The internet and social media have made it easy for anyone to publish material publicly.
Any comment which could potentially damage a person's reputation could be deemed defamatory.
Protection can be arranged in a variety of ways, which will depend on your type of business or industry sector.
Defamation is the umbrella term which includes slander (verbal comments) and libel (written comments).
There are various defences to Defamation e.g the statement was true or made in the public interest. However, the defence costs are often substantial.