"In most legal systems, confidentiality is part of hiring someone."
I assume you're talking about European systems, in which case it's not true, at least not to a significant extent. And when you hire a contractor it's even less defined - a contractor can freely talk about what kind of work he did for a company, right down into quite specific detail, without a proper NDA or clause to that extent in the contract.
I assume you're talking about European systems, in which case it's not true, at least not to a significant extent. And when you hire a contractor it's even less defined - a contractor can freely talk about what kind of work he did for a company, right down into quite specific detail, without a proper NDA or clause to that extent in the contract.