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POST Luxembourg

POST Luxembourg Vendor Cyber Rating & Cyber Score

post.lu
in
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ISO 27001
SOC 2 Type 1
SOC 2 Type 2
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POST Luxembourg is the leading postal and telecommunication services operator in the Grand Duchy of Luxembourg. POST Luxembourg also offers a wide range of financial services and philately. With 75 post and telecom shops, a wide local and multi lingual call center for residential and business customers, we always stay close to our market and customers. POST Luxembourg Group is one of the largest employer of the country with over 4.600 employees. Our Group is Luxembourg-based with several subsidiaries active in different domains like hosting, ICT solutions, integration, network security, data centers, transport, logistics, web design, consulting, … We also deploy our know how to international activities and show successful stories and


POST Luxembourg A.I CyberSecurity Scoring

Incident Details
POST Luxembourg
Company Information
Website:http://www.post.lu
Employees number:1,275
Number of followers:33,551
NAICS:5415
Industry Type:IT Services and IT Consulting
Homepage:post.lu
Cyber Premium EstimationGet Supply Chain
POST Luxembourg Risk Score (AI oriented)
Between 700 and 749
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POST LuxembourgIT Services and IT Consulting
Updated:
01/04/2026
745/1000
Moderate
Ba
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Powered by our proprietary A.I cyber incident model
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POST Luxembourg Global Score (TPRM)
xxxx
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POST LuxembourgIT Services and IT Consulting
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Findings

POST Luxembourg
POST LuxembourgModerate
Current Score
745Ba (MODERATE)
01000
1 incidents
-16 avg impact
Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.
JUNE 2026
746Before Incident
MAY 2026
745Before Incident
APRIL 2026
745Before Incident
MARCH 2026
745Before Incident
FEBRUARY 2026
744Before Incident
JANUARY 2026
744Before Incident
DECEMBER 2025
743Before Incident
NOVEMBER 2025
743Before Incident
OCTOBER 2025
742Before Incident
SEPTEMBER 2025
742Before Incident
AUGUST 2025
757Before Incident
Cyber Attack
01 Aug 2025 • POST Luxembourg
POST Luxembourg

Nationwide Telecommunications Outage in Luxembourg

741After Incident
CRITICAL-16
POS217080925
The cyberattack on POST Luxembourg resulted in a nationwide telecommunications outage, disrupting 4G and 5G mobile networks for over three hours. This led to the unavailability of emergency services due to an overloaded 2G fallback system. Internet access and electronic banking services were also inaccessible. The attack exploited a vulnerability in a standardized software component, causing significant disruption without compromising internal systems or data. The incident prompted a national resilience review and regulatory changes to enhance critical infrastructure robustness.
INCIDENT DETAILS -
TYPE
Cyberattack
MOTIVATION
Disruptive
IMPACT
Data Compromised: None4G networks5G networks2G fallback systemInternet accessElectronic banking servicesNational alert systemDowntime: Over three hoursOperational Impact: Severe disruption to telecommunications and emergency services
REFERENCES
Blog URLSource URL
JULY 2025
757Before Incident

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