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Why non-human identity management is critical to SaaS security

Protecting your organization’s data from NHI risks shouldn’t be a guessing game. Our app-to-app integrations table is here to help.

February 18, 2025

Every day at your organization, new SaaS app integrations are created—each one potentially opening a new door for attackers. In 2024 alone, breaches exploiting non-human identities (NHIs) cost companies an average of $4.88 million, according to IBM and the Ponemon Institute.

While identity and access controls have traditionally focused on human users, non-human identities now vastly outnumber them—and they often have privileged access to sensitive data like source code and customer information. Without proper visibility and management, these overlooked accounts create easy entry points for breaches and data leaks.

What are non-human identities and why should you care?

Let’s start with the basics. Non-human identities (NHIs) are automated or generated accounts that often receive broad and highly permissive access to tools, resources, and data upon creation. They help businesses integrate apps, streamline workflows, and manage resources—but they also introduce major security risks when left unchecked.

Common examples of NHIs include:

  • API keys
  • OAuth tokens
  • Service accounts
  • App-to-app integrations

With the explosion of low-code tooling and native SaaS marketplaces, it’s easier than ever for employees to connect new apps to your ecosystem. But as your workforce rapidly adopts more SaaS solutions, tracking which apps have access to what data—and how they’re connected—becomes a daunting challenge.

Why NHIs are a prime target for attackers

NHIs are growing at an unprecedented rate, outnumbering human users by a staggering 45:1, according to CyberArk research. This explosive growth has created blind spots that attackers actively exploit, like risky app integrations and API key. And because non-human identities typically receive far less monitoring than human users, they're especially easy to compromise.

Real-world risks of unmanaged NHIs:
  • Data Breaches: Imagine an attacker gaining access to your source code—not through a sophisticated hack, but because an old API key was left unchecked. That’s exactly what happened in the New York Times GitHub token breach, where exposed credentials allowed unauthorized access to the newspaper's source code repositories.
  • Operational Disruptions: Compromised NHIs can break integrations, cause system outages, and disrupt critical workflows—leading to lost productivity and costly downtime.
  • Diminished Reputation: High-profile breaches involving sensitive customer data, like the Schneider Electric breach in November 2024, can erode trust and damage brand reputation overnight.

Taking back control: How to manage NHIs before they manage you

Securing your SaaS environment starts with knowing where your critical data resides and who—or what—has access to it. One of the most common and riskiest forms of NHIs are app-to-app integrations—automated connections that perform key business functions but often operate outside the scope of traditional security oversight. Understanding the potential risks of new and existing app integrations and managing their access is essential to your overall security.

To help you manage these risks, Nudge Security's app-to-app integrations table provides deep visibility into your integrations, mapping and prioritizing them by risk level. This allows you to:

  • See all active app integrations across your SaaS environment.
  • Identify risky connections by reviewing OAuth scopes, access permissions, and integration types.
  • Take action immediately by revoking unnecessary or overly permissive integrations.

With AI-powered risk insights, you get contextualized findings that help you proactively mitigate security threats—either by resolving them yourself or empowering users to take corrective action through automated security nudges.

To see how Nudge Security helps you manage non-human identities within your SaaS estate, explore our interactive demo:

Don’t wait for a breach—secure your NHIs today with Nudge Security

Your organization could already be at risk from unmanaged or unknown NHIs. Don’t wait for a breach to protect your organization's essential data. Try Nudge Security for free and regain control over your SaaS security.

Start your 14-day free trial and see how we can help you identify, understand, and resolve NHI risks before they become costly incidents.

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