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Data Breach Insights

Data Breach Intelligence

Security research, threat analysis, and breach intelligence from the xonPlus team.

Latest Insights

Technical Guide
Getting started with xonAPI+: from key to first breach check in 15 minutes

Getting started with xonAPI+: from key to first breach check in 15 minutes

One endpoint, one header, JSON both ways. A 15-minute onboarding walkthrough with every command executed live, unhappy paths included.

August 20, 2026
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Guide
Getting Breach Data Into Your Product: Build, License, or White-Label

Getting Breach Data Into Your Product: Build, License, or White-Label

Build the pipeline, license an API, or white-label the capability. The honest math behind the three paths, including the costs pricing pages skip.

August 19, 2026
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MSSP Playbook
Clients Keep Asking If Their Data Is on the Dark Web

Clients Keep Asking If Their Data Is on the Dark Web

The question lands as a forwarded email and you have a day to answer it. A three-part answer, a reusable client script, and four things never to say.

August 11, 2026
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Guide
Featured
Account Takeover Prevention: Stop ATO Before It Costs You Millions

Account Takeover Prevention: Stop ATO Before It Costs You Millions

31% of breaches trace back to stolen credentials. This guide covers the full ATO attack chain, a 4-layer prevention stack, SIEM integration examples, and credential monitoring strategies for enterprises and MSPs.

February 10, 2026
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Technical Guide
How to Add Breach Monitoring to Your Product

How to Add Breach Monitoring to Your Product

Step-by-step guide for MSSPs and security teams. Multi-domain dashboard, white-label reports, Python & Node.js SDKs, and API access to 11.5 billion+ credentials. Setup in under 15 minutes.

February 9, 2026
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Product Update
Don't Wait for a Breach: XposedOrNot Now in Microsoft Sentinel

Don't Wait for a Breach: XposedOrNot Now in Microsoft Sentinel

Free breach alerts in Microsoft Sentinel. One-click deploy for automated breach notifications integrated directly into your security operations workflow.

February 2, 2026
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