Scott D. Lawrence, Vijay K. Gurbani. Extended Key Usage (EKU) for Session Initiation Protocol (SIP) X.509 Certificates. RFC, 5924:1-8, June 2010. [doi]
@article{rfc5924,
title = {Extended Key Usage (EKU) for Session Initiation Protocol (SIP) X.509 Certificates},
author = {Scott D. Lawrence and Vijay K. Gurbani},
year = {2010},
month = {June},
doi = {10.17487/RFC5924},
url = {https://doi.org/10.17487/RFC5924},
researchr = {https://researchr.org/publication/rfc5924},
cites = {0},
citedby = {0},
journal = {RFC},
volume = {5924},
pages = {1-8},
}