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100 Node Micro-lan (DS18B20 Sensor Network)

Sunday, June 26th, 2011

Well, maybe not 100 nodes in ‘production’ but 100 nodes during testing… I started out on a simple data quest that evolved into a detailed data quest.  The original question: How hot is the attic? (Update – 2011 Data at: Living in the sunny south attic temperatures can dramatically impact overall heating/cooling costs and Continue reading →

Securing WordPress 3.x Multi-Site

Sunday, February 6th, 2011

WordPress 3.x is a dual-use Internet Publishing solution – use it for a single domain, host multiple sub-domains (or sub-folders) or host multiple, unique domains. Start with the foundation before getting into WordPress specific solutions – are each of your server base components up-to-date and secure as needed/possible?: Apache security: base configuration using a best Continue reading →

Recent WordPress Plugin ‘scans’

Monday, January 31st, 2011

I am sure that most folks managing WordPress sites pay attention to their web server ERROR logs.  I came across this set of very specific scans for WordPress plugins – I suspect that either some entity was simply ‘researching’ the use of these OR that these plugins may have some security concerns (this is un-confirmed) Continue reading →

Bot Battles – defense on ‘the edge’

Monday, August 2nd, 2010

If you have been asleep then you missed the news about Wang Jun – the Chinese* Cyber Army.  A speaker at Black Hat (USA) was scheduled to discuss Wang Jun reportedly cancelled the presentation after pressure from the Taiwanese (and perhaps Chinese) government. Hmmm… what you may not know is that at least one company/researcher Continue reading →

USB (serial) GPS troubleshooting…

Sunday, August 1st, 2010

Sequence seems to matter more in some instances than in others.  In this case the OS (Windows 7) combined is a USB serial connected device was problematic. If the GPS device (essentially a direct connected, serial device being used without a device/brand specific ‘driver’ was causing problems) was turned on BEFORE the laptop then the Continue reading →

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