Mossad itself might have planted this story in order to focus attention upon Anonymous. That would indicate that Anonymous is seen as a threat to neoZionist war plans, I'd guess. On the other hand, Anonymous might just be able to cripple those bastards at will. Heroes to billions. Good luck.
Here's what they said: In the video, the group accused the Israeli government of breaching international law and of piracy, because IDF naval commandos boarded the boats 35 nautical miles from the coast, in international waters. We do not tolerate this kind of repeated offensive behavior against unarmed civilians, the group said in the video message. We along with 127 countries recognize Palestine as a state for the people of Palestine and such acts by you and your military are acts of war against a sovereign nation, they added.