Executive SummaryIn the televised reportage aired by ERT and presented by journalist Kostas Nousis, titled "National Quantum Communication Infrastructure: A Vanguard for the Protection of Critical Infrastructure," the critical importance of quantum communication is highlighted. In an era shaped by…


This year, Greece took a leading role in the pan-European EuroQCI initiative by hosting the prominent international QCI Days 2025 conference in Athens, from April 28 to 30, at the Eugenides Foundation. The event was supported by the Ministry of…

April 14 marks World Quantum Day, a global celebration dedicated to raising awareness of quantum science and its transformative potential across Europe, Greece, and the world. This year’s celebration is particularly significant as it coincides with the International Year of…

Quantum random number generators (QRNGs) are widely recognised as the most effective solution for generating true random numbers, essential in cryptography and other applications requiring the highest standards of randomness. Several quantum phenomena have been explored for QRNGs, such as:…

Quantum Key Distribution (QKD) is transforming data encryption, making it virtually unbreakable by leveraging the laws of quantum mechanics. Unlike classical cryptography, where cryptographic keys can be intercepted and copied by adversaries, QKD protocols enable the distribution of secret truly…

In 2015, the United Nations General Assembly declared 11 February as the International Day of Women and Girls in Science. At HellasQCI, we honor the brilliant women shaping the future of science and technology. On the International Day for…

The European Commission and the European Space Agency (ESA) have signed an agreement to advance the implementation of the European Quantum Communication Infrastructure (EuroQCI). This initiative aims to establish a quantum-safe communication network across the EU and its territories by…

HellasQCI project, coordinated by GRNET, operating under the auspices of the Hellenic Ministry of Digital Governance, and the support of the General Secretariat of Telecommunications and Post, leads the way in Quantum Infrastructure testing, operation and training. The Single Quantum…

In a Netweek magazine article (January 2025) titled “Priority on Innovation and Security at GRNET”, Dimitris Mitropoulos, Head of the Reliability Engineering Directorate (GRE) at GRNET and Assistant Professor at the National and Kapodistrian University of Athens (NKUA), underscores the…

The pan-European event “QCI Days Athens 2025” will take place from 28 to 30 April 2025 at the Eugenides Foundation, held under the auspices of the Hellenic Ministry of Digital Governance, with the support of the General Secretariat of Telecommunications…