Numerous entities from the technology and media sector such as BBC, Intel, Microsoft, and Arm have joined forces to form the Coalition for Content Provenance and Authenticity (C2PA).
Windows 11 22H2 build 22621.160 (RTM) gets File Explorer Tab navigation
tabbed file explorer
Windows 11 in the Dev Channel fixes Windows Security app issues, and more
windows 11 insider preview
As per the August 2020 CAI whitepaper, Adobe plans to demo its system of cryptographically tagging and maintaining a record of a photo's history later this year to curtail the spread of fake images.