An NDA typically prohibits employees from disclosing certain confidential information they learn or have access to during the course of their employment. To create the document, you first have to download a free California non-disclosure agreement then, indicate what you need to keep confidential and why.Safeguard your trade secrets with our California non-disclosure agreement (NDA) template. Effortlessly protect your confidential information. Nondisclosure agreements (NDAs) are used for a variety of reasonsincluding to protect employers' sensitive business information. California courts have long ruled that companies can use NDAs to protect certain financial, technical, and businessrelated information. A nondisclosure agreement (NDA) is a legally binding contract that establishes a confidential relationship between two parties. In California today, NDAs still carry validity and soundness in court so long as they are executed precisely, legally, and firmly. Marsh, Los Angeles Employment Attorney Written: March 2009. Share. What Is A Confidentiality Agreement (a.k.a.