@inproceedings {277116, author = {Nirvan Tyagi and Julia Len and Ian Miers and Thomas Ristenpart}, title = {Orca: Blocklisting in {Sender-Anonymous} Messaging}, booktitle = {31st USENIX Security Symposium (USENIX Security 22)}, year = {2022}, isbn = {978-1-939133-31-1}, address = {Boston, MA}, pages = {2299--2316}, url = {https://www.usenix.org/conference/usenixsecurity22/presentation/tyagi}, publisher = {USENIX Association}, month = aug }