Kunal Mehta, also known by the alias "Shrek," used shell companies and bulk cash drops to clean millions for a cybercrime ring that stole $263 million.

The bank is adding trusted contacts, specialized teams and new tech against scams, but consumer advocates say reimbursement is the key missing piece.

Artificial intelligence is bringing revenue increases and expense reductions throughout Bank of America, Hari Gopalkrishnan, chief technology and information officer, said at an event Monday.