Have a suggestion?

Click here to suggest a blog item.

Newsletters Archive

Catch up with DonationCoder by browsing our past newsletters, which collect the most interesting discussions on our site: here.

Editorial Integrity

DonationCoder does not accept paid promotions. We have a strict policy of not accepting gifts of any kind in exchange for placing content in our blogs or newsletters, or on our forum. The content and recommendations you see on our site reflect our genuine personal interests and nothing more.


Latest News

July 2, 2024
Server Migrations Coming

  • Donationcoder server migration is slowly proceeding, expect some hiccups as we get all our ducks in a row..

July 19, 2022
Software Update

Jan 3, 2022
Event Results

May 13, 2020
Software Updates

Mar 24, 2020
Mini Newsletter

Dec 30, 2019
Software Updates

Jan 22, 2020
Software Updates

Jan 12, 2020
Newsletter

Jan 3, 2020
Event Results

Jan 2, 2020
Software Updates

Dec 30, 2019
Software Updates

April 27, 2019
Software Updates

Feb 26, 2019
Software Updates

Feb 23, 2019
Software Updates

Feb 14, 2019
Software Updates

Jan 6, 2019
Event Results

Dec 2, 2018
Software Updates

Nov 13, 2018
Software Releases

July 30, 2018
Software Updates

June 24, 2018
Software Updates

June 6, 2018
Software Updates

Apr 2, 2018
Fundraiser Celebration

Apr 2, 2018
Software Updates

Feb 24, 2018
Software Updates

Jan 14, 2018
Major Site News

Jan 10, 2018
Event Results

Latest Forum Posts

Our daily Blog

This page spotlights the most interesting posts collected from our forum every day.

You are viewing a specific blog item. Click here to return to the main blog page.

Why Blurring Sensitive Information is a Bad Choice for Hiding It

Screenshot - 1_7_2007 , 7_12_47 PM_thumb.png
Here's an interesting post about how blurred-out information can be recovered

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...

http://dheera.net/projects/blur.php



Share on Facebook