Parity Signer is a mobile application that turns a smartphone into a secure air-gapped wallet also called cold storage. It means that, once the app has been installed, users can create Ethereum accounts, sign transactions and transfer funds from and to these accounts without any sort of connectivity enabled on the device. Wifi, Mobile Network, Bluetooth can be shut down and even removed physically to ensure that the mobile phone containing these accounts will not be exposed to any online threat. Have a look at the tutorial to learn how to use Parity Fether together with Parity Signer.
Any data transfer from or to the app will happen using QR code scanning. By doing so, the most sensitive piece of information, the private keys, will never leave the phone. The Parity Signer Mobile app can be used to store any Ethereum account, this includes ETH, ETC as well as Ether from various testnets (Kovan, Ropsten…).
Parity Signer is built to be used offline. The mobile device used to run the app will hold important information that needs to be kept securely stored. It is therefore advised to:
The app is available in beta for Android and iOs :
Please double check carefully the origin of the app, and make sure that the company distributing it is Parity Technologies. Usual security advice apply to this air-gapped wallet:
None, it’s as simple as that. The Parity Signer Mobile Android and iOS apps do not send any sort of data to Parity Technologies or any partner and work completely offline once installed.