IBM toolkit keeps data encrypted in iPhone and Mac apps while in use
 

It’s now more practical to keep data encrypted while you use it, provided you’re using an Apple device. IBM has released (via ZDNet) a toolkit that makes it easier to implement fully homomorphic encryption (FHE) in iOS and macOS apps. In theory, hack...

https://www.engadget.com/ibm-fully-h...194555946.html