← SUPPORTED ASSETS

Ethereum
Altered State Machine
ASTOSUPPORTED
Secure Altered State Machine (ASTO) with your KeepKey hardware wallet. Private keys are generated and stored offline, and every ASTO 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
SymbolASTO
NetworkEthereum
CAIP
eip155:1/erc20:0x823556202e86763853b40e9cde725f412e294689Why KeepKey for Altered State Machine
Cold storage done right.
Open Source
Firmware and software are publicly auditable on GitHub. No black boxes, no hidden code.
Built-in Swaps
Trade ASTO directly from your hardware wallet without exposing your private keys.
On-device Signing
Every ASTO transaction is verified on the device display before broadcast.
Secure your ASTO
KeepKey Hardware Wallet
$59.95
Store, send, and receive Altered State Machine from a device that never exposes your private key.
FREE SHIPPING·LIFETIME UPDATES·OPEN SOURCE