Censor.NET reports citing BBC.
"We showed our united commitment and our determination to continue and to strengthen our fight against terrorism," Italian Prime Minister Paolo Gentiloni said.
G7 leaders also voiced solidarity with the UK after Monday's bombing in Manchester in which 22 people, including children, were killed.
The leaders signed a document saying more should be done by internet companies to identify and remove extremist material.
"Countering terrorism and violent extremism, acts of which have struck G7 members, as well as all regions of the world, regardless of country, nationality or belief, remains a major priority for the G7. We stand united in our joint endeavor to make sure that our citizens are safe and secure, and their values and way of life fully preserved, and will take the strongest action possible to find, identify, remove, and punish, as appropriate, terrorists and those who abet their activities," the Taormina statement on fight against terrorism and violent extremism reads.
combat the misuse of the Internet by terrorists and promised to refocus our efforts and take action to cut off sources and channels of terrorist financing and the financing of violent extremism.