Fiserv Flaw Exposed Customer Data at Hundreds of Banks
Brian Krebs reports:
Fiserv, Inc., a major provider of technology services to financial institutions, just fixed a glaring weakness in its Web platform that exposed personal and financial details of countless customers across hundreds of bank Web sites, KrebsOnSecurity has learned.
Brookfield, Wisc.-based Fiserv [NASDAQ:FISV] is a Fortune 500 company with 24,000 employees and $5.7 billion in earnings last year. Its account and transaction processing systems power the Web sites for hundreds of financial institutions — mostly small community banks and credit unions. According to FedFis.com, Fiserv is by far the top bank core processor, with more than 37 percent of the market share.
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