Open-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-inOpen-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-in
← SUPPORTED ASSETS
Autonomous Secure Dollar

Arbitrum

Autonomous Secure Dollar

USSDSUPPORTED

Secure Autonomous Secure Dollar (USSD) with your KeepKey hardware wallet. Private keys are generated and stored offline, and every USSD transaction is verified on the device screen before it is signed.

Platform Support

KeepKey Hardware WalletYES
Vault Desktop AppYES
Built-in DEX swapsYES

Asset Information

SymbolUSSD
NetworkArbitrum
Decimals6

CAIP

eip155:42161/erc20:0x33c88d4cac6ac34f77020915a2a88cd0417dc069

Why KeepKey for Autonomous Secure Dollar

Cold storage done right.

Open Source

Firmware and software are publicly auditable on GitHub. No black boxes, no hidden code.

Built-in Swaps

Trade USSD directly from your hardware wallet without exposing your private keys.

On-device Signing

Every USSD transaction is verified on the device display before broadcast.

Secure your USSD

KeepKey Hardware Wallet

$59.95

Store, send, and receive Autonomous Secure Dollar from a device that never exposes your private key.

Learn more
FREE SHIPPING·LIFETIME UPDATES·OPEN SOURCE
Autonomous Secure Dollar (USSD) Wallet — KeepKey Hardware Wallet | KeepKey Hardware Wallet