> wiretapped them for one year

Can you share the source? I don't have it.

Note: one big issue in the whole event is that this prosecution is happening without a transparent judgement.

You can read about the Italian police obtained the encryption keys through the Aruba colocation provider in the Wikipedia page:

https://en.wikipedia.org/wiki/Autistici/Inventati

Italian Postal Police wiretapping (2004–2005)

Did they prosecute? Or did they investigate and find nothing wrong ?