Index R R RFC RFC 2104#section-2 RFC 2104#section-3 RFC 3279 RFC 3279#section-2.2.3 RFC 3986 RFC 5234, [1] RFC 5280#section-4.1.2.7 RFC 5480 RFC 5753#section-2.1 RFC 8017#section-8.2 RFC 8032#section-5.1 RFC 8410#section-4