Boccassini obtained her law degree at the University of Naples Federico II in 1979,[2] and she began working at the Brescia and Milan public prosecutor's offices the same year.
[1][3] Much of Boccassini's career involved the prosecution of organized crime in Italy, prominently working alongside Giovanni Falcone.
When Falcone and fellow judge Paolo Borsellino were assassinated in the 1992 Capaci bombing, Boccassini requested a transfer to the region so that she could investigate the attack.
In this capacity, she was heavily involved in the proceedings during the 2011–2013 prostitution trial of then-incumbent Prime Minister Silvio Berlusconi.
[1] In 2021, Boccassini published a book about her career, La stanza numero 30 (transl.