Welcome to Callsign’s documentation portal

From installing SDKs to managing authentication policies, you’ll find everything you need to make the most of Callsign’s products. Use the links below to navigate our documentation and API specs for configuring Callsign on your web and mobile journeys.

Release notes

IDA platform

Release notes for Callsign's intelligence-driven platform

LEARN MORE

Mobile SDK

Release notes for Callsign's mobile SDK

LEARN MORE

Web authentication SDK

Release notes for Callsign's web authentication SDK

LEARN MORE

Web intelligence SDK

Release notes for Callsign's web intelligence SDK

LEARN MORE

Journeys

Register

Build & configure account opening journeys

LEARN MORE

Login

Build & configure web and mobile login journeys

LEARN MORE

Pay

Build & configure customer mobile and web payments

LEARN MORE

Manage

Build & configure account management journeys

LEARN MORE

Products

Authenticators

Explore and deploy Callsign’s web and mobile authenticators

LEARN MORE

Intelligence Engine

Define, configure and set risk indicators and thresholds

LEARN MORE

Orchestration Layer

Install and configure rulesets and policies across your core journeys

LEARN MORE

Out-of-band auth

Integrate and deploy OOB authenticators inc. SMS and call challenge

LEARN MORE

Mobile white label authenticator app

Offer simple and secure sign in options with our authenticator app

LEARN MORE

APIs and SDKs

Callsign’s APIs

Specs and documentation for Callsign’s APIs

LEARN MORE

Mobile SDK

Everything you need to deploy and use Callsign’s mobile SDK

LEARN MORE

Web authentication SDK

Everything you need to deploy and use Callsign’s web authentication SDK

LEARN MORE

Web intelligence SDK

Everything you need to deploy and use Callsign’s web intelligence SDK

LEARN MORE

Installation

Platform installation

Platform installation information for Hybrid and CS On-Prem environments

LEARN MORE

### Get in touch We're keen to hear about your experience and how we can improve. Let us know your thoughts about our documentation and what you'd like to see added by leaving us [feedback](mailto:support@callsign.com). - If you’d like to learn more about Callsign products, [get in touch](https://www.callsign.com/contact) - If you’re an existing customer, then please reach out to your client account manager [

![png_callsign.png](https://stoplight.io/api/v1/projects/cHJqOjE0MDk3Mg/images/odry5j3iyfc)](https://www.callsign.com)

|

[![png_twitter.png](https://stoplight.io/api/v1/projects/cHJqOjE0MDk3Mg/images/ouQecEoYFTE)](https://www.twitter.com/callsign)

|

[![png_insta.png](https://stoplight.io/api/v1/projects/cHJqOjE0MDk3Mg/images/XVQV3q3M7F4)](https://www.instagram.com/callsign_inc/)

|

[![png_linkedin.png](https://stoplight.io/api/v1/projects/cHJqOjE0MDk3Mg/images/X6Qvhp2EljI)](https://www.linkedin.com/company/callsign)

---------|----------|--------- |---------