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DNS Fragmentation: Real-World Measurements, Impact, and Mitigations

In this webinar, Carsten Strotmann will present the results of a study he is conducting (together with Roland van Rijswijk and Patrick Koetter) on DNS fragmentation. Packet fragmentation is emerging as an area of concern because of the potential for attacks leveraging this functionality. How much DNS fragmentation is there in the Internet? DNS Fragmentation Attacks The issue with the older Linux Kernel versions in LTS Linux Distributions Mitigations against DNS fragmentation You are welcome to post your questions about BIND 9 DNS on our helpful community mailing list at https://lists.isc.org/mailman/listinf.... The BIND Administrative Reference Manual is online at https://bind9.readthedocs.io/en/stable/. We also maintain a knowledgebase of handy technical articles at https://kb.isc.org. Internet Systems Consortium maintains and publishes the BIND 9 DNS software, under the open source MPL 2.0 license. ISC is a non-profit, operating to help support the Internet infrastructure and facilitate independent connection to and participation in the Internet. We support this work by offering users professional technical support contracts, including advance notification of security vulnerabilities before public disclosure. --- Learn more at http://www.isc.org