[1] [CITE@en[RFC 7030 - Enrollment over Secure Transport]]
([TIME[2015-02-01 21:11:28 +09:00]] 版)
<https://tools.ietf.org/html/rfc7030>

[2] [CITE@en[RFC 7894 - Alternative Challenge Password Attributes for Enrollment over Secure Transport]]
([TIME[2016-06-23 20:15:41 +09:00]])
<https://tools.ietf.org/html/rfc7894>

[3] [CITE@en[RFC 7030 - Enrollment over Secure Transport]]
([TIME[2016-06-19 16:27:56 +09:00]])
<https://tools.ietf.org/html/rfc7030>