'Dns resolvers' presentation slideshows

Why DNSSEC

Why DNSSEC. Material s by Richard Lamb, ICANN Lagos, Nigeria March 2019. DNS Basics. DNS converts names (www.anrt.ma) to numbers (194.204.241.139) ..to identify services such as www and e-mail ..that identify and link customers to business and visa versa. US-NSTIC effort.

417 views • 41 slides

Why DNSSEC

Why DNSSEC. Tallinn, Estonia Sep 2017 r ichard.Lamb@icann.org. DNS Basics. DNS converts names ( www. krediidipank.ee ) to numbers ( 194.204.8.129 ) ..to identify services such as www and e-mail ..that identify and link customers to business and visa versa. US-NSTIC effort.

406 views • 40 slides

Measuring DNSSEC

Measuring DNSSEC. Geoff Huston & George Michaelson APNICLabs October 2012. What are the questions?. What proportion of DNS resolvers are DNSSEC-capable? What proportion of users are using DNSSEC- validating DNS resolvers? Where are these users?. Experimental Technique.

316 views • 31 slides

History of DNS Amplification

Defeating DNS Amplification Attacks UKNOF Manchester Central, UK January 21 2014 Ralf Weber Senior Infrastructure Architect. History of DNS Amplification. DNS amplification attacks aren' t new Periodically reemerge as attackers read history books ? NANOG 56

309 views • 30 slides

DNS over IPv6

DNS over IPv6. Geoff Huston & George Michaelson APNICLabs October 2012. What are the questions?. What proportion of DNS resolvers are capable of performing DNS queries using IPv6? What proportion of users are using IPv6-capable DNS resolvers?

304 views • 27 slides

On Queries to the Root

378 views • 26 slides

Identifying DNS heavy hitters in root servers data

Identifying DNS heavy hitters in root servers data. Minas Gjoka. CAIDA University of California, Irvine. Motivation/Goals. Percentage of invalid traffic huge (~98%). Anycast deployment alleviates the problem at extra cost Goals Characterize the sources of invalid traffic.

333 views • 21 slides

Comparing DNS Resolvers in the Wild

Comparing DNS Resolvers in the Wild. DNS. Domain Name System Translates domain names into IP addresses Hierarchical distributed System Nodes are called as name servers What are resolvers?. Comparing DNS Resolvers in the Wild. DNS has evolved a lot over the years

305 views • 17 slides

Measuring DNSSEC Use

53 views • 5 slides