Knowledge Base
Guides and answers for getting the most out of Vaultr — from your first vault to advanced security.
Set up your first encrypted profile in Vaultr — choose a password, and you're ready to send, message, and store secrets.
ReadStore passwords, seed phrases, private keys, TOTP 2FA secrets, API keys, and secure notes in Vaultr's secrets manager, all encrypted client-side.
ReadSwitch Vaultr profiles fast: long-press your avatar for the profile switcher (haptics on mobile) or double-tap to quick-switch to your last profile.
ReadTune Vaultr notifications per profile: push via FCM, APNs and Web Push, timezone-aware quiet hours, category and thread muting, plus signed webhooks.
ReadVaultr's coercion-resistant slot types let you protect your real data even when someone forces you to unlock.
ReadCreate a decoy vault slot in Vaultr that shows a believable fake wallet under coercion while your real profile stays hidden. Step-by-step guide.
ReadConfigure a Vaultr duress profile that opens normally but silently alerts your guardians under coercion. No banner, no sound, undetectable.
ReadLearn how a Vaultr destruct slot wipes all normal vault data on unlock while showing a normal success, and how to recover afterward.
ReadHow Vaultr vault encryption works: Argon2id key derivation, HKDF-SHA256 sub-keys, and AES-256-GCM, all client-side so the server holds only ciphertext.
ReadHow Vaultr's 2-of-3 Shamir Secret Sharing over GF(256) splits your master key across device, server, and recovery so no single breach can take your keys.
ReadSecure Vaultr with WebAuthn/FIDO2 passkeys and on-device face authentication that stores only a SHA-256 hash, plus OTP, a PIN, and JWT sessions.
ReadStep-by-step guide to sending crypto from your non-custodial Vaultr smart wallet, including gas options, wallet 2FA, and the fees for each transfer type.
ReadHow to receive crypto in Vaultr and why counterfactual addresses let you get paid before your smart wallet is ever deployed on-chain.
ReadHow Vaultr's wallet 2FA independently protects every transaction with short-lived one-time challenges, OTP or biometric verification, and its own signing key.
ReadThe nine blockchains Vaultr supports, from Ethereum and Bitcoin to Solana and Blockmaze, and how one HD-derived master key manages them all.
ReadHow Vaultr's on-chain VaultrEscrow contracts hold funds with milestones, refunds, and auto-release, plus Bitcoin multisig escrow and the 0.10% release fee.
ReadEvery Vaultr conversation is end-to-end encrypted by default. Just open a chat and type. Messages are encrypted on your device; servers relay ciphertext only.
ReadBridge Telegram, WhatsApp, and Signal into Vaultr via Matrix. Reply from Vaultr and it reaches your contact on their own app, with nothing for them to install.
ReadCreate an in-chat payment request with amount, token, and chain. It appears as a message with a claim code; the escrow fee is shown before any funds move.
ReadUnknown senders must post a refundable BMZ deposit before reaching you; it is returned when you engage. Tiered and cold-DM rate limits add more protection.
ReadLink up to 5 devices to your Vaultr account, each with its own keys. Use Vaultr securely across phone and tablet without weakening end-to-end encryption.
ReadNominate trusted guardians for social recovery. The default 2-of-3 threshold approves access. No seed phrase, requests expire in 72 hours.
ReadLost your device? Use guardian-based social recovery, an encrypted cloud backup, or device migration to get back in.
ReadRecover after a Vaultr destruct wipe using social recovery via guardians, an encrypted cloud backup, or device migration. There is no undo.
ReadBack up your vault to the cloud. It is encrypted end-to-end on your device, verified with a SHA-256 checksum, and the server stores only ciphertext.
ReadMove Vaultr to a new phone with device migration. A time-limited (~15 min) secure token transfers your encrypted vault atomically and resists replay.
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Your vault. Your keys. Your messages. Your money. Your identity. Your rules. Get it on every platform — and if they’ve blocked the stores where you live, install the PWA and walk right in.