About Us

Who we are

Experts in Hardware Security for Cryptocurrencies

Tag-R is an engineering company focused on the design and manufacture of hardware solutions for the secure storage of digital assets.

Device security

Development of secure hardware architectures, key isolation, cryptographic modules, protection against physical opening and side channels.

Firmware and software

Development of firmware with support for multiple cryptocurrencies, over-the-air (OTA) updates, and integration with desktop and mobile applications.

Integration and SDK

We provide SDKs and APIs for integration with exchanges, payment gateways, and mobile applications. We support standards (BIP, EIP, PSBT).

Corporate solutions and customization

Scalable storage solutions for institutional clients, custom device design, and key management services (HSM implementations, multi-signature).

Protect your Crypto assets today

Get a device selection consultation and a demonstration