What about making a non-disclosure agreement with a simple handshake?
An oral non-disclosure agreement is only valid in an imaginary world or utopia where people never quarrel and have problems.
Indeed, depending on the country and relevant legislation, if the principle of freedom of form usual applies, that is, the general rule is the unwritten contract, experience and common sense, however, dictate that all contracts should be done in writing and non-disclosure agreements are no different.
Moreover, in these cases, non-disclosure and confidentiality agreements, the need to properly define and express every detail is essential because it is the only way to clarify any doubts. Business affairs have underlying delicate and meticulous issues that are not compatible with the human faculty to memorize everything when preparing a non-disclosure agreement. Thus, both parties are covered, avoiding abuses or dubious interpretations.
To learn more about non-disclosure agreements, refer to more frequently asked questions about non-disclosure agreements.