Ministry of Digital Governance and AI
General Secretariat of Telecommunications and Post

Public Networks - Infrastructure for the Public Sector

The General Secretariat of Telecommunications and Post is responsible for the design, development, and oversight of the state networks that form the backbone of the Public Sector’s digital operations. These networks ensure secure, reliable, and high-quality communication for Public Administration entities and critical infrastructures.
The General Secretariat of Telecommunications and Post formulates policy for telecommunications and network infrastructures and deploys and operates modern electronic communication networks for the Public Sector.

At the same time, the SYZEFXIS II project is the largest telecommunications initiative for the Greek Public Sector, aiming to unify and upgrade communication services across the entire Public Administration. Through this network, more than 34,000 public sector buildings are connected, providing advanced voice, data, and teleconferencing services with speeds reaching up to 1Gbps. The project incorporates modern security solutions such as VPN, Firewall, IPS, and Antivirus, ensuring the protection of communications and data.

Related link
https://syzefxis.ddt.gov.gr/

NEWS AND ANNOUNCEMENTS

March 31, 2026Deadline - April 30, 2026

Invitation for expression of interest to entities under paragraph 8 of article 92 of Law 4727/2020 to participate as pilot users in a research program of the Agricultural University of Athens.

The Ministry of Digital Governance and the General Secretariat of Telecommunications and Post invite the entities of paragraph 8 of article 92 of Law 4727/2020 to express interest in participating as pilot users within the framework of a research program of the Agricultural University of Athens.

March 20, 2026Deadline - May 11, 2026

Invitation to submit views on the proposal for the Digital Networks Act (DNA) Regulation

The European Commission presented on January 21, 2026, the proposal for the Digital Networks Act (DNA) Regulation, which constitutes an ambitious reform of the electronic communications framework in the European Union. Its aim is to simplify, modernize, and unify the rules governing digital networks, in order to enhance Europe's competitiveness and accelerate its digital transition.

April 9, 2026

Participation of the General Secretary of Telecommunications and Post, Konstantinos Karantzalos, in the Power & Gas Forum

In the strategic role of the Ministry of Digital Governance in shaping a comprehensive framework for the development of data center infrastructure in the country, referred the General Secretary of Telecommunications and Post, Konstantinos Karantzalos, during his intervention at the recent Power & Gas Forum.

February 27, 2026Deadline expired

Invitation to Public Consultation for the open international tender of the project "National Critical Wireless Communications System (MCNGR)"

The Ministry of Digital Governance, within the framework of its executive, strategic, and supervisory role for the design and implementation of the project "National Critical Wireless Communications System (MCNGR)", is putting the draft tender document of the open international tender, above the thresholds, up for public consultation.

March 18, 2026

Enhancing international connectivity and developing Data Centers – Intervention by the Secretary General of Telecommunications and Post

Konstantinos Karantzalos, General Secretary of Telecommunications and Post, participated in the event titled "Greece as a hub of development on the global digital map," which was co-organized by the Ministries of Digital Governance, Environment and Energy, and Development, in the panel titled "Connecting Continents: Submarine Cables and Global Connectivity."

March 12, 2026

Participation of the General Secretariat of Telecommunications and Post in MWC Barcelona 2026

At MWC Barcelona 2026, one of the most important international forums for digital technologies and telecommunications, Greece is once again present with a structured plan and a strong footprint.

March 11, 2026

Official Launch Event of the SEEWQCI Project in Greece

On February 26, the inaugural meeting of the SEEWQCI project took place at the Ministry of Digital Governance and Artificial Intelligence, which is part of the second phase of the implementation of the European Quantum Communication Infrastructure (EuroQCI).

March 4, 2026

Immediate mobilization of the Ministry of Digital Governance and Artificial Intelligence to support Greek citizens in the Middle East

The Ministry of Digital Governance and Artificial Intelligence took immediate and coordinated actions to facilitate measures for Greeks in Gulf countries, due to developments in the wider Middle East region and increased communication needs.

March 11, 2026

Integrated Information Systems for Public Administration

The government is developing unified information systems that interconnect public agencies, reducing bureaucracy and increasing efficiency.

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GGTT

General Secretariat of Telecommunications and Post

The General Secretariat of Telecommunications and Post is responsible for the development of quality, secure, and competitive telecommunications and postal infrastructures and services, the enhancement of cybersecurity, and the international representation of the country in the digital sector.

General Secretariat of Telecommunications and Post - 2025

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