[nsp-sec] 19K resolvers
Gabriel Iovino
giovino at ren-isac.net
Thu May 16 15:20:01 EDT 2013
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On 5/15/2013 3:12 PM, Gabriel Iovino wrote:
> ----------- nsp-security Confidential --------
>
> On 5/15/2013 1:12 PM, Krista Hickey wrote:
>> figure it's good to close down a few more resolvers if we can so share as necessary for mitigation
>
> Thank you!
>
> I found 359 edu IPs in your list. I was able to confirm ~343 are open
> resolvers $today.
>
> We will notify on the ~343 today, thanks again!
~23 hours later, it looks 69 of 343 or 20% are no longer open recursive
resolvers. We got a very positive response from the EDU sector with zero
negative feedback.
@krista:
Q1: How can I get you to automate this?
Q2: Once automated, can you share your methodology so others can
automate this too?
@jtk: How can I get you to use your goodwill to get others to report
this data too?
Thanks!!
Gabe
- --
Gabriel Iovino
Principal Security Engineer, REN-ISAC
http://www.ren-isac.net
24x7 Watch Desk +1(317)278-6630
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