Get real. These organizations are part of an international campaign to delegitimize. They have participated in anti-democratic witch hunts against Israel, the most noted being the Goldstone report, called for by a human rights council including Saudi Arabia and lead by an apartheid apologist. Israel has every right to investigate groups collaborating with hostile entities.
Pro-Hadi forces recapture Yemen's al-Anad military and air base, hundreds of Houthis flee (Reuters)
from the article: When did it become illegal to be a Leftist in Israel?