A financial services industry group warned U.S. banks, brokerages and insurers on Wednesday to be on heightened alert for cyber attacks after Bank of America and JPMorgan Chaseexperienced unexplained outages on their public websites.
The Financial Services Information Sharing and Analysis Center, which is widely known as FS-ISAC, raised the cyber threat level to “high” from “elevated” in an advisory to members, citing “recent credible intelligence regarding the potential” for cyber attacks as its reason for the move.
An outside security contractor told Reuters that “massive” denial-of-service attacks had been launched against multiple banks, but declined to comment further.
Denial-of-service attacks seek to disrupt websites and other computer systems at the targeted organization by overwhelming their networks with computer traffic. Read more from Reuters here.