STIR/SHAKEN information hub

This information hub draws content about STIR/SHAKEN from across our website and a variety of industry sources.

TransNexus STIR/SHAKEN solutions

Our STIR/SHAKEN solutions include everything you need to deploy STIR/SHAKEN. They work with any network equipment and are available in our ClearIP and NexOSS software platforms.

We offer SHAKEN certificates to use with our software products or any other. Certificates are available with flexible duration and no contract or commitment.

You can easilly combine robocall mitigation techniques with STIR/SHAKEN call authentication to improve customer experience and satisfy compliance requirements.

Learn more about STIR/SHAKEN

STIR/SHAKEN whitepapers

STIR/SHAKEN overview — A brief introduction

Understanding STIR/SHAKEN — An introduction to some technical details

Certificate management for STIR/SHAKEN — Creating and managing keys and certificates

STIR/SHAKEN authentication service — Authentication technical details

STIR/SHAKEN verification service — Verification technical details

Out-of-Band SHAKEN — Extends the current SHAKEN framework to include service providers using TDM

Rich Call Data and STIR/SHAKEN — How to include additional caller info in the SHAKEN token to improve call completion

Delegate certificates improve STIR/SHAKEN for providers and enterprises — How a special certificate extends the trusted network


Prepare for the FCC SHAKEN deadline

Preparing for SHAKEN in Canada

Robocall Mitigation Filing Essentials

Prepare for the FCC June 30th robocall deadline — Tutorial

TRACED act compliance — Everything you need to know

Complying with the TRACED act made simple

CFCA Know SHAKEN videos

TransNexus presented a series of webinars with the CFCA on STIR/SHAKEN topics, including:

  1. Introduction
  2. Public Key Infrastructure
  3. Authentication
  4. Verification
  5. Out-of-Band SHAKEN
  6. Rich Call Data
  7. Call Analytics


ATIS-1000074.v003, ATIS Standard on Signature-based Handling of Asserted information using toKENs (SHAKEN)

ATIS-1000080.v005, ATIS Standard on Signature-based Handling of Asserted information using toKENs (SHAKEN): Governance Model and Certificate Management

ATIS-1000081, ATIS Technical Report on a Framework for Display of Verified Caller

ATIS-1000082, ATIS Technical Report on SHAKEN APIs for a Centralized Signing and Signature Validation Server

ATIS-1000084.v002, ATIS Technical Report on Operational and Management Considerations for SHAKEN STI Certification Authorities and Policy Administrators

ATIS-1000085.v002, ATIS Standard on Signature-based Handling of Asserted information using ToKENs (SHAKEN): SHAKEN Support of “div” PASSporT

ATIS-1000087, ATIS Technical Report on Mechanism for Initial Cross-Border Signature-based Handling of Asserted information using toKENs (SHAKEN)

ATIS-1000088, ATIS Technical Report on a Framework for SHAKEN Attestation and Origination Identifier

ATIS-1000089.v002, ATIS Technical Report on Study of Full Attestation Alternatives for Enterprises and Business Entities with Multi-Homing and Other Arrangements

ATIS-1000091, ATIS Technical Report on a Mechanism for International Signature-based handling of Asserted information using toKENs (SHAKEN)

ATIS-1000092, ATIS Standard on Signature-based Handling of Asserted information using toKENs (SHAKEN): Delegate Certificates

ATIS-1000093, ATIS Standard on Toll-Free Numbers in the SHAKEN Framework

ATIS-1000094, ATIS Standard on Signature-based Handling of Asserted information using toKENs (SHAKEN): Calling Name and Rich Call Data Handling Procedures

ATIS-1000095.v002, ATIS Standard on Extending STIR/SHAKEN over TDM

ATIS-1000096, ATIS Standard on SHAKEN: Out-of-Band PASSporT Transmission Involving TDM Networks

ATIS-1000097.v002, ATIS Technical Report on Alternatives for Caller Authentication for Non-IP Traffic

ATIS-1000098, ATIS Standard on Session Initiation Protocol (SIP) Resource-Priority Header (RPH) and Priority Header Signing in Support of Emergency Calling

ATIS-1000099, ATIS Standard on Robocall Call Blocking Notification

ATIS-1000100, ATIS Standard on VoIP Interconnection over the Public Internet


IETF RFC 7340, Secure Telephone Identity Problem Statement and Requirements

IETF RFC 7375, Secure Telephone Identity Threat Model

IETF RFC 8224, Authenticated Identity Management in the Session Initiation Protocol (SIP)

IETF RFC 8225, PASSporT: Personal Assertion Token

IETF RFC 8226, Secure Telephone Identity Credentials: Certificates

IETF RFC 8443, Personal Assertion Token (PASSporT) Extension for Resource Priority Authorization

IETF RFC 8588, Personal Assertion Token (PASSporT) Extension for Signature-based Handling of Asserted information using toKENs (SHAKEN)

IETF RFC 8816, Secure Telephone Identity Revisited (STIR) Out-of-Band Architecture and Use Cases

IETF RFC 8946, Personal Assertion Token (PASSporT) Extension for Diverted Calls

IETF RFC 9027, Assertion Values for Resource Priority Header and SIP Priority Header Claims in Support of Emergency Services Networks

United States STIR/SHAKEN regulations

WC Docket No. 17-97, Call Authentication Trust Anchor

Code of Federal Regulations—Caller ID AuthenticationApr 21, 2020Current federal laws for caller ID authentication, including the latest updates.
TRACED ActDec 30, 2019Law requires FCC to issue orders that require STIR/SHAKEN call authentication and related provisions.
Report and OrderMar 31, 2020Mandates STIR/SHAKEN.
Second Report and OrderSep 29, 2020Provides extensions for SHAKEN implementation, requires robocall mitigation program during extensions, requires certification in new Robocall Mitigation Database.
Third Report and OrderAug 6, 2021Establishes a process for voice service providers to appeal STI Governance Authority SPC Token revocation decisions to the Commission.
Caller ID Authentication Best PracticesDec 22, 2020Voluntary, optional best practices for SHAKEN authentication developed by the CATA Working Group.
Robocall Mitigation Database (RMD)Apr 20, 2021New portal used to submit, view, and download certifications in the RMD.
Fourth Report and OrderDec 10, 2021Accelerates SHAKEN implementation deadlines for small voice service providers that are non-facilities-based or are found to be a source of illegal robocalls.
Fifth Report and Order.May 19, 2022Mandates STIR/SHAKEN for gateway service providers (document includes several orders and proposed rules).
Caller ID Verification Best PracticesMay 24, 2022Voluntary, optional best practices for SHAKEN termination developed by the CATA Working Group.

United States Robocall mitigation regulations

CG Docket No. 17-59, Advanced Methods to Target and Eliminate Unlawful Robocalls

Report and OrderNov 16, 2017Allows providers to block calls from phone numbers that are invalid, unallocated, unused, or that appear on Do-Not-Originate (DNO) lists.
Second Report and OrderDec 12, 2018Establishes Reassigned Numbers Database.
Declaratory RulingJun 6, 2019Clarifies that service providers may offer opt-out call-blocking programs based on any reasonable analytics.
Third Report and OrderJul 16, 2020Establishes safe harbors for call blocking.
Fourth Report and OrderDec 29, 2020Requires service providers to police their networks and cooperate with traceback, adds network blocking to safe harbor, requires immediate notification of blocking by Jan 1, 2022.
Order on Reconsideration, Sixth Further Notice of Proposed Rulemaking, and Waiver OrderDec 10, 2021Changes and clarifies rules on immediate notification of call blocking.
Sixth Report and OrderMay 19, 2022Mandates robocall mitigation for gateway service providers (document includes several orders and proposed rules).

Canada STIR/SHAKEN regulations

CRTC 2018-3225 Jan 2018Measures to reduce caller identification spoofing and to determine the origins of nuisance calls
CRTC 2019-4029 Dec 2019CISC Network Working Group – Status of implementation by telecommunications service providers of authentication/verification measures for caller identification
CRTC 2019-4039 Dec 2019Establishment of the Canadian Secure Token Governance Authority
CRTC 2019-402-215 Sep 2020Rogers Communications Canada Inc. – Request for a nine-month postponement of STIR/SHAKEN implementation
CRTC 2021-1236 Apr 2021STIR/SHAKEN implementation for Internet Protocol-based voice calls
CRTC 2021-2675 Aug 2021Instructs the Canadian Secure Token Governance Authority to allow all telecommunications service providers to receive a STIR/SHAKEN certificate

STIR/SHAKEN blog posts and news

Feb 1, 2023

STIR/SHAKEN statistics from January 2023

Jan 25, 2023

Reply comments on FCC inquiry into non-IP call authentication

Jan 11, 2023

FCC sends STIR/SHAKEN report to U.S. Congress

Dec 21, 2022

Verizon seeks gateway provider deadline extensions

Dec 19, 2022

FCC decides on the small provider STIR/SHAKEN extension

Dec 14, 2022

Comments on the FCC inquiry into non-IP call authentication

Dec 14, 2022

Webinar recording — Get ready for STIR/SHAKEN

Nov 28, 2022

Webinar — Get ready for STIR/SHAKEN

Nov 21, 2022

ATIS Robocalling Testbed adds features

Nov 9, 2022

Legal Entity Identifiers and call authentication

Oct 26, 2022

Reply comments on SHAKEN extensions and effectiveness

Oct 19, 2022

NTCA suggestions for FCC non-IP SHAKEN inquiry

Oct 17, 2022

Proposed updates to SHAKEN governance standards

Oct 10, 2022

FCC to consider SHAKEN for TDM

Oct 5, 2022

Comments on SHAKEN extensions and effectiveness

Sep 29, 2022

Proposed updates to delegate certificate standards

Sep 19, 2022

Reply comments on proposed SHAKEN and robocall mitigation rules

Aug 29, 2022

Updated SHAKEN standard improves security

Aug 22, 2022

Comments on proposed SHAKEN and robocall mitigation rules

Jul 18, 2022

Final gateway provider SHAKEN rules published

Jul 13, 2022

Third-party signing undermines SHAKEN

May 31, 2022

Best practices for terminating providers using STIR/SHAKEN

May 23, 2022

New SHAKEN and robocall rules for gateway providers

Mar 30, 2022

Delegate certificate roles and benefits

Mar 7, 2022

The evolution of SHAKEN implementation claims

Feb 21, 2022

Impact of FCC challenges to robocall mitigation filings

Feb 14, 2022

FCC questions some SHAKEN implementation claims

Dec 13, 2021

FCC order accelerates SHAKEN deadline for some small providers

Nov 1, 2021

Canadian SHAKEN token access policy revised

Oct 20, 2021

STI-GA announces support for enhanced SHAKEN functionality

August 16, 2021

Canadian regulator changes service provider SHAKEN qualifications

July 15, 2021

SHAKEN for TDM standards approved

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STIR/SHAKEN information hub