Chapter 03

Everyday use

Adding a password, letting the device type it, two-factor codes, and finding things again.

Adding a password#

  1. Open your vault and choose Add
  2. Fill in what you knowThe website, your username, the password. Everything else — notes, tags, when it expires — is optional and can wait.
  3. Or let the device invent oneTap Generate and it produces a long random password using the chip's own hardware randomness. Better than anything you would think of.
Bringing passwords across

If you already keep passwords in Chrome, Bitwarden or KeePass, export them to a file and import it here in one go. Step-by-step guides for each are at vault.bendflex.in. You do not have to type years of accounts back in by hand.

Letting the device type for you#

This is the part people like. Plug the device in, find the account in your browser or the app, click into the password box on the website, and ask the device to type it.

You choose on the screen you already have

Picking an account happens on your computer or phone, where there is a keyboard and a proper display. The device has one button and a small screen, so it does the one job that must happen on the device itself: showing you what is about to be released, and waiting for you to agree.

LOGIN REQUEST ───────────────────────── Website amazon.in Account r•••@gmail.com From Ram's Laptop Action Type password Press to approve Ignoring this cancels it. [ 12 ]

The screen always tells you what is being asked for and where it is going, before anything happens. If it says a website you did not expect, do nothing and it cancels itself.

Nothing leaves without your finger

A computer can ask. Only a person standing at the device can agree. Software on a machine you plugged into cannot press that button, which is why we made it a physical one.

Two-factor codes#

Those six-digit codes that change every thirty seconds can live here too, instead of an app on your phone. Add the code to an entry once, and the device shows the current number whenever you need it.

One honest limitation

The device has no clock of its own that survives being unplugged, so after a power cut it does not know the time until your phone or laptop tells it. Until then it will say "time not confirmed" and hold the codes back rather than show you a wrong one. Connect once and it catches up immediately. Giving it your home Wi-Fi lets it correct itself without your help.

Finding things#

Search looks across names, usernames, websites, tags, notes and the labels on your documents. Type sbi and you get the bank; type insurance and you get the policies and the scanned documents together.

Coming later: asking in plain words

We are building an on-device assistant that will let you ask in plain words — "which card expires this year" — instead of typing a search term. It is off by default and not part of what ships today. When it does arrive, it is built so it can never see a password, a document's contents or any other secret: only titles, categories, tags and dates. Ordinary search, above, is what you have today.

Locking#

Lock the vault from your browser, with the Lock button at the top of the vault page. It also locks the moment you unplug it, because the keys live only in memory while it has power. Locking wipes those keys, so a locked device is genuinely shut, not merely hidden. If you have forgotten your passphrase, go to Chapter 06 — and note that wrong attempts never erase anything, and today, with recovery-by-words not yet switched on, your passphrase is the only door there is.

It does not lock itself on a timer yet

An unlocked vault stays unlocked until you lock it or unplug it. There is no idle timeout in this version. So if you are stepping away from a machine the device is plugged into, unplug it — that is the reliable move, and it takes a second.

Telling at a glance#

The device's own screen tells you which of three states it is in, without you opening anything. The band across the top of the screen carries a padlock, a word and a colour, and it changes the moment the state does.

Screen saysColourWhat it means
UNLOCKED · open padlockGreenYour vault is open in a browser right now. Anyone at that browser can read it.
LOCKED · closed padlockRedShut. The passphrase is needed to open it again.
SETUP · open padlockAmberThis device has never been set up. There is nothing inside it yet.

The padlock changes shape and not only colour, so the three states are still tellable apart if you do not see red and green as different.

The small light on the body

The device also has a colour light, and it uses the same three colours. It is dark most of the time on purpose — it glows for about a second whenever the state changes, then blinks briefly every ten seconds or so. A light left burning all day would only make the device warmer for no benefit, so it does not.

Trust the screen over your memory

The screen reads the lock directly, every time it draws. It cannot say LOCKED while the vault is in fact open, which is a mistake an earlier version of this device did make. If the band says UNLOCKED, the vault is open — go and lock it.

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BendFlex® Vault · Owner's Manual v2.1 · last updated 27 August 2026