Author Archives: Admin

Cyber risk reports by HP

HP has published the latest revision of their report, available via Security Intelligence and Risk Management page. The HP 2012 Cyber Risk Report is an annual collaboration among groups within HP Enterprise Security Products that gives organizations a view into … Continue reading

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Hugin, tool for creating panorama photos

Hugin is a good open source tool for creating panoramas of your overlapping photos of a scenary. Example: combining 3 sky photos Hugin contains several options for combining the images. The figure below is obtained after making manual alignment of … Continue reading

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DIY Star Chart (planisphere)

There are 2 great sources if you wish to create yor own star chart. Online planisphere tool Ready made Uncle Al’s Starwheels in Wikipedia: A planisphere is a star chart in the form of two adjustable disks that rotate on … Continue reading

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ITU’s Facts and Figures, now data for 2013 is available

ITU is publishing yearly Facts and Figures estimates within the ICT Industry. For example, the number of mobile subscriptions, see below. Internet user’s proportion, see below, etc. etc.

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Using ImageMagick to reveal existence of hidden steganographic messages with DIY IM-simpleGUI tool

Tools used ImageMagick is a powerfull CLI tool for image processing. For different commands, see their www pages. The following commands are used in this blog: compare convert montage In addition ImageMagick contains image filters like Laplacian (IM, wikipedia), Sobel … Continue reading

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Flow diagram of payment card data, or personal data, in the cloud

The recent PCI DSS Information supplement “PCI DSS Cloud Computing Guidelines” emphasizes the same message as earlier guidelines like ISO standard “29100 Privacy Framework“ NIST SP 800-122: Guide to Protecting the Confidentiality of Personally Identifiable Information (PII) NIST SP 800-122: … Continue reading

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Protecting your work by timestamping your file fingerprints

Are you sharing or producing photos, images, music, videos, programs, documents or anything else and you are concerned on how to proof that your work is yours? First of all, you need to be able to show that you really … Continue reading

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