The Prevon TeamAI
AI · How it works
How the AI Brain runs on your device — and never phones home
"AI-powered" almost always means "we send your data to a server." Prevon's AI runs isolated on-device, with no code path to the internet at all.
Blog
How it works
Every Prevon blog article filed under “How it works” — engineering and security explainers on how private, encrypted notes actually work.
The Prevon TeamAI
Privacy · How it works
Your notes app sends your content to the cloud. Here is the problem.
One design decision — send your words to a server first — is the entire privacy problem with most "smart" notes apps. It is also completely avoidable.
The Prevon TeamAI
Cloud & Sync · How it works
Every device keeps its own diary — not one shared list of everything you own
Most sync tools solve "multiple devices, one account" with a shared master list on a server. That list is a liability. Here is what we do instead.
The Prevon TeamAI
Cloud & Sync · How it works
No directory. Just math: how your Recovery Seed finds your notes
If there is no folder with your name on it, how does the app find your own notes? The same way a crypto wallet finds your funds — with a formula, not a lookup table.
The Prevon TeamAI
How it works
One app, every platform — and what that decision actually costs
Five apps that share one real security model is much harder to build than five apps that just look the same. Here is why we chose the harder path.
The Prevon TeamAI
Security · How it works
Why Prevon will never live in a browser
A web app would have been cheaper and faster to ship. It would also quietly break every guarantee this architecture exists to make.
The Prevon TeamAI
How it works
The clock your sync protocol should never trust
Multi-device sync has to decide which edit happened last. Trusting your phone's clock to answer that is more fragile than it looks.
The Prevon TeamAI
Security · How it works
Changing your password should actually change your key
On most apps, "change your password" is cosmetic — the old data sits there, encrypted with a key an attacker might already have. Here is a real fix.
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