9 min read By NT²
Relay indexes ciphertext; Inbox stays local
Tech
A cloud can help deliver sealed packages without becoming the place where pending shares live as readable mail. Relay indexes ciphertext. Inbox stays on the device.
Tagged: edge
4 posts
10 min read By NT²
The account database must not become a password oracle
Tech
An account table can contain no plaintext vault items and still create a dangerous password-testing surface. We removed the columns that could turn a database copy into an offline guessing or recovery system.
9 min read By NT²
One sync hub for one vault identity
Tech
A vault does not need to enter a shared plaintext mailbox to sync. Its public cryptographic identity can name a dedicated edge coordinator that notifies replicas and points them to encrypted frames it cannot open.
9 min read By NT²
Blind replica sync on the edge
Tech
Sync does not have to turn a local vault into a cloud database. The edge can identify an account, store opaque replica frames, and deliver updates without learning what those updates contain.