@inproceedings{xu07acns, author = {Xu, Xuxin and Wang, Lingyu and Youssef, Amr and Zhu, Bo}, title = {Preventing Collusion Attacks on the One-Way Function Tree (OFT) Scheme}, booktitle = {ACNS '07: Proceedings of the 5th international conference on Applied Cryptography and Network Security}, year = {2007}, isbn = {978-3-540-72737-8}, pages = {177--193}, location = {Zhuhai, China}, publisher = {Springer-Verlag}, address = {Berlin, Heidelberg}, }