@inproceedings {246306, author = {Yuncong Hu and Sam Kumar and Raluca Ada Popa}, title = {Ghostor: Toward a Secure {Data-Sharing} System from Decentralized Trust }, booktitle = {17th USENIX Symposium on Networked Systems Design and Implementation (NSDI 20)}, year = {2020}, isbn = {978-1-939133-13-7}, address = {Santa Clara, CA}, pages = {851--877}, url = {https://www.usenix.org/conference/nsdi20/presentation/hu-yuncong}, publisher = {USENIX Association}, month = feb }