Answer:
Scammers and cyber attackers.
Step-by-step explanation:
Scammers and attacker use various means to get solid information, needed to steal and bring down a company. They adopt social engineering strategy, disguise as vendors to seek communication from member of an organisation.
To prevent or stop their attacks, there must be a level of awareness created among employees, thrash disposal of important documents, should be shredded or incinerated. Every network services must be gotten from a trusted vendor.