Hackers almost defaced around 70 websites that belong to Italian and foreign institutional sites along with American spy agencies and 8 NSA owned domains back in 2013. A 23-year-old man from Sal pealed guilty for hacking these well-known domains and change the home page of NASA websites and replace with Master Italian Hackers Team After 5 years Italian police identified the hacker who is behind the hack and sixty institutional sites of local authorities. They repeatedly targeted the official websites of Italian schools, city councils, and regional governments, as well as branches of the police.”]
Source: https://gbhackers.com/italian-hacker-defaced-nasa-websites/