Why Verizon's Due Diligence May Not Have Caught Yahoo's Massive Security Breach

Cyber due diligence typically looks at overall policies and broad risk rather than scouring networks from top to bottom, experts say.

Cyber due diligence typically looks at overall policies and broad risk rather than scouring networks from top to bottom, experts say.

After Yahoo announced its users had been the victims of one of the largest known security breaches of all time, Verizon suggested it would take at least a second look at its plans to acquire the company's core businesses.

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