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The below documents provide global custodians who are looking to implement GCD with detailed information on creating and receiving global custodian messages that flow between their system and the ALERT platform.

Resources include, but are not limited to:

Resource  Tasks
Business/System Analysts Map market-specific settlement instructions to/from ISO SSI standard message formats 
Database Architects Ensure the use of an efficient database structure
Developers Build maps to/from the database to an xml schema and ensure a secure and controlled systemic process
MQ Administrators Configure MQ connectivity


# Name Description Added On
1 ALERT Global Custodian 1.0 Direct XML Message Specification ALERT Global Custodian 1.0 Direct XML Message Specification
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Contains the messages, data dictionary, and error codes for the ALERT Direct Global Custodian 1.0 client interface.

18 July 2019
2 ALERT GC Direct 1.0 Interface: XSD File
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XSD file for the ALERT GC Direct 1.0 interface.

02 October 2017

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GCD users also have the option to access the ALERT web user interface which provides the following functionality:

  • View account and SI information
  • Access and download self-service reports of SSI and account information
  • Use SI Scan to check that SI information conforms with market rules and validations
  • Upload new SSIs


Further information about the Web Interface can be found in the  pdf ALERT Global Custodian Direct Web Interface User's Guide (1.53 MB) or in the video below: