Stir/Shaken Implementation: A Step-by-Step Guide for Service Providers

 The fight against fraudulent robocalls has elevated in importance for telecom service providers in the age of digital communication. The United States' Federal Communications Commission (FCC) has required the use of the Stir/Shaken architecture as a solution to this problem. A collection of protocols called Stir/Shaken seeks to authenticate and confirm the source of phone calls, hence lowering the frequency of fraudulent faked calls. We will take service providers step-by-step through the implementation of Stir/Shaken in this detailed guide. 


Knowing how to stir/shaken : -


It is essential to first understand the Stir/Shaken basics. The basic ideas, as well as the responsibilities of the Secure Telephone Identity (STI) Policy Administrator, the Certificate Authority (CA), and the Verification Service Provider (VSP), will be explained in this section. We will look at how to identify and verify the identity of the calling person using digital certificates and cryptographic signatures 


Making Plans for Implementation :-


There are a few requirements that must be satisfied before beginning the implementation process. The essential preparations will be described in this part, including acquiring a Service Provider Code (SPC), choosing a Certificate Authority, and setting up a governance structure. We will also go over the significance of interconnection agreements and stakeholder collaboration.. 


How to Get Certificates  :-


The acquisition of the necessary digital certificates is the foundation of Stir/Shaken implementation. Here, we will instruct service providers on how to create and ask the chosen Certificate Authority for the required certificates. A key pair generation method, certificate signing requests (CSRs), and the certificate issuing procedure are a few of the subjects we'll go through 


Implementing STI-PASS :-


A crucial part of the Stir/Shaken structure is the STI-PASS. The deployment of the STI-PASS, which entails setting up the required systems for policy administration and configuring the Policy Administrator, will be described in detail in this section. We will also go over how crucial it is to keep the STI-PASS updated and under constant observation for best results. 


Putting the VSP in place  :-


Verifying and authenticating incoming calls is the responsibility of the Verification Service Provider (VSP). We will describe how to choose and incorporate a VSP into the infrastructure of the service provider in this part. On the basis of the verification results, we will discuss choices for handling calls as well as the VSP selection criteria, call validation techniques, and selection criteria. 


Certification and Testing  :-


Stir/Shaken must undergo extensive testing and certification in order to be successfully implemented. End-to-end call flow testing, network element testing, and interoperability testing are just a few of the testing approaches that will be covered. We will also go through the certification procedure and the significance of adhering to STI-GA and FCC rules. 


Conclusion  :-


A crucial step in the battle against unlawful robocalls and caller ID spoofing is the deployment of Stir/Shaken. Service providers may effectively adopt Stir/Shaken and contribute to a more dependable and secure telecommunications environment by following the detailed instructions provided in this article. Stir/Shaken will continue to be successful in minimising fraudulent calls and protecting customers as long as regulatory requirements are complied with and routine maintenance is performed. 

Keep in mind the Stir implementation's success. 


Original Source: - https://smarttelephonyplatform.wordpress.com/2023/06/01/stir-shaken-implementation-a-step-by-step-guide-for-service-providers/

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