Cybersecurity Newsletter, August 17 - 23
Qrator Newsletter

Hello and welcome to the regular networking and cybersecurity newsletter brought to you every weekend! This time we are looking at the articles and materials published between August 17 and 23, 2020.

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Cybersecurity Newsletter, August 10 - 16
Qrator Newsletter

Hello and welcome to the regular networking and cybersecurity newsletter brought to you every weekend by Qrator Labs! This time we are looking at the articles and materials published between August 10 and 16, 2020.

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What is happening with the BY internet segment in terms of BGP and IPv4/IPv6
Radar

Before we start investigating what is happening with the Internet within and outside of Belarus, let us quote a couple of sentences we are repeating in annual National Reliability Research & Report

“Strictly speaking, when the BGP and the world of interdomain routing were in the design stage, the creators assumed that every non-transit AS would have at least two upstream providers to guarantee fault tolerance in case one goes down. However, the reality is different; over 45% of ISP’s have only one connection to an upstream transit provider. A range of unconventional relationships among transit ISPs further reduces reliability. So, have transit ISPs ever failed? The answer is yes, and it happens with some frequency. The more appropriate question is — under what conditions would a particular ISP experience service degradation? If such problems seem unlikely, it may be worth considering Murphy’s Law: “Anything that can go wrong, will.”

Why are we repeating this rather than start with the facts and timesteps as usual? Because this is precisely the case, from our point of view, with Belarus’ internet segment. Let us take a look at two diagrams representing a BGP network of Belarus a month ago, at the beginning of July 2020:

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Cybersecurity Newsletter, August 3 - 8
Qrator Newsletter

Greetings to all the readers of our regular networking and cybersecurity newsletter! With this issue, we are looking at everything that has happened between August 3 and 8, 2020.

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Cybersecurity Newsletter, July 27 - August 1
Qrator Newsletter

Greetings within our regular networking and cybersecurity newsletter! This time are going to have a closer look at articles and academic papers published between July 27 and August 1, 2020.

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AS10990 and the peerless CDN combined with routing optimization tale
Radar

On the border of July 29 and 30, depending on where in the world you were, a routing anomaly occurred. Following the NANOG question regarding what exactly was happening, Qrator.Radar team loaded the researching instruments and dived into the investigation. Nevertheless, before we start, let us take a general overview of that play's main actors.

 

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Cybersecurity Newsletter, July 20 - 25
Qrator Newsletter

Welcome to our regular weekend newsletter containing every remarkable story on networking and cybersecurity published between July 20 and 25, the year 2020.

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264462 massive route leak
Radar

In the morning of Tuesday, July 21 a Brazilian AS 264462 belonging to “Comercial Conecte Sem Fio Ltda me” as it is stated in the whois record for this particular ASN, leaked massive 13046 network prefixes in a networking incident that lasted for 1 hour and 23 minutes, starting at 9.15 UTC and ending at 10.38.

 

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Cybersecurity Newsletter, July 13 - 18
Qrator Newsletter

As always, greetings within the latest cyber- and networking security newsletter brought to you by Qrator Labs. This time we are going to take a look at the most important and relevant stories published between July 13 and 18 of the year 2020.

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Cybersecurity Newsletter, July 6 - 11
Qrator Newsletter

Hello and welcome to our weekly recap of the news and articles worth attention on the topics of networking and cybersecurity published July 6 to 11, 2020.

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