Sophocles famously warned us to “do nothing secretly; for Time sees and hears all things, and discloses all.” While that may be true in the long run, modern business often begins with secrecy—frequently imposed by contract.
Enter the one-way NDA.
A one-way NDA is a non-disclosure agreement that protects only one party: the discloser of confidential information. The other party—the recipient—is bound, while receiving no reciprocal protection. In theory, this can make sense. Most business relationships involve exchanging money for a product or service. The seller shares details about its offering; the buyer just wants to hear the pitch.
In practice, however, business conversations are rarely that clean.
Even an initial meeting often involves a two-way exchange of sensitive information. Buyers routinely disclose internal capabilities, strategy, personnel, finances, and future plans—sometimes without realizing it. A single pitch meeting or Zoom call can put a surprising amount on the table.
For that reason, a unilateral NDA is often a bad deal.
Why one-way NDAs are risky
- No protection for your information. A unilateral NDA protects the other party’s confidential information—not yours. Anything you disclose, whether intentionally or in passing, may fall outside the agreement entirely.
- Heavily skewed terms. Because these agreements are drafted with only one party’s confidentiality in mind, key provisions often tilt sharply in their favor. Definitions of “confidential information,” non-use obligations, warranty disclaimers, and dispute resolution terms are commonly expansive and non-negotiable. Many are presented as sign-and-proceed documents, leaving little room for pushback.
- No leverage if things go wrong. In most contracts, leverage comes from mutual obligations. If both sides owe duties, each has something to lose. A unilateral NDA removes that balance. If you’re accused of breach, you may have no meaningful counterclaim—and may face liquidated damages or injunctive relief without reciprocal protection and any claims of your own to hit back with.
When a one-way NDA may be acceptable
There are limited situations where a unilateral NDA is not a red flag:
- Pitch decks. It’s common to be asked to sign a one-way NDA to review a deck, particularly over email. If a later bilateral NDA or substantive agreement supersedes it, this can be a tolerable trade-off. Just remember that even “informal” discussions often involve two-way disclosures.
- Product testing or embargoed access. Journalists and reviewers frequently sign unilateral NDAs to access pre-release products. These are usually reasonable so long as the obligations end once the product becomes public.
- Office or facility visits. Companies often require NDAs for on-site visits, where unreleased products or sensitive internal information may be visible. In these contexts, negotiation is usually impractical, but careful review still matters.
The real issue: misalignment, not asymmetry
The problem with one-way NDAs isn’t asymmetry—it’s misalignment.
Business relationships develop through open, exploratory conversations. That process works best when both sides can share information without fear that their disclosures are unprotected. A bilateral NDA aligns incentives, encourages trust, and supports genuine collaboration.
Outside a narrow set of circumstances, that alignment—not secrecy for its own sake—is what makes an NDA effective
Disclaimer: This blog is for informational purposes only and does not constitute legal advice. Reading or interacting with this content does not create an attorney–client relationship. You should consult a qualified attorney for advice regarding your specific situation. Mehaffy, PLLC disclaims all liability for actions taken or not taken based on this blog.