How can Web Crypto API and IndexedDB protect data stored on the client side against user manipulation?

Imagine web apps that are supposed to work with no or only a few interactions with the web server, for example:

a browser game in which the player’s level and progress are to be saved locally.
a game, progressive web app or… Continue reading How can Web Crypto API and IndexedDB protect data stored on the client side against user manipulation?

How can MyKi transfer data from iOS to macOS without a server?

MyKi.co claims to be able to transfer your passwords securely from your iOS device to the macOS without having to relay through their own servers. But how is this possible?

“Your sensitive data is not stored in the cloud.” -> https://myki.co/faq

It sounds like a spoof? It is not done through bluetooth or wifi apparently.

Continue reading How can MyKi transfer data from iOS to macOS without a server?