rfc6520.txt:Muenster University of Applied Sciences:fh-muenster:germany:9:feb:2012:UNKNOWN:kwd,seccons,ianacons:draft-ietf-tls-dtls-heartbeat:2011-12-06:2011-10-04:0:0:35:27:62:1:2009-07-06:347:draft-seggelmann-tls-dtls-heartbeat:2010-06-18:471:2012-02-07:66