Impact & Downstream Threats
This breach carries high risk due to the nature of exposed data fields and the scale of affected records.
- Financial fraud using exposed financial profile data
- Identity verification bypass using name + date of birth combination
- SIM swap attacks where phone numbers are present
- Targeted phishing campaigns using exposed email addresses
- Doxxing risk from physical address exposure
- Employment-based social engineering using job and employer data
Breach Intelligence
Executive Summary
What happened in the , University of Pennsylvania, Breach? February 4th 2026, 7:00 pm EST, The University of Pennsylvania breach, detected on October 31, 2025, was a sophisticated intrusion attributed to ShinyHunters (Scattered Lapsus$ Hunters). The attackers gained access by compromising a PennKey SSO account, allowing them to move laterally through systems like Salesforce and SharePoint. Before the full data dump, the group gained notoriety by weaponizing Penn's internal tools to send offensive mass emails to over 700,000 students and alumni, turning a standard theft into a public relations nightmare.,
, The exfiltrated data is highly granular, containing , 3,062,299 full names, , , 2,814,987 street addresses, , , 1,858,436 dates of birth, , , 643,833 phone numbers, , and , 623,964 emails, . Most critically, the leak exposed donation amounts and internal dossiers on "Ultra High Net Worth" donors, including high-profile alumni like the Trump family. These files contained sensitive internal commentary and "wealth band" assessments, providing a roadmap for future social engineering attacks against the university's donor base.,
About University of Pennsylvania
Private research university in Philadelphia.
Data Points Exposed
Dark Web Verification
Status: Confirmed
- Dataset containing approximately 624K records identified in breach intelligence sources.
- The data is indexed and searchable across breach notification platforms.
Recommended Actions
⚠️ Do not assume this is low sensitivity.
Non-clients may request a breach impact review.
Frequently Asked Questions
In October 2025, University of Pennsylvania experienced a data breach that exposed approximately 624K records containing personal information.
The exposed data includes fields such as date of birth, donation history:charitable, email address, financial profile:income, full name.
Approximately 624K records were affected based on current breach intelligence.
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- A public-facing individual
- A high-profile executive
- A customer of University of Pennsylvania
- Or concerned about credential reuse
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