On May 23, 2014, at 6:53 PM, "BBcan177" <[email protected]> wrote:

>>> 
>>> I have been working on a script that downloads over 50 different Blocklists 
>>> and performs a duplication check to reduce the size of the data. It can 
>>> download .CSV, .TXT, ,GZ, .ZIP files and also scrape from certain websites 
>>> that post only a web copy of their Blocklists. 
> 
> ie : ET, Spamhaus, IBlock,  dShield, Atlas, Alienvault etc.. I have been 
> researching Blocklists for several Months and have found the current list to 
> be beneficial in Blocking Malicious IPs.
> 
> It utilizes a tool called "Grepcidr" to make the de-duplication work.
> 
> It also looks at the number of IP addresses found in a /24 range and can 
> condense the list and enter a /24 block instead. This is done in three ways
> 
> 1) Using a "max" variable, if it finds over the Max variable it will perform 
> a Maxmind Geoip Database lookup and will process a /24 block for configured 
> Foreign Countries on an individual Blocklist Basis.
> 2) Using a "dmax" variable  if it finds over the dmax variable it will 
> perform a Maxmind Geoip Database lookup and will process a /24 block for 
> configured Foreign Countries at the end of the download process on all of the 
> Blocklists together.
> 3) Using a "pmax" variable, if it finds over the dmax variable it will 
> process a /24 Block excluding Country Code whitelist at the end of the 
> download process on all of the Blocklists together.
> 
> So I set max to 5, dmax to 5 and pmax to 50 in my setup.
> 
> Depending on how aggressive / conservative an admin wants to configure the 
> processes or disable them completely and just use the de-duplication 
> processes.
> 
> It is currently outputting to a text file in an "x.x.x.x/zz" format but can 
> be configured for any output format.
> 
> I have been testing it for several weeks in my pfsense pfBlocker Application 
> which loads the files into Blocklist tables.
> 
> I also found a way to use the Maxmind database to make a Country Code 
> Specific Blocklist, excluding whitelisted countries.
> 
> If anyone would like to test the script out, I would be more than happy to 
> release it. (send me an email). 
> 
> 

Yes very much please :) 

> 
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