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
K21

Ethereum

K21

K21SUPPORTED

Secure K21 (K21) with your KeepKey hardware wallet. Private keys are generated and stored offline, and every K21 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

SymbolK21
NetworkEthereum

CAIP

eip155:1/erc20:0xb9d99c33ea2d86ec5ec6b8a4dd816ebba64404af

Why KeepKey for K21

Cold storage done right.

Open Source

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

Built-in Swaps

Trade K21 directly from your hardware wallet without exposing your private keys.

On-device Signing

Every K21 transaction is verified on the device display before broadcast.

Secure your K21

KeepKey Hardware Wallet

$59.95

Store, send, and receive K21 from a device that never exposes your private key.

Learn more
FREE SHIPPING·LIFETIME UPDATES·OPEN SOURCE
K21 (K21) Wallet — KeepKey Hardware Wallet | KeepKey Hardware Wallet