Dear MOSIP Community,
We are pleased to announce the release of Compliance Tool Kit (CTK) v1.4.3 
, a patch release focused on critical bug fixes, enhanced SDK test coverage, and improved conformance with MOSIP and ABIS integration specifications.
What’s New in v1.4.3
Key Highlights
- Enhanced SDK Test Cases:
21 new SDK test cases added across Face, Finger, and Iris modalities to validate<BDB>and<EXCEPTION>handling. - Better Schema Validation:
CTK now clearly distinguishes between invalid version and schema structure errors. - UUID Format Fixes:
Reference ID generation logic updated to match standard MOSIP UUID formats for ABIS integration.
Exception Handling Scenarios Covered
<BDB>empty/null/missing with<EXCEPTION>true → valid BIR response.<BDB>empty/null/missing with<EXCEPTION>false → SDK returns 402/404.- Valid
<BDB>+<EXCEPTION>true → SDK returns 401 error.
Technical Improvements
- Conformance enhancements in CTK-ABIS flows.
- Improved internal handling and debug capability around invalid or missing data structures in SDK calls.
For a detailed overview of the release, please visit the CTK v1.4.3 Release Notes.
To explore the functionalities introduced in the V1.4.3 release, refer to our documentation. For inquiries regarding compliance with the MOSIP specification, feel free to contact us at info@mosip.io.
Note: CTK 1.4.3 will soon be available in the Synergy environment. Stay tuned for updates!
Thank You
We extend our sincere appreciation to the development and QA teams, as well as all contributors involved in this release. Your efforts help us advance compliance, robustness, and usability across MOSIP partner integrations.
If you have any questions, please reach out via community.mosip.io.
Warm regards,
Sanchi Singh
Product Owner – CTK
On behalf of the MOSIP Team