@InProceedings{nayak_et_al:LIPIcs.DISC.2020.28, author = {Nayak, Kartik and Ren, Ling and Shi, Elaine and Vaidya, Nitin H. and Xiang, Zhuolun}, title = {{Improved Extension Protocols for Byzantine Broadcast and Agreement}}, booktitle = {34th International Symposium on Distributed Computing (DISC 2020)}, pages = {28:1--28:17}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-168-9}, ISSN = {1868-8969}, year = {2020}, volume = {179}, editor = {Attiya, Hagit}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.DISC.2020.28}, URN = {urn:nbn:de:0030-drops-131064}, doi = {10.4230/LIPIcs.DISC.2020.28}, annote = {Keywords: Byzantine agreement, Byzantine broadcast, extension protocol, communication complexity} }