The Commonwealth Bank is bringing in sophisticated technology to fight back against ever evolving scammers. Customers will get an alert through their app to verify if a call is real. A new 'NameCheck' feature will scrutinise whether account details are right before money is transferred. Australians lost a staggering $4 billion to scams last year. 7NEWS at 6pm. More local news: 7news.com.au/news/sydney #Scams #7NEWS | 7NEWS Sydney