Breaking the Silence activities are made possible through the generous support of individuals and foundations including:
Bertha Foundation, Broederlijk Delen, CAFOD, Dan Church Aid, Danish Representative Office in Ramallah, the Delegation of the European Union to the State of Israel, Foundation for Middle East Peace, medico international, MISEREOR, The Moriah Fund, New Israel Fund, NGO Development Center, Open Society Foundations, Rockefeller Brothers Fund, Sigrid Rausing Trust, SIVMO, Swiss Federal Department of Foreign Affairs,Trócaire, UNDP
* This list is correct to 2021.
From their website. Maybe approach one of the many credible organisations listed above and on their website if you're worried about the veracity of the soldiers' claims. I am sure they wouldn't put their name to the website if they had any doubt as to the veracity of the testimonies.