Michael Riley reports:
Citigroup Inc. (C), E*Trade Financial Corp. (ETFC), Automatic Data Processing (ADP) Inc. and Regions Financial Corp. were attacked by the same hackers that breached JPMorgan Chase & Co. (JPM), according to a person familiar with the matter.
At least one of those companies — E*Trade — was targeted last year and subsequently brought in cybersecurity specialists to help scour its networks and assess the potential damage, said the person, who asked not to be identified because the investigation is ongoing. The hackers tried to break into Citigroup this year but failed, according to a person familiar with the incident at the bank.
Read more on Bloomberg.