Update README.md

copyright

README.md

@@ -232,8 +232,8 @@ If interested, you can read our recent works about deepfake detection, and more
 <a href="#top">[Back to top]</a>
 
 
-This repository is licensed by [The Chinese University of Hong Kong, Shenzhen](https://www.cuhk.edu.cn/en) and [Shenzhen Research Institute of Big Data](http://www.sribd.cn/en) under Creative Commons Attribution-NonCommercial 4.0 International Public License (identified as [CC BY-NC-4.0 in SPDX](https://spdx.org/licenses/)). More details about the license could be found in [LICENSE](./LICENSE).
+This repository is licensed by [The Chinese University of Hong Kong, Shenzhen](https://www.cuhk.edu.cn/en) under Creative Commons Attribution-NonCommercial 4.0 International Public License (identified as [CC BY-NC-4.0 in SPDX](https://spdx.org/licenses/)). More details about the license could be found in [LICENSE](./LICENSE).
 
-This project is built by the Secure Computing Lab of Big Data ([SCLBD](http://scl.sribd.cn/index.html)) at The Chinese University of Hong Kong, Shenzhen and Shenzhen Research Institute of Big Data, directed by Professor [Baoyuan Wu](https://sites.google.com/site/baoyuanwu2015/home). SCLBD focuses on research of trustworthy AI, including backdoor learning, adversarial examples, federated learning, fairness, etc.
+This project is built by the Secure Computing Lab of Big Data (SCLBD) at The School of Data Science (SDS) of The Chinese University of Hong Kong, Shenzhen, directed by Professor [Baoyuan Wu](https://sites.google.com/site/baoyuanwu2015/home). SCLBD focuses on research of trustworthy AI, including backdoor learning, adversarial examples, federated learning, fairness, etc.
 
-If any suggestion or comment, please contact us at <wubaoyuan@cuhk.edu.cn>.
+If any suggestion or comment, please contact us at <wubaoyuan@cuhk.edu.cn>.