How ‘Reprompt’ Attack Let Hackers Steal Data From Microsoft Copilot

Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.

Microsoft rolls out tables in Notepad for all Windows 11 users, though I'd feel happier about this if I knew this was the final addition to my favorite little app

If you're a Notepad purist, you can remove the option to use tables by clicking on the cog icon in the top-right corner and ...

I did not expect this 16-inch Windows laptop to effectively replace my MacBook Pro like this

Geekom produces some high-quality products at not-so-high-quality prices, and the Geekbook X16 is no exception.
IEEE

CipherSteal: Stealing Input Data from TEE-Shielded Neural Networks with Ciphertext Side Channels

Abstract: Shielding neural networks (NNs) from untrusted hosts with Trusted Execution Environments (TEEs) has been increasingly adopted. Nevertheless, this paper shows that the confidentiality of NNs ...
ZDNet

10 free Windows apps that improved my productivity (and I'd easily pay money for)

If Windows is your preferred operating system, consider these open-source apps. There are numerous open-source apps available for almost any task. These are all free to install and use on Windows.
GitHub

Controlla - Wireless Keyboard + Mouse Controller

Controlla turns your iPhone or iPad into a wireless keyboard and mouse for your Mac or Windows PC over WiFi. Control your computer from anywhere in the room with smooth joystick navigation, text input ...
PC World

Windows drive X: Unleash ferocious speed by using RAM as storage

The drive letter X: in Windows usually stands for the use of a RAM disc. RAM refers to Random Access Memory, i.e. the working memory of your PC. You can make part of it available as a RAM disc and ...