We are pleased to inform you that the access and authentication issues with CNKI, which occurred during their platform upgrade, have been fully resolved.

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The CNKI (China National Knowledge Infrastructure) service is currently experiencing technical difficulties due to an authentication error. Please refer to the details below:

                                        - Details -

1. Issue: Access error caused by the CNKI system upgrade

2. Affected Databases: China Academic Journal (CAJ)Opens a new window, China Core Newspapers Full-text Database (CCND)Opens a new window, China Doctor/Master's Dissertation Database (CDMD)Opens a new window

3. Period: Thursday, March 5, 2026 – Friday, March 6, 2026, 17:20

   
   

The publisher is currently working on an urgent restoration.

We will provide a follow-up notice as soon as the service is fully restored.

We apologize for any inconvenience caused.

* Contact

-  Collection Development & Management Dept. : 02-3290-1474 / haeryung@korea.ac.kr

- Research Information Curation Services Team :  02-3290-4227 / ppakyo@korea.ac.kr