance Authority Policies Advance Industry Illegal Robocall Mitigation Goals
11/18/2020
Press Release
Secure Telephone Identity Governance Authority Progresses Fight to Mitigate Illegal Robocalling by Welcoming Its 50th Service Provider
10/27/2020
Press Release
The Other 40% of the Network: ATIS Addresses TDM Network Call Authentication
08/15/2020
Blog
ATIS Advances Enterprise Identity of Distributed Ledger for Authenticated Caller Use Cases
01/24/2020
Press Release
STI Certification Authority Agreement Available
12/12/2019
Press Release
Industry Solution to Detect, Mitigate and Deter Illegal Robocalling Passes Important Milestone
12/12/2019
Press Release
STI-GA Executes iconectiv Contract as Secure Telephone Identity Policy Administrator
08/27/2019
Press Release
STI-GA Call for Certificate Authorities
07/19/2019
Press Release
Mitigating Illegal Robocalling Advances with Secure Telephone Identity Governance Authority Board’s Selection of iconectiv as Policy Administrator
05/30/2019
Press Release
The SHAKEN Governance Model: Setting Robocall Mitigation Protocols into Action in the Network – An ATIS Webinar
05/06/2019
Press Release
RFP Responses Due February 4: Request for Proposal Issued for Secure Telephone Identity Policy Administrator Role
01/09/2019
Press Release
ATIS Welcomes Brent Struthers as Director of the Secure Telephone Identity Governance Authority
12/04/2018
Press Release
Request for Proposal (RFP) Issued for Secure Telephone Identity Policy Administrator (STI-PA) Role to Set Robocalling Mitigation Protocols into Action in the Network
11/15/2018
Press Release
Secure Telephone Identity Governance Authority Launched In Major Industry Effort to Combat Unwanted Robocalling
09/18/2018
Press Release
ATIS Testbed Findings Validate SHAKEN Protocol’s Effectiveness in Mitigating Unwanted Robocalling
08/07/2018
Press Release
Two New ATIS/SIP Forum Resources Advance Industry-Led Solutions to Mitigate Unwanted Robocalling
07/31/2018
Press Release
TransNexus Proves the Effectiveness of Caller Authentication Standards with the ATIS Robocalling Testbed
11/17/2017
Press Release
Joining Forces to Make the FCC’s Robocalling Initiative a Reality
10/24/2017
Blog
ATIS Industry Testbed Advances Mitigation of Unwanted Robocalling and Caller ID Scams
09/19/2017
Press Release
New Specification by ATIS and SIP Forum Advances Network Capabilities to Mitigate Unwanted Robocalling and Caller ID Fraud
02/02/2017
Press Release
ATIS to Provide Emerging Technologies Insight to Canadian Government
01/05/2017
Press Release
Robocalling and Caller ID Spoofing – Detect, Mitigate and Deter
12/15/2016
Blog
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