Toshiba Targets Quantum Cryptography

Considerable effort under way here:

Toshiba targets $3 billion revenue in quantum cryptography by 2030

By Makiko Yamazaki in Reuters

TOKYO (Reuters) - Toshiba Corp 6502.T said on Monday it aims to generate $3 billion in revenue from its advanced cryptographic technology for data protection by 2030, as the Japanese sprawling conglomerate scrambles to find future growth drivers.

The cyber security technology, called quantum key distribution (QKD), leverages the nature of quantum physics to provide two remote parties with cryptographic keys that are immune to cyberattacks driven by quantum computers.  ...