A confidentiality agreement — also known as a non-disclosure agreement (NDA) — is one of the most commonly used contracts in business. Whenever you share sensitive information with an employee, contractor, business partner, investor, or potential buyer, a confidentiality agreement ensures that the recipient cannot share or misuse that information. It is used before business negotiations, during vendor onboarding, when hiring employees or contractors with access to trade secrets, and when exploring mergers or acquisitions. A well-drafted confidentiality contract makes clear exactly what information is covered, how it can be used, how long the obligation lasts, and what the consequences of a breach are. FreeContract generates a customized, editable confidentiality agreement template from your plain-English description — free, unlimited, no account needed.
What every confidentiality agreement should cover
A confidentiality agreement (CA), also called a non-disclosure agreement (NDA), is a legal contract in which one or both parties agree to keep certain information secret. It is one of the foundational documents of modern business, used across industries from tech startups to manufacturing firms, from solo consultants to large enterprises.
**One-way vs. mutual.** A one-way (unilateral) confidentiality agreement protects information flowing in one direction — for example, a company sharing a business plan with a potential investor. A mutual (bilateral) NDA applies when both parties will share sensitive information — such as two companies exploring a merger or joint venture. Choose the structure that matches your actual information flow.
**Defining confidential information.** The agreement must clearly define what is and is not confidential. Common approaches include a broad catch-all ('all non-public information disclosed by either party') or a specific enumerated list ('financial projections, customer lists, product designs, and source code'). Be specific enough to protect what matters, but not so narrow that key information falls outside the definition.
**Standard exclusions.** Most confidentiality agreements exclude information that: (a) is or becomes publicly available through no fault of the receiving party; (b) was already known to the receiving party before disclosure; (c) is independently developed by the receiving party without reference to the disclosed information; or (d) is required to be disclosed by law or court order. These exclusions are standard and generally fair to include.
**Permitted use.** The confidentiality agreement should specify what the receiving party is allowed to do with the information. Typically it may only be used for the specific purpose the parties are discussing — evaluating a potential business deal, completing a project, etc. Using the information for any other purpose is a breach.
**Duration.** The confidentiality obligation typically lasts 1–5 years from the date of signing or from the date of disclosure. Trade secrets can have indefinite protection under separate trade secret law, but most NDAs have a defined term. Choose a duration that is long enough to protect your business interests but not so long that it becomes unenforceable.
**Remedies for breach.** Most confidentiality agreements specify that breach causes irreparable harm for which monetary damages are insufficient, entitling the injured party to seek injunctive relief (a court order to stop the breach) in addition to monetary damages. Include this language — it gives you faster legal options if someone violates the agreement.
**Return of materials.** Consider including a clause requiring the receiving party to return or destroy all confidential materials upon request or at the end of the relationship.
**Common mistakes.** Using an overly broad definition of confidential information that could be challenged as unenforceable. Forgetting to have the agreement signed before sharing anything sensitive. Not specifying the permitted use. Omitting standard exclusions, which can make the agreement look one-sided and harder to enforce. Using a confidentiality agreement to cover something that should be handled by a different contract (e.g., IP assignment).
**When to involve a lawyer.** For major business deals — M&A due diligence, investor disclosures, sensitive IP licensing — have a licensed attorney review the confidentiality agreement before you share any materials. FreeContract generates an editable template that covers the standard structure, but for high-stakes situations, professional legal review is strongly recommended.