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Lenovo driver goof poses security risk for users of 25 notebook models
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Lenovo driver goof poses security risk for users of 25 notebook models

Enlarge (credit: Getty Images) More than two dozen Lenovo notebook models are vulnerable to malicious hacks that disable the UEFI secure boot process and then run unsigned UEFI apps or load bootloaders that permanently backdoor a device, researchers warned on Wednesday. At the same time that researchers from security firm ESET disclosed the vulnerabilities, the...

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“Too easy“—Midjourney tests dramatic new version of its AI image generator

Enlarge / Eight images we generated with the alpha version of Midjourney v4. (credit: Ars Technica) On Saturday, AI image service Midjourney began alpha testing version 4 (“v4”) of its text-to-image synthesis model, which is available for subscribers on its Discord server. The new model provides more detail than previously available on the service, inspiring...

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IBM pushes qubit count over 400 with new processor

Enlarge (credit: IBM) Today, IBM announced the latest generation of its family of avian-themed quantum processors, the Osprey. With more than three times the qubit count of its previous-generation Eagle processor, Osprey is the first to offer more than 400 qubits, which indicates the company remains on track to release the first 1,000-qubit processor next...

The sign-in menu is the latest frontier for Microsoft ads in Windows 11
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The sign-in menu is the latest frontier for Microsoft ads in Windows 11

Microsoft Account sign-up prompts, now in the sign-in menu. (credit: @thebookisclosed on Twitter) Microsoft is always adding new stuff to Windows 11, but some of those changes are more positive than others. Case in point: Twitter user Albacore has spotted new prompts in Windows 11 nudging users toward using Microsoft Accounts and backing up their...