Blog | Onna

Data Activity Monitoring vs. Auditing: What Legal Teams Need in 2026

Written by Brendan Locke | Apr 22, 2026 3:04:30 PM

Data activity monitoring gives legal teams real-time visibility into how sensitive data is being accessed, moved, and shared. It's something you won't achieve with traditional auditing. While audits look backward at what already happened, data activity monitoring shows you what is happening right now.

As per the HIPAA Journal, the average cost of a data breach reached $4.88 million. Legal and compliance teams are on the front line of that risk. Unfortunately, most still rely on periodic audits that flag problems weeks or months after the damage is done.

That gap is getting harder to defend. Digital communications data now lives across Slack, Zoom, Google Workspace, Microsoft Teams, and dozens of other platforms. As data moves fast, threats travel faster and cannot be tracked by traditional auditing.

As the leading data collection platform for eDiscovery, Onna gives legal and IT teams real-time data activity monitoring.

What Are the Compliance Hot Topics for 2026?

The compliance landscape is shifting fast. Here is what legal teams are focused on heading into 2026:

  • AI governance: Regulators are moving quickly to require documentation of how AI tools access and process sensitive data.
  • Cross-border data transfers: New frameworks from the EU, UK, and Asia-Pacific are tightening rules on where data can flow and who can access it.
  • Collaboration platform retention: Courts and regulators now expect companies to produce Slack, Teams, and Zoom data with the same rigor as email.
  • Insider threat detection: The rise of remote work has made internal data misuse harder to spot and easier to miss.
  • Real-time preservation obligations: Some regulators now expect near-immediate holds on relevant data when litigation is reasonably anticipated.

Each of these topics has one thing in common. They need visibility into data as it moves, and not a report generated days after the fact. Data activity monitoring is the tool that makes that visibility possible.

What Are the 4 Areas of Data Governance?

Strong information governance software is built around four core areas. Understanding them helps legal teams see exactly where traditional auditing limitations create gaps.

1. Data Quality

Data quality governance ensures the information your organization stores and produces is accurate and complete. For legal teams, it means knowing the data you collect and present in discovery actually reflects reality.

2. Data Security

Security governance determines who can access sensitive data and under what conditions. According to Usercentrics, 42% of US states had passed data privacy laws.

To help meet these requirements, data activity monitoring adds a real-time layer of protection. It alerts your team if someone accesses files they shouldn't, downloads an unusual amount of data, or shares sensitive content outside of approved channels.

3. Data Compliance

Compliance governance ensures your organization meets legal and regulatory data obligations. In 2026, it means demonstrating that you can produce digital communications data from any platform and at any time. These processes happen within a complete chain of custody.

4. Data Lifecycle Management

Lifecycle governance covers how data is created, stored, retained, and deleted. Data collection software that tracks data from creation to disposition gives legal teams the documentation they need to defend retention decisions in court.

Where Does Data Activity Monitoring Give Insights That Traditional Auditing Completely Misses?

The future of legal compliance focuses on data activity monitoring over traditional auditing. Here is where data monitoring benefits shine:

Litigation Hold Compliance

Traditional auditing tells you whether a litigation hold was issued. Data activity monitoring tells you whether custodians are actually complying with it in real time. It can flag when a custodian is under hold and proceed to:

  • Delete files
  • Modify documents
  • Move data to an unsanctioned location

Auditing catches this problem after it becomes a sanctions issue. Monitoring catches it while you can still fix it.

Insider Threat Detection

Audits review logs after suspicious activity has been reported. By then, the damage is often done. Data activity monitoring continuously analyzes behavioral patterns.

It flags when an employee suddenly:

  • Downloads large volumes of data
  • Accesses files outside their normal scope
  • Exports sensitive content to a personal device

For legal teams managing privileged information, this capability is critical. A single insider threat incident involving privileged data can compromise an entire organization.

Privilege Log Accuracy

Building a privilege log from a retrospective audit is slow, expensive, and error-prone. Data activity monitoring tracks document access and communications flows in real time. As a result, you can easily identify potentially privileged materials early, before they surface unexpectedly in production.

Frequently Asked Questions

How Quickly Can a Legal Team See Value After Rolling Out Data Activity Monitoring?

Most legal teams see immediate value within the first 30 days. The first benefit is visibility. You get to know what data exists, where it lives, and who is accessing it.

This process gives legal and IT teams a clearer picture than they have ever had before. Within 60 to 90 days, teams identify their first big issue that would have been missed by a traditional audit. These early findings validate the investment quickly and clearly.

What Kinds of Alerts Can Data Activity Monitoring Send When Someone Mishandles Sensitive Data?

Modern data activity monitoring platforms can generate alerts across a wide range of risk scenarios. Common alert types include unsanctioned cloud storage and modification of files under a legal hold.

Alerts can be configured by sensitivity level, user role, data type, and platform. It means your team can focus attention on the highest-risk behaviors without being overwhelmed by noise from routine activity.

Does Data Activity Monitoring Cover All Cloud and Mobile?

Yes, when implemented on a platform built for the modern workplace. Legacy monitoring tools often cover on-premise servers and email, but leave cloud applications and mobile devices unmonitored. A purpose-built data collection platform covers both cloud and mobile access.

Stay on Top of Everything with Modern Data Activity Monitoring

In 2026, legal teams that rely on traditional audits alone are flying blind between reporting cycles. Data activity monitoring lets you identify threats before they become worse.

Onna's secure collaboration tools monitor user activity with continuous audit logs, giving legal and IT teams real-time visibility. Our ISO27001 compliance and SOC2 Type II attestation mean your security posture is documented and court-ready at all times.

Contact us to request your demo today.