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WordPress – BotNet Login Hacking Attacks

Friday, May 11th, 2012

So, why should you use login restrictions or a Login monitor (plugin or other solution) for your WordPress site? Just one reason – from one day of web logs for one domain – there were no successful logins during this ‘attack’. 5/9/2012 Fail | Start/Stop | IP address | GeoIP Info —–|——————-|—————–|—————————————-   1.    1 Continue reading →

PHP – decoding ‘gzinflate(str_rot13(base64_decode’ hack attempts

Monday, April 9th, 2012

A recent ‘alarm’ about RFI (remote file inclusion)  ‘attacks’ against PHP coded web sites (i.e. any WordPress site) got me curious about some of my log messages.  In this case the web server/PHP application were not compromised due to a somewhat guarded server configuration.  The configuration also ‘captured’ the triple-encoded attack code (some excerpts below.) Continue reading →

VirtualBox on the ‘Rocks’

Wednesday, October 5th, 2011

Rocks is an OS + tools clustering solution that requires front-end and compute nodes with ~1GB of RAM and 30GB of disk.  I decided to give Rocks a whirl using VirtualBox – no real need but it does provide an opportunity to explore some current HPC/clustering solutions. ** Since this post is my reaction to Continue reading →

Reporting Network Abuse and/or Hacked Systems

Monday, September 26th, 2011

**Who Ya Gonna Call? Before we can figure out where to send network/system abuse reports to we need to understand who might actually be responsible, or, who might accept responsibility for the resource/network from whence  possible abuse is originating… With the slate of high profile reported system and network ‘hacks’ in 2011 you might think Continue reading →

Linux GeoIP Firewall via iptables (using ipset)

Saturday, September 24th, 2011

In a previous post using GeoIP data with xtables-addons was discussed. CAVEAT – GeoIP data changes constantly – if you implement such a solution then make sure that you also add some sort of auto-data-update process.  Also, GeoIP filtering does not provide any guarantee that a system from ‘filtered IP space’ cannot access your resource Continue reading →

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