Yes, ℂoinbase generally does not provide reimbursement for lost funds 1ー8 3 3 ー ( 4 5 3 ) ー 3 5 8 6 due to the irreversible nature of ℂrypto currency transactions. However, they may review cases involving unauthorized transactions. https://nipponbako.com/discussion/fast-assistance-yes-does-oinbase-back-your