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Should Networked Safety Systems be Connected to Control Systems in Critical Applications

Safety systems are used in chemical plants, refineries, pipelines, water treatment, railroads, manufacturing, power plants, nuclear plants, etc. They are used as a “last line of defense” to protect critical processes whose failure can have a serious effect on the system/facility, facility personnel, the general public, and/or the environment. The types of safety systems being addressed include Safety Integrated Systems (SIS),...

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Let's Encrypt (the Entire Web): 2014 in Review

Last month we were very pleased to announce our work with Mozilla, the University of Michigan, Cisco, Akamai and IdentTust on Let's Encrypt, a totally free and automated certificate authority that will be launching in summer 2015. In order to let mainstream browsers seamlessly connect securely to your web site, you need a digital certificate. Next year, we'll provide you with that certificate at no charge, and, if you choose, our...

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Instagram: TOP 10 most liked pictures of the week #11

The TOP 10 Instagram most liked brand pictures. The total of likes for this week’s TOP 10 is 2,804,801 compared to last week 3,255,405 and the total number of comments is 23,864 compared to last week 27,936 . Discover the TOP 10 most liked brand pictures now To complete your reading, be sure to check out our Instagram Weekly Digest video on Instagram To complete your read check out our Index for Brands 10 – Forever21 A photo...

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What I hate about themes

Just to disclose the truth: I don’t really hate themes. But as a plug-in developer with tens of thousands of users, what I hate is undisclosed conflicts – and themes are a big part of that problem. We’re talking about tech support. The other day, Pippin Williamson posted this Tweet: If you're a #WordPress theme developer, please do not modify file upload locations. There is zero reasons a theme should be doing that. —...