Giorgia Azzurra Marson, Bertram Poettering. With one it is easy, with many it gets complicated: Understanding Channel Security for Groups. IACR Cryptology ePrint Archive, 2017:786, 2017. [doi]
@article{MarsonP17a,
title = {With one it is easy, with many it gets complicated: Understanding Channel Security for Groups},
author = {Giorgia Azzurra Marson and Bertram Poettering},
year = {2017},
url = {http://eprint.iacr.org/2017/786},
researchr = {https://researchr.org/publication/MarsonP17a},
cites = {0},
citedby = {0},
journal = {IACR Cryptology ePrint Archive},
volume = {2017},
pages = {786},
}