[Chapter-delegates] Internet Census 2012
Joly MacFie
joly at punkcast.com
Tue Mar 19 12:34:56 PDT 2013
I think that could be somewhat of an arbitrary call. If a door is open
is it illegal to walk through? Often the answer is down to the intent,
which here was benign.
On Tue, Mar 19, 2013 at 10:16 AM, Bert Wijnen (IETF)
<bertietf at bwijnen.net> wrote:
> So when I read "botnet of 1.3 million hosts" I wonder
>
> Was/is this data collected legally?
>
> Bert Wijnen
>
>
> On 3/19/13 10:12 AM, Joly MacFie wrote:
>>
>> [Via Franck Martin]
>>
>> An ad hoc survey using a botnet counts 1.3 billion hosts
>>
>>
>> http://internetcensus2012.bitbucket.org/
>>
>> Abstract
>> While playing around with the Nmap Scripting Engine (NSE) we
>> discovered an amazing number of open embedded devices on the Internet.
>> Many of them are based on Linux and allow login to standard BusyBox
>> with empty or default credentials. We used these devices to build a
>> distributed port scanner to scan all IPv4 addresses. These scans
>> include service probes for the most common ports, ICMP ping, reverse
>> DNS and SYN scans. We analyzed some of the data to get an estimation
>> of the IP address usage.
>>
>> All data gathered during our research is released into the public
>> domain for further study.
>>
>> So, how big is the Internet?
>>
>> That depends on how you count. 420 Million pingable IPs + 36 Million
>> more that had one or more ports open, making 450 Million that were
>> definitely in use and reachable from the rest of the Internet. 141
>> Million IPs were firewalled, so they could count as "in use". Together
>> this would be 591 Million used IPs. 729 Million more IPs just had
>> reverse DNS records. If you added those, it would make for a total of
>> 1.3 Billion used IP addresses. The other 2.3 Billion addresses showed
>> no sign of usage.
>>
>>
>> We hope other researchers will find the data we have collected useful
>> and that this publication will help raise some awareness that, while
>> everybody is talking about high class exploits and cyberwar, four
>> simple stupid default telnet passwords can give you access to hundreds
>> of thousands of consumer as well as tens of thousands of industrial
>> devices all over the world.
>>
>>
>> --
>> ---------------------------------------------------------------
>> Joly MacFie 218 565 9365 Skype:punkcast
>> WWWhatsup NYC - http://wwwhatsup.com
>> http://pinstand.com - http://punkcast.com
>> VP (Admin) - ISOC-NY - http://isoc-ny.org
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>
--
---------------------------------------------------------------
Joly MacFie 218 565 9365 Skype:punkcast
WWWhatsup NYC - http://wwwhatsup.com
http://pinstand.com - http://punkcast.com
VP (Admin) - ISOC-NY - http://isoc-ny.org
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