9-10 May 2015
Okura Hotel
Europe/Amsterdam timezone

"Yes means HET" - traffic increase by protocol mismatch

9 May 2015, 11:55
Heian I/II (Okura Hotel)

Heian I/II

Okura Hotel

Ferdinand Bolstraat 333 1072 LH Amsterdam
Members-only Members Session


Mr. Peter Koch (DENIC eG)


It is common wisdom that DNS server implementations must not respond to responses to prevent a denial of service by spoofed traffic injection. We will share an observation of a system that accidentally turned responses into new requests, generating a "loop" that might go unnoticed.

Primary author

Mr. Peter Koch (DENIC eG)

Presentation Materials

Your browser is out of date!

Update your browser to view this website correctly. Update my browser now