@proceedings{23291, author = {Ioannis Chalkias and Cagatay Yucel and Dimitrios Mallis and Jyri Rajamaki and Fabrizio De Vecchis and Peter Hagstrom and Vasilis Katos}, title = {An Empirical Evaluation of Cyber Threat Intelligence Sharing in the ECHO Early Warning System}, year = {2024}, journal = {Digital Transformation, Cyber Security and Resilience, Second International Conference, DIGILIENCE 2020}, volume = {1790}, edition = {Revised Selected Papers}, month = {September 30 – October 2, 2020}, }