NewsBanking & FintechHighNavient Corporation Files SEC Form 8-K After Third-Party Law Firm Ransomware Exfiltrates Borrower RecordsNavient files SEC Form 8-K Item 1.05 after a ransomware attack on an external law firm exposed sensitive student loan borrower PII and Social Security numbers.CST Newsroom·23 Sep 2026, 12:00 IST·14 min read