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Cutting successful phishing at a hospital network

A hospital network protecting hundreds of thousands of patient records combined zero trust with staff training.

95%
reduction in successful phishing

At a glance

Client
A multi-hospital healthcare networkName withheld for confidentiality
Industry
Healthcare
Scope
Zero-trust architecture, email security and awareness training

The challenge

Staff received several phishing attempts every day. A single click could expose patient records or let ransomware into clinical systems, and busy clinicians had little time to scrutinise emails.

Once inside, an attacker could move freely, because most systems trusted anyone on the hospital network.

Our approach

  1. Strengthen email defences

    Advanced filtering, link scanning and sender verification stopped most phishing before it reached inboxes.

  2. Verify every access

    Zero-trust controls require strong authentication and check device health before granting access to patient data.

  3. Train for real situations

    Short, role-specific training and realistic phishing simulations taught staff what to look for.

  4. Make reporting easy

    A one-click report button lets staff flag suspicious emails for fast review.

The solution

Fewer phishing emails reach staff, fewer of those are clicked, and a stolen password alone no longer opens access to patient systems. Suspicious emails reported by staff are investigated within minutes.

Security now supports clinical work instead of slowing it down.

Results

95%
reduction in successful phishing
  • Multi-factor authentication and device checks for patient data
  • Advanced email filtering and link protection
  • Role-based training and phishing simulations
  • One-click reporting for suspicious emails

Technology used

  • Zero-trust network access
  • MFA
  • Email security gateway
  • Phishing simulation platform
  • SIEM

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