rfc7146.txt:David McGrew's observations about the birthday bound implications of:UNKNOWN:UNKNOWN:18:apr:2014:UNKNOWN:kwd,seccons:draft-ietf-storm-ipsec-ips-update:2006-03-02:2006-01-24:15:0:0:23:38:1:2005-11-11:0::2005-11-11:78:2006-05-15:73