Modern Intel processors consisting of 10th Gen, 11th Gen and 12th Gen CPUs have been found to be vulnerable to a new "ÆPIC" security flaw. The vulnerability is able to exploit Intel's APIC MMIO.
Windows 11 build 23545 fixes a number of File Explorer bugs and more
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Several Intel CPUs from different generations have been found to be susceptible to new processor vulnerabilities related to MMIO Stale Data. Microsoft and Intel have published advisories about it.
In 2018, twin vulnerabilities, dubbed Spectre and Meltdown were revealed. Ohio State University research revealed a new variant of Spectre which attacks the Intel Software Guard Extensions.
Microsoft has just announced Azure confidential computing, a set of tools which brings data in use encyrption to the public cloud for the first time. You can sign up for early access now.