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Speculating on DNS DDoS

Speculating on DNS DDoS

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Geoff Huston

16 min read

The recent attacks on the DNS infrastructure operated by Dyn have generated a lot of comment in recent days. Indeed, it’s not often that the DNS itself has been prominent in the mainstream of news commentary and, in some ways, this DNS DDoS prominence is for all the wrong reasons! I’d like to specu…

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The Trouble with NAT - Part 3

The Trouble with NAT - Part 3

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Mirjam Kühne

6 min read

This is the final post in a series on Network Address Translation (NAT), provided by Mark Smith. In this post, Mark discusses the fundamental constraints of NAT and addresses some FAQs about IPv6 without NAT.

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The Trouble with NAT - Part 2

The Trouble with NAT - Part 2

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Mirjam Kühne

12 min read

This is the second post in a series on NATs contributed by Mark Smith, based on a presentation given at AusNOG 2016. In the first post, Mark discussed Network Critical Success Factors (NCSFs). In this post, he is going into details about the trouble with Network Address Translation (NAT).

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The Trouble with NAT - Part 1

The Trouble with NAT - Part 1

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Mirjam Kühne

7 min read

This is a guest post by Mark Smith, based on a presentation he gave at the AusNOG 2016 conference on this topic. This is the first post of three, and in this article Mark will discuss the concept of Network Critical Success Factors (NCSFs) before getting into ‘the trouble’.

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A Quick Look at the Attack on Dyn

A Quick Look at the Attack on Dyn

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Massimo Candela

6 min read

We used a number of RIPE NCC tools and data sets to take a quick look at the recent DDoS attack on Dyn’s infrastructure. We wanted to see if this could be found in the data produced by the RIPE Atlas community.

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IPv6 and the DNS

IPv6 and the DNS

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Geoff Huston

19 min read

The exhortations about the Internet’s prolonged transition to version 6 of the Internet Protocol continue, although after some two decades the intensity of the rhetoric has faded and, possibly surprisingly, it has been replaced by action in some notable parts of the Internet. But how do we know the…

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Orange Blacklisting: A Case for Measuring Censorship

Orange Blacklisting: A Case for Measuring Censorship

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Stéphane Bortzmeyer

2 min read

On 17 October 2016, a website hosted by the French Ministry of the Interior went offline when a large number of customers of the Internet service provider, Orange, were redirected to the site. The problem occurred after Google, Wikipedia and cloud provider OVH were mistakenly placed on a terrorism …

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DDoS_Olympics.png

Defending the Olympics from DDoS

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Mirjam Kühne

7 min read

Please read this guest post by Tony Scheid about fighting Distributed Denial of Service (DDoS) attacks during the Olympics in Rio de Janeiro.

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Supporting IPv6 Deployment Through Policy

Supporting IPv6 Deployment Through Policy

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Marco Schmidt

4 min read

It was about one year ago that the RIPE community reached consensus on a policy proposal that introduced additional criteria for initial IPv6 allocations. We thought it was time to look back at the origins of this proposal and see how the change has worked out since.

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DNSSEC and ECDSA

DNSSEC and ECDSA

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Geoff Huston

22 min read

Is the elliptical curve cryptographic algorithm (ECDSA) a viable crypto algorithm for use in DNSSEC today? And what has changed over the last two years?

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