ABL: An original active blacklist based on a modification of the SMTP
Authors: Pablo M. Oliveira, Mateus B. Vieira, Isaac C. Ferreira, João P. R. R. Leite, Edvard M. Oliveira, Bruno T. Kuehne, Edmilson M. Moreira, Otávio A. S. Carpinteiro | Published: 2022-08-22