Cardano wallet SecondFi traced the incident to an address-level issue and secured 129 million ADA after attackers drained funds from 374 addresses. Related posts: What is a seed phrase, and why is it important? Missing words in a seed phrase: How many are recoverable? Q2 2026 emerges as most-hacked quarter on record with 83 incidents THORChain resumes trading more than a month after $10M exploit