NEW YORK/TORONTO (Reuters) - Equifax Inc (EFX.N) said it expects costs related to its massive 2017 data breach to surge by $275 million this year, suggesting the incident at the credit reporting bureau could turn out to be the most costly hack in corporate history. The projection, which was disclosed on a Friday morning earnings [...]The post Equifax breach could be most costly in corporate history appeared first on CyberESI.