I've no idea about the whole story and what Hacking Team exactly did during the years, but I started to write serious code around 1998 working for Vincenzetti, so I think I can provide some hint about this to counter-balance all the hate. * They allowed me to work on hping, releasing it as free software during most of my working hours. They supported my research that lead to https://en.wikipedia.org/wiki/Idle_scan *…
And may I suggest to avoid leaving permanent evidence of association with them, some people might misinterpret what you wrote as defending their actions or might think you helped them where they are today, especially when they are about to be hanged, could be bad for your namesake.