Frequently asked questions

Question 1

What is Keystone Essential?

Accepted Answer

Keystone Essential is categorized as a hardware wallet / cold wallet featuring a compact handheld design with dimensions of 112 mm × 65 mm × 18 mm and a touchscreen interface. Keystone Essential uses a QR-based signing method and supports multiple blockchains while keeping private keys fully offline.

Question 2

Is Keystone Essential safe & legit?

Accepted Answer

Keystone Essential is closed source and non-custodial. Keystone Essential has not experienced any hacks, scandals, or exploits. Security features include air-gapped operation, encrypted key storage, PIN protection, and recovery seed support, ensuring strong offline protection.

Question 3

Who created Keystone Essential?

Accepted Answer

Keystone Essential was created by Yanssie HK Limited.

Question 4

Where is Keystone Essential's company based?

Accepted Answer

Yanssie HK Limited, the company behind Keystone Essential, is based in Hong Kong, China.

Question 5

How does Keystone Essential work?

Accepted Answer

Keystone Essential generates and stores private keys offline and uses QR code-based transaction signing to interact with the companion Keystone Mobile App. Connectivity occurs through QR scanning, ensuring no USB or Bluetooth connection exposes sensitive data. Navigation is performed using physical buttons, and transactions are confirmed on the device before broadcasting via the mobile app.

Question 6

When was Keystone Essential launched?

Accepted Answer

Keystone Essential was released on March 1, 2018.

Keystone Essential

Specifications