core-wg/echo-request-tag

Echo value must be unpredictable

Closed this issue · 1 comments

gselander commented

The value of the Echo needs to be unpredictable, it is not sufficient with random.

chrysn commented

Closed in a901baf: "The Echo option value MUST contain 32 (pseudo-)random bits that are not predictable for any other party than the server, …"