Microsoft is Killing Skype – and Refusing Refunds for Prepaid International Calls

Skype is shutting down after two decades on May 5th, notes the Washington Post.
But the bigger problem for retired attorney Karen Griffin is that Microsoft won’t refund the money they paid into a Skype account for cheap international phone calls:

“Th… Continue reading Microsoft is Killing Skype – and Refusing Refunds for Prepaid International Calls

What are the acceptable ranges of MSE, MAE, and PSNR values in the context of image encryption?

In my research on image encryption, I use the metrics MSE (Mean Squared Error), MAE (Mean Absolute Error), and PSNR (Peak Signal-to-Noise Ratio) to evaluate the level of distortion between the original image ( I ) and its encrypted version… Continue reading What are the acceptable ranges of MSE, MAE, and PSNR values in the context of image encryption?

UnitedHealth is demanding some struggling doctors immediately repay loans issued after last year’s cyberattack

Ashley Capoot reports: Following the massive cyberattack on UnitedHealth Group’s Change Healthcare unit last year, the company launched a temporary funding assistance program to help medical practices with their short-term cash flow needs, offering no-… Continue reading UnitedHealth is demanding some struggling doctors immediately repay loans issued after last year’s cyberattack