LSEG™ World-Check®
One API
Harnessing the global power of LSEG™ World-Check® and the next generation of screening
software, the LSEG™ World-Check® One API allows the integration of large volumes of informationand advanced functionalities into existing workflows and internal systems – streamlining thescreening process for onboarding, Know Your Customer (KYC) and third-party risk due diligence.
Why the World-Check One API?
••••Powered by World-Check
Saves time and effort, increasing efficiency in yourKYC/AML processes
Uses World-Check One’s next-generation screening
technology
Uses secondary identifiers to reduce false positives

Key features•••

Allows integration with existing third-party systems, suchas a CRM system, in order to manage onboarding, KYC
and third-party due diligence
Uses World-Check data, including our opt-in content
sets such as Iran Economic Interest (IEI), U.S. SAM andMedia Check
Allows the saving or screening of a single name, including
any secondary identifiers (e.g., date of birth)

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Allows editing and rescreening of an existing case
Supports screening of names in different languages andscripts (using the World-Check One matching engine)
Option for ongoing screening
Screens across all or selected source types(e.g., sanctions only)
Designed with developers in mind to enable rapid
integration development
Includes free access to the World-Check One userinterface, where the authorized user can:– Set up groups, roles and users– Configure groups and associated settings(e.g., auto-resolution)– View full match information, match remediation andaudit trail– Delete and archive cases
Upload internal and third-party lists to screen against onthe World-Check One platform using Watchlist Screening
Use either synchronous or asynchronous screening
API requests

Developer community
A dedicated API developer portal provides all documentation, tutorials, quick start guides and FAQs necessary to help developers
integrate the World-Check One API into an internal platform or CRM system. A Q&A forum is available during the testing andimplementation phase, as well as post-go-live via the Developer Forum.

LSEG World-Check One API

Interaction overview

Client’s internal system

User enters client or third party
name and details as part of an
existing process, e.g., onboarding

InternetHTTPS/JSON Request

LSEG

Screening Gateway

HTTPS/JSON Response

Matching Engine
Internal system/platform highlights
possible matches and allows user toevaluate associated risk, supporting
decision-making process

Sanctions, PEP, Law Enforcement, etc.
User takes steps and records actions
as per business workﬂow within theinternal system, e.g., reject/accept
new client or third-party relationship

LSEG is one of the world’s largest providers of ﬁnancial markets data and infrastructure, serving over 40,000 institutions in over 190 countries. It provides leading data andinsights, trading platforms, and open data and technology platforms that connect a thriving global ﬁnancial markets community – driving performance in trading, investment,
wealth management, regulatory compliance, market data management, enterprise risk and ﬁghting ﬁnancial crime.

Visit www.lseg.com/risk-intelligence

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