Spain, June 9 -- Indra Group is reinforcing its leadership in secure communications and quantum technologies, responding to the growing need for robust, sovereign solutions to protect critical infrastructure across Europe. The company is accelerating the deployment of quantum-secure technologies for both defence and civil use, ensuring the resilience and trustworthiness of communication networks in a rapidly evolving threat landscape.With the integration of the capabilities of its Space subsidiary in Portugal into those already existing in the company, Indra Group is leading the development and integration of Quantum Key Distribution (QKD) technologies, which provide tamper-proof communication by enabling secure key exchange over quantum ch...