Undoubtedly you have all seen photographs of people on TV and online who have been blurred to hide faces. For the most part this is all fine with peoples' faces as there isn't a convenient way to reverse the blur back into a photo so detailed that you can recognise the photo. So that's good if that is what you intended. However, many people also resort to blurring sensitive numbers and text. I'll illustrate why that is a BAD idea. . Suppose someone posted a photo of their check or credit card online for whatever awful reason (proving to Digg that I earned a million dollars, showing something funny about a check, comparing the size of something to a credit card, etc.), blurring out the image with the far-too-common mosaic effect to hide the numbers: The link for this article located at Dheera Venkatraman is no longer available. . Obscuring confidential information may result in accidental revelations. Discover the reasons this technique falls short in safeguarding data.. data protection,image privacy,information exposure,cyber threat,risk management. . LinuxSecurity.com Team
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