Telecom security incidents 2021 [documento eletrónico] / Apostolos Malatras...[et al.]
Trust services security incidents 2021 [documento eletrónico] / Apostolos Malatras, Edgars Taurins, Marnix Dekker
Foreign information manipulation and interference (FIMI) and cybersecurity [documento eletrónico] / Erika Magonara, Apostolos Malatras