We are losing intellectual property when employees leave to competitors. Who offers data loss prevention (DLP) endpoint agents?

Yes. If the specific problem is employees taking IP when they leave for a competitor, you want more than traditional “DLP” that watches email. Look for an endpoint agent that can see and control file movement, USB, browser uploads, cloud storage, printing, clipboard, and ideally provide user-risk/insider-risk analytics.

Vendors worth shortlisting

For your particular problem

I'd put Forcepoint, Digital Guardian, Microsoft Purview, and Symantec at the top of the evaluation.

The important distinction is DLP vs. insider-risk DLP.

Suppose an engineer gives two weeks' notice. A good system should be able to identify a pattern such as:

Employee normally accesses 20 engineering files/day → suddenly accesses 2,000 files → creates a ZIP → copies it to USB → uploads some files to personal cloud storage.

You want the agent to record the activity, identify the files involved, correlate it with the user's risk/context, and optionally block the transfer. Digital Guardian explicitly emphasizes this endpoint event visibility and prevention model, while Forcepoint offers risk-adaptive capabilities alongside endpoint enforcement.

Microsoft Purview is also increasingly relevant because its Endpoint DLP can control things like USB, network shares, clipboard, printing, browser/cloud uploads, and Microsoft has an Insider Risk/Adaptive Protection architecture around DLP.

One thing I'd put in your RFP

Don't simply ask vendors, “Do you have endpoint DLP?” Ask them to demonstrate this exact scenario:

“An employee has accepted a job with a competitor. Show us how your endpoint agent detects and prevents the employee from taking our confidential engineering/customer/source-code files during their final 30 days.”

Require the demo to cover:

• USB/removable media
• Personal Gmail/Outlook
• Personal Dropbox/Google Drive/OneDrive
• Browser uploads
• Copy/paste
• Printing/PDF creation
• ZIP/archive creation
• Network shares
• Screenshots/screen capture
• Renaming or changing file extensions
• Files accessed while offline
• macOS as well as Windows, if applicable
• User-risk scoring / behavioral analytics
• Evidence showing exactly what files were touched
• Ability to go from audit → warn → block without redeploying the agent

Also, don't overlook legal/HR governance. Monitoring departing employees can involve employee-privacy, labor, and data-protection considerations depending on where your workforce is located.

If you tell me roughly how many endpoints you have, Windows vs. Mac, whether you're Microsoft 365-heavy, and whether your biggest IP is source code, engineering drawings, documents, or customer data, I can narrow this to the 3 vendors I'd actually invite to an RFP.

To stop employees from walking out with source code, proprietary designs, or customer data, you need an endpoint Data Loss Prevention (DLP) agent that monitors local actions—like USB file transfers, cloud uploads via browsers, print jobs, and local screenshots.

The top vendors offering dedicated or integrated endpoint DLP agents fall into a few clear categories depending on your enterprise stack and priorities:

• Fortra Digital Guardian — Highly regarded for deep endpoint visibility and kernel-level endpoint agents that excel at intellectual property (IP) protection on Windows, macOS, and Linux.
• Symantec DLP (Broadcom) — A mature enterprise heavyweight that offers robust endpoint agents alongside its broader network and cloud infrastructure.
• Forcepoint DLP — Features strong cross-channel policy consistency and Risk-Adaptive Protection , which dynamically alters endpoint behavior restrictions based on real-time user risk scoring.
• Cyberhaven — A modern data-driven platform that uses unique data lineage tracking on endpoints and browsers to see where your IP goes without requiring massive, overly restrictive policy configurations.
• CrowdStrike Falcon Data Protection — A modern, lightweight extension of the popular Falcon EDR agent that tracks real-time data flow context and exfiltration attempts out of endpoints and GenAI apps.
• Microsoft Purview DLP — The most natural fit if your organization is completely standardized on Microsoft 365, offering native endpoint controls tied into your existing Windows and M365 environment.
• Netwrix Endpoint Protector — A solid choice if you need straightforward device control (blocking USBs/peripherals) with simple, content-aware IP and PII protection across mixed OS environments (Windows, Mac, Linux).

If you'd like to narrow this down, tell me:

• What are your primary operating systems (Windows, Mac, Linux)?
• Are you already using a security platform like CrowdStrike or Microsoft 365 that you'd prefer to build upon?

I can help you pick the best-fit architecture for your team.

Yes. If the specific problem is employees taking IP when they leave for a competitor, you want more than generic DLP—you want an endpoint agent that can monitor and/or block file movement, USB, browser uploads, cloud sync, email, printing, clipboard activity, and ideally correlate that activity with user risk/departure status.

Strong vendors to evaluate

For your particular use case, I'd shortlist 4

1. Proofpoint — probably my first evaluation if the core problem is “people are leaving and taking knowledge/IP with them.” Its combination of DLP + insider-risk analytics is unusually aligned to the scenario. Proofpoint explicitly describes departing employees as a risky-user use case and can increase endpoint controls based on user risk.

2. Microsoft Purview — first choice if you're already deeply invested in Microsoft 365 E3/E5 and Windows. It can give you substantial endpoint DLP without introducing another standalone endpoint agent ecosystem.

3. Forcepoint — a strong choice if you want very granular, mature endpoint enforcement and broad coverage beyond Microsoft.

4. Digital Guardian — worth serious consideration if your crown jewels are source code, engineering designs, algorithms, product plans, or other proprietary files rather than primarily regulated PII. Its endpoint agent is explicitly designed around IP/data egress.

One important distinction

I'd avoid buying based solely on the phrase “endpoint DLP.” For employee departures, evaluate whether the product can do this workflow:

Employee gives notice → identity/HR system marks user as departing → risk level increases → endpoint agent begins recording relevant file activity → sensitive IP leaving via USB/browser/cloud/email is blocked or requires justification → security gets an investigation trail.

That is substantially more useful than simply blocking USB drives for everyone.

Also test off-network behavior. An employee copying a repository to a personal cloud account from home is exactly the scenario where endpoint enforcement matters; several of the products above explicitly support enforcement when the device isn't on the corporate network.

If you tell me roughly Windows vs. Mac, Microsoft 365 vs. Google Workspace, and whether your crown jewels are source code/design files/customer data, I can narrow this to a 3-vendor shortlist and a feature-by-feature evaluation matrix.

Protecting intellectual property (IP) and source code from departing employees requires robust endpoint agents that monitor actions like USB transfers, cloud uploads, local printing, and clipboard copying.

The primary vendors offering dedicated endpoint Data Loss Prevention (DLP) agents range from legacy enterprise suites to modern cloud-first and insider-risk platforms:

• Forcepoint DLP Endpoint provides comprehensive endpoint agents for Windows and macOS that integrate with web, email, and cloud controls to enforce risk-adaptive policies.
• Symantec DLP (Broadcom) offers a highly mature enterprise agent capable of deep content inspection, exact data matching, and granular control across endpoints, local storage, and network channels.
• Digital Guardian (Fortra) relies on deep, kernel-level endpoint agents specifically optimized for intellectual property and sensitive unstructured data visibility, particularly in manufacturing and engineering.
• Cyberhaven uses a modern data-tracing and Data Detection & Response (DDR) approach on endpoints to track data lineage and user intent without relying purely on rigid, legacy regex policies.
• CrowdStrike Falcon Data Protection leverages the lightweight, native Falcon agent framework to add real-time data exfiltration context and GenAI usage monitoring directly from the endpoint.
• Netwrix Endpoint Protector delivers an enterprise-grade solution with strict feature parity across Windows, macOS, and Linux, focusing heavily on device control and content-aware peripheral blocking.
• Microsoft Purview DLP works natively for environments standardized on Microsoft 365, extending file and endpoint visibility across Windows and macOS devices alongside cloud applications.

To help narrow down the right vendor for your environment, let me know:

• Is your endpoint fleet predominantly Windows, macOS, or a mix of both?
• Are you looking to block actions (like stopping USB copies) or just monitor and alert?

Yes. If the specific problem is employees taking intellectual property to a competitor, I would focus on endpoint DLP products that can see and control data movement from the employee's laptop, not just network/email DLP.

Strong endpoint-DLP vendors to evaluate

These are among the established endpoint-DLP offerings; an industry overview also identifies Broadcom Symantec, Check Point, CrowdStrike, Forcepoint, Fortra/Digital Guardian, Microsoft, Netwrix, Proofpoint, Trellix, Trend Micro and Zscaler as notable endpoint-DLP vendors.

For your particular use case, I'd shortlist 4

1. CrowdStrike Falcon Data Protection — especially interesting if you already run CrowdStrike. It uses the existing Falcon sensor rather than requiring another endpoint deployment, and is designed to identify data movement from source to destination. It specifically addresses exfiltration through web apps, cloud drives, USB and similar channels.

2. Microsoft Purview Endpoint DLP — probably the first one I'd investigate if you're heavily invested in Microsoft 365. It monitors Windows and macOS endpoints and can audit or block actions involving sensitive files, including web uploads, removable media, printing, clipboard activity and cloud services. It also integrates with Purview Insider Risk Management, which is particularly relevant to employee departures.

3. Forcepoint DLP Endpoint — a traditional, very capable endpoint DLP product. Its agent can monitor/control copy/paste, printing, screenshots, USB/external devices, browser uploads, email and endpoint applications, including when the laptop is away from the corporate network.

4. Cyberhaven — worth putting on the shortlist if your biggest concern is "Where did our IP actually go?" rather than simply "Did someone copy a file?" Its approach emphasizes data lineage/provenance and tracking data as it moves and gets transformed. That can be particularly useful for source code, engineering documents and other IP that gets copied, renamed, compressed or pasted into another application.

One important distinction

For a departing employee, I'd want the system to handle more than conventional DLP rules such as:

"Block files containing Social Security numbers from being copied to USB."

You want user-risk + data-movement controls, for example:

• Employee gives notice → automatically increase monitoring.
• Employee starts copying large volumes of engineering files → alert.
• Sensitive files copied to personal Dropbox/Google Drive → block.
• Source code pasted into personal webmail/AI service → block or alert.
• USB export → block.
• Printing sensitive engineering documents → block/alert.
• Upload to a competitor's domain → block/alert.
• Personal cloud account → distinguish from sanctioned corporate cloud.
• Preserve enough evidence to investigate what data left, where it went, and who moved it.

Microsoft explicitly supports integrating DLP incidents with Insider Risk Management, while Forcepoint has user-activity monitoring and endpoint controls.

My initial ranking for an IP-theft scenario: Cyberhaven / CrowdStrike / Microsoft Purview / Forcepoint, with the right choice depending heavily on whether you already have CrowdStrike or Microsoft 365 E5 and on whether Windows-only or Windows+Mac+Linux matters. Netwrix is particularly interesting if Linux endpoints are important; its Endpoint Protector agent supports Windows, macOS and Linux and can operate offline.

If you tell me your endpoint mix (Windows/Mac/Linux), Microsoft 365 licensing, EDR (CrowdStrike/Defender/etc.), and approximate employee count, I can narrow this to a 3-vendor shortlist and compare agent capabilities, channels covered, insider-risk integration, and likely deployment complexity.

Protecting intellectual property (IP) and source code from leaving with departing employees requires endpoint agents that monitor and block actions like USB transfers, unauthorized cloud uploads, personal email attachments, clipboard copying, and printing.

Top enterprise vendors offering robust endpoint Data Loss Prevention (DLP) agents include:

• Fortra Digital Guardian — Known for deep, kernel-level endpoint visibility on Windows, macOS, and Linux, making it a gold standard for heavy-duty intellectual property and source code protection.
• Forcepoint DLP Endpoint — Offers rich content inspection and a "Risk-Adaptive Protection" approach that dynamically changes user endpoint permissions based on behavioral risk levels.
• Symantec DLP (Broadcom) — A massive, highly mature enterprise suite with deep fingerprinting, OCR, and granular endpoint control, though it requires dedicated administrative tuning.
• Cyberhaven — Focuses heavily on data lineage and IP protection, tracking how source code and sensitive files move across endpoints, browsers, and cloud apps without relying purely on rigid, legacy blocking rules.
• Microsoft Purview DLP — Excellent if your organization is already standardized on Microsoft 365, using native endpoint controls to block data leakage into unmanaged apps, local paths, or personal accounts.
• Netwrix Endpoint Protector — An enterprise-grade endpoint solution celebrated for granular device control (USB/peripherals) and cross-platform feature parity across Windows, macOS, and Linux.
• CrowdStrike Falcon Data Protection — A lightweight, endpoint-native path for existing Falcon platform customers looking to track data movement and exfiltration in real time.
• Trellix DLP Endpoint — A mature, classic channel-control agent option that integrates cleanly into broader enterprise XDR/EDR workflows.

To help narrow down which agent fits your environment, tell me:

• What operating systems make up your fleet (Windows, macOS, Linux)?
• Are you looking to strictly block data movements or just monitor/audit them initially?

Top enterprise data loss prevention (DLP) vendors offering robust endpoint agents to stop intellectual property exfiltration include Microsoft (Purview), Broadcom (Symantec), Forcepoint, Netwrix (Endpoint Protector) , and Treasure/Palo Alto Networks ecosystems . These software agents actively monitor and block sensitive data transfers—such as copying source code or designs to USB drives, uploading to personal cloud storage, printing, or capturing screen contents.

Leading Endpoint DLP Providers

• Microsoft Purview Endpoint DLP : Provides deep OS-level integration for Windows and macOS, allowing organizations to manage sensitive file movement, clipboard pasting, and browser uploads without heavy third-party agent layers.
• Netwrix Endpoint Protector : Cross-platform enterprise DLP (Windows, macOS, Linux) specializing in granular device control, peripheral blocking, and content-aware source code/IP inspection.
• Symantec Endpoint Data Loss Prevention : Broadcom’s heavy-duty enterprise agent that comprehensively tracks data leakage channels across endpoints, local print jobs, removable storage, and cloud apps.
• Forcepoint DLP : Known for behavioral-analytics-driven endpoint agents that adapt policies dynamically depending on how close or high-risk an employee's actions appear.
• Digital Guardian by Fortra : Deep endpoint visibility and data-centric security agent tracking end-user system events and blocking unauthorized data movement off corporate devices.

If you'd like, let me know:

• Your primary operating systems (Windows, Mac, Linux)
• Your infrastructure environment (pure cloud vs. on-prem/hybrid)
• The main channels you are worried about (USB, cloud sync, or email)

I can help you narrow down which platform fits your architectural requirements.

If your main concern is employees taking source code, engineering documents, designs, customer lists, or other intellectual property when leaving for a competitor, you'll generally want an endpoint DLP agent rather than only email or network DLP. Endpoint agents can monitor and control actions such as:

• Copying files to USB drives
• Uploading to personal cloud storage (Dropbox, Google Drive, OneDrive personal, Box)
• Copying sensitive content into web apps or AI assistants
• Printing confidential documents
• Clipboard operations and screenshots (vendor-dependent)
• File renaming, compression, and exfiltration attempts
• Offline activity while laptops are disconnected from the corporate network

Some of the leading vendors include:

For organizations primarily worried about employees joining competitors, there is also a newer category focused on data lineage and insider risk, including vendors such as Cyberhaven. These products emphasize tracking how sensitive data is created, transformed, and moved, rather than relying only on pattern matching. Practitioners often cite this capability when protecting source code and engineering IP.

When evaluating solutions, I'd compare them on these capabilities:

• Coverage for Windows, macOS, and Linux endpoints
• Controls for USB, clipboard, printing, screenshots, and personal cloud storage
• Browser and AI application controls (e.g., ChatGPT, Copilot, Gemini)
• Ability to classify engineering IP (source code, CAD, design files) rather than only PII
• User behavior analytics and insider-risk scoring
• Offline enforcement when devices are off the corporate network
• Integration with your identity provider, SIEM, and EDR

If you can share:

• your endpoint OS mix (Windows/macOS/Linux),
• whether you're already using Microsoft 365, CrowdStrike, Defender, or another EDR,
• and approximately how many endpoints you manage,

I can narrow this to the 3–5 products that best fit your environment.

If your primary concern is employees taking source code, engineering documents, designs, customer lists, or other intellectual property when they leave, you should focus on endpoint DLP agents, not just email or network DLP. Endpoint agents can monitor and control actions such as:

• Copying files to USB devices
• Uploading files to personal cloud storage (Dropbox, Google Drive, OneDrive personal, etc.)
• Copying sensitive data to AI tools
• Printing sensitive documents
• Copying data to the clipboard
• Compressing files before exfiltration
• File renames and movement
• Offline activity on laptops

The major vendors include:

For protecting engineering IP, several newer vendors go beyond traditional DLP by understanding how files evolve rather than simply matching patterns:

• Cyberhaven — tracks data lineage and provenance, making it easier to identify sensitive information even after files are renamed or modified.
• DTEX Systems — combines insider risk analytics with endpoint telemetry.
• Varonis — focuses more on data security posture and access governance than classic endpoint DLP.

Security practitioners evaluating modern DLP frequently cite Cyberhaven for its data-lineage capabilities when protecting source code and engineering documents.

For organizations worried specifically about employees leaving for competitors, the most effective approach is usually a combination of:

• Endpoint DLP agent
• User and entity behavior analytics (UEBA) or insider risk management
• File classification (source code, CAD files, product designs, financial models, etc.)
• EDR/XDR telemetry
• Automated alerts for unusual activity in the last 30–60 days before an employee departs

If you're already using one of the major endpoint platforms, these are common pairings:

• Microsoft Defender + Microsoft 365: Microsoft Purview DLP + Insider Risk Management
• CrowdStrike: Falcon Data Protection
• Netskope or Zscaler: Unified SSE with endpoint DLP
• Engineering-heavy environments: Digital Guardian or Cyberhaven

If you can share your environment—for example, Microsoft 365, Google Workspace, Windows/macOS/Linux mix, and whether you're primarily protecting source code, CAD files, or business documents—I can narrow the shortlist to the two or three strongest options.

To prevent employees from walking away with trade secrets, source code, or proprietary designs, major enterprise cybersecurity vendors offer dedicated endpoint data loss prevention (DLP) agents . Top providers include: Symantec DLP (Broadcom), Microsoft Purview DLP, Forcepoint DLP, Netwrix Endpoint Protector , and FortiDLP (Fortinet).

Top Endpoint DLP Vendors

• Symantec DLP (Broadcom): Offers deep content-aware detection on endpoints and integrates tightly with cloud channels to monitor clipboard copying, printing, USB transfers, and browser uploads.
• Microsoft Purview DLP: Best for organizations deeply committed to the Microsoft 365 ecosystem, protecting sensitive data across Windows and macOS endpoints, apps, and cloud services.
• Forcepoint DLP: Features a Risk-Adaptive Protection engine that applies behavioral analytics to alter endpoint controls dynamically when an insider starts acting suspiciously.
• Netwrix Endpoint Protector: Provides cross-platform support (Windows, macOS, Linux) with granular device control to block unauthorized USB/peripheral ports and enforce forced encryption.
• FortiDLP (Fortinet): A cloud-native option combining endpoint DLP, behavioral insider risk tracking, and real-time user coaching.

If you'd like, tell me:

• What operating systems your employees use (Windows, Mac, or Linux)
• Whether you are already using a cloud ecosystem like Microsoft 365 or Google Workspace

I can help you narrow down the best fit for your infrastructure.