
Colt Technology Services Company Cyber Security Posture
colt.netColt Technology Services (Colt) is a global digital infrastructure company which creates extraordinary connections to help businesses succeed. Powered by amazing people and like-minded partners, Colt is driven by its purpose: to put the power of the digital universe in the hands of its customers, wherever, whenever and however they choose. Since 1992, Colt has set itself apart through its deep commitment to its customers, growing from its heritage in the City of London to a global business spanning 40+ countries, with over 6,000 employees and more than 80 offices around the world. Colt’s customers benefit from expansive digital infrastructure connecting 32,000 buildings across 230 cities, more than 50 Metropolitan Area Networks and 250+ Points of Presence across Europe, Asia, the Middle East, Africa and North America’s largest business hubs. Privately owned, Colt is one of the most financially sound companies in the sector. Obsessed with delivering industry-leading customer experience, Colt is guided by its dedication to customer innovation, by its values and its responsibility to its customers, partners, people and the planet. For more information, please visit www.colt.net
CTS Company Details
colt-technology-services
5235 employees
274125.0
517
Telecommunications
colt.net
Scan still pending
COL_1093154
In-progress

Between 900 and 1000
This score is AI-generated and less favored by cyber insurers, who prefer the TPRM score.

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Colt Technology Services Company Scoring based on AI Models
Model Name | Date | Description | Current Score Difference | Score |
---|---|---|---|---|
AVERAGE-Industry | 03-12-2025 | This score represents the average cybersecurity rating of companies already scanned within the same industry. It provides a benchmark to compare an individual company's security posture against its industry peers. | N/A | Between 900 and 1000 |
Colt Technology Services Company Cyber Security News & History
Entity | Type | Severity | Impact | Seen | Url ID | Details | View |
---|---|---|---|---|---|---|---|
Colt Technology Services | Cyber Attack | 60 | 2 | 8/2025 | COL151081525 | Link | |
Rankiteo Explanation : Attack limited on finance or reputationDescription: Colt Technology Services, a multinational telecommunications provider, experienced a **cyber incident** that disrupted its **customer portal (Colt Online) and Voice API platform** for multiple days starting **August 12, 2024**. The attack targeted an **internal system**, separate from customer-facing infrastructure, with **no confirmed compromise of customer or employee data**. However, the incident forced Colt to **proactively take systems offline**, causing service outages and forcing customers to rely on email or phone support instead of online tools. Investigations suggested potential exploitation of **SharePoint servers**, with indicators of **webshell implants** and suspicious IP activity linked to cybercriminals. Firewall protections were urgently deployed across Colt’s EU infrastructure. While the company assured authorities and customers of containment measures, the **prolonged disruption**—including the unavailability of critical platforms—highlighted operational vulnerabilities. Colt’s response involved **third-party cybersecurity experts** and round-the-clock restoration efforts, though full recovery remained pending as of the latest updates. The financial or reputational fallout was not quantified, but the incident underscored risks to **business continuity** and **customer trust** in a sector reliant on uninterrupted digital services. |
Colt Technology Services Company Subsidiaries

Colt Technology Services (Colt) is a global digital infrastructure company which creates extraordinary connections to help businesses succeed. Powered by amazing people and like-minded partners, Colt is driven by its purpose: to put the power of the digital universe in the hands of its customers, wherever, whenever and however they choose. Since 1992, Colt has set itself apart through its deep commitment to its customers, growing from its heritage in the City of London to a global business spanning 40+ countries, with over 6,000 employees and more than 80 offices around the world. Colt’s customers benefit from expansive digital infrastructure connecting 32,000 buildings across 230 cities, more than 50 Metropolitan Area Networks and 250+ Points of Presence across Europe, Asia, the Middle East, Africa and North America’s largest business hubs. Privately owned, Colt is one of the most financially sound companies in the sector. Obsessed with delivering industry-leading customer experience, Colt is guided by its dedication to customer innovation, by its values and its responsibility to its customers, partners, people and the planet. For more information, please visit www.colt.net
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CTS Cyber Security News
Telecom company Colt hit by cyber attack
Colt Technology Services has been dealing with a cyber incident since August 12. Important customer systems are offline, and recovery ...
Telco giant Colt suffers attack, takes systems offline
Multinational telco Colt Technology Services says a "cyber incident" is to blame for its customer portal and other services being down for a ...
ID Quantique Forges Partnerships with Colt Technology Services and Abu Dhabi Maritime Academy for Quantum-Safe Network Security
ID Quantique (IDQ), a subsidiary of IonQ specializing in quantum-safe solutions, has announced strategic partnerships with Colt Technology ...
Colt Technology Services partners with Rivada for next generation connectivity — plus — Rivada expands market access – SatNews
Colt Technology Services will harness Rivada's Outernet to provide resiliency for high quality voice, video and data solutions and a new level ...
Telco Global Services Outlook 2025: Finding Growth Beyond Connectivity
A review of large telco deals closed in 2023. Connectivity is foundational for telcos, but growth will come from rational adjacencies that ...
Nokia, Colt, Honeywell launch Quantum-safe network trial
Colt Technology Services, Honeywell and Nokia have announced a new partnership to test quantum-safe networking using satellite technology.
Why a security-first approach to transformation overcomes barriers and enables change
Colt Technology Services' Claudio Scola explains why enterprise security is the critical first step to building resilience and adaptability at ...
SIA and Colt join Swift as ESMIG connectivity providers
The Italian payments company, SIA, in partnership with Colt Technology Services, has become an accredited provider for the European Single Market Infrastructure ...
Colt, Honeywell + Nokia join forces to trial space-based quantum-safe cryptography
Fundamental to the collaboration between Colt, Honeywell and Nokia is a shared passion and determination to push the boundaries of technology to ...

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Frequently Asked Questions
Explore insights on cybersecurity incidents, risk posture, and Rankiteo's assessments.
CTS CyberSecurity History Information
How many cyber incidents has CTS faced?
Total Incidents: According to Rankiteo, CTS has faced 1 incident in the past.
What types of cybersecurity incidents have occurred at CTS?
Incident Types: The types of cybersecurity incidents that have occurred include Cyber Attack.
How does CTS detect and respond to cybersecurity incidents?
Detection and Response: The company detects and responds to cybersecurity incidents through an third party assistance with cybersecurity experts engaged and containment measures with systems taken offline proactively, firewall protections added to eu infrastructure and remediation measures with technical teams working to restore affected systems and recovery measures with around-the-clock efforts to restore colt online and voice api platform and communication strategy with public statements via the register and status page updates, customer advisories to use email/phone support .
Incident Details
Can you provide details on each incident?

Incident : Cyberattack
Title: Cyber Incident at Colt Technology Services Disrupts Customer Portal and Voice API Platform
Description: Multinational telco Colt Technology Services experienced a cyber incident that led to the disruption of its customer portal (Colt Online) and Voice API platform, among other internal systems. The attack began on August 12, 2024, with no evidence of customer or employee data being improperly accessed. Colt took protective measures, including taking some systems offline, and is working with third-party cyber experts to restore services. Investigations suggest potential exploitation of SharePoint servers, with webshells possibly implanted. Firewall protections were added to EU infrastructure on the day the incident was announced.
Date Detected: 2024-08-12
Date Publicly Disclosed: 2024-08-12
Type: Cyberattack
Attack Vector: Unknown (suspected SharePoint exploitation), Possible webshell implantation
Vulnerability Exploited: Potential SharePoint vulnerability (unconfirmed)
What are the most common types of attacks the company has faced?
Common Attack Types: The most common types of attacks the company has faced is Cyber Attack.
How does the company identify the attack vectors used in incidents?
Identification of Attack Vectors: The company identifies the attack vectors used in incidents through Potential SharePoint servers (suspected).
Impact of the Incidents
What was the impact of each incident?

Incident : Cyberattack COL151081525
Data Compromised: No evidence of customer or employee data being improperly accessed
Systems Affected: Colt Online (customer portal), Voice API platform, Internal systems (separate from customer-supporting systems)
Downtime: ['Ongoing as of August 16, 2024 (at least 4 days)', 'Customer portal and Voice API platform remain offline']
Operational Impact: Disruption of support services, Customers advised to use email or phone for support, Technical teams working around the clock for restoration
Customer Complaints: ['Frustration reported due to inability to use systems like Colt Online']
Brand Reputation Impact: Potential reputational damage due to prolonged service disruption
Identity Theft Risk: None reported (no evidence of data access)
Payment Information Risk: None reported
What types of data are most commonly compromised in incidents?
Commonly Compromised Data Types: The types of data most commonly compromised in incidents are None confirmed.
Which entities were affected by each incident?

Incident : Cyberattack COL151081525
Entity Type: Multinational Telecommunications Company
Industry: Telecommunications
Location: London, UK (HQ)Operations in 40 countries and 230 cities across EMEA, Asia, and North America
Size: ['32,000 buildings served', 'Historically over 15,000 customers (early 2000s)', 'Acquired Lumen EMEA in 2023 for $1.8 billion']
Customers Affected: Unknown (customers advised to use alternative support channels)
Response to the Incidents
What measures were taken in response to each incident?

Incident : Cyberattack COL151081525
Incident Response Plan Activated: True
Third Party Assistance: Cybersecurity experts engaged
Containment Measures: Systems taken offline proactively, Firewall protections added to EU infrastructure
Remediation Measures: Technical teams working to restore affected systems
Recovery Measures: Around-the-clock efforts to restore Colt Online and Voice API platform
Communication Strategy: Public statements via The Register and status page updates, Customer advisories to use email/phone support
How does the company involve third-party assistance in incident response?
Third-Party Assistance: The company involves third-party assistance in incident response through Cybersecurity experts engaged.
Data Breach Information
What type of data was compromised in each breach?

Incident : Cyberattack COL151081525
Type of Data Compromised: None confirmed
Number of Records Exposed: 0 (no evidence of improper access)
Data Exfiltration: No evidence
Personally Identifiable Information: No evidence of compromise
What measures does the company take to prevent data exfiltration?
Prevention of Data Exfiltration: The company takes the following measures to prevent data exfiltration: Technical teams working to restore affected systems.
How does the company handle incidents involving personally identifiable information (PII)?
Handling of PII Incidents: The company handles incidents involving personally identifiable information (PII) through by systems taken offline proactively and firewall protections added to eu infrastructure.
Ransomware Information
How does the company recover data encrypted by ransomware?
Data Recovery from Ransomware: The company recovers data encrypted by ransomware through Around-the-clock efforts to restore Colt Online and Voice API platform.
Regulatory Compliance
Were there any regulatory violations and fines imposed for each incident?

Incident : Cyberattack COL151081525
Regulatory Notifications: Relevant authorities proactively notified
References
Where can I find more information about each incident?

Incident : Cyberattack COL151081525
Source: The Register
URL: https://www.theregister.com/2024/08/16/colt_technology_cyber_incident/
Date Accessed: 2024-08-16

Incident : Cyberattack COL151081525
Source: Colt Technology Services Status Page
Date Accessed: 2024-08-16

Incident : Cyberattack COL151081525
Source: Kevin Beaumont (Infosec Watcher) via Shodan Scans
Date Accessed: 2024-08-16
Where can stakeholders find additional resources on cybersecurity best practices?
Additional Resources: Stakeholders can find additional resources on cybersecurity best practices at and Source: The RegisterUrl: https://www.theregister.com/2024/08/16/colt_technology_cyber_incident/Date Accessed: 2024-08-16, and Source: Colt Technology Services Status PageDate Accessed: 2024-08-16, and Source: Kevin Beaumont (Infosec Watcher) via Shodan ScansDate Accessed: 2024-08-16.
Investigation Status
What is the current status of the investigation for each incident?

Incident : Cyberattack COL151081525
Investigation Status: Ongoing (as of August 16, 2024)
How does the company communicate the status of incident investigations to stakeholders?
Communication of Investigation Status: The company communicates the status of incident investigations to stakeholders through Public statements via The Register and status page updates and Customer advisories to use email/phone support.
Stakeholder and Customer Advisories
Were there any advisories issued to stakeholders or customers for each incident?

Incident : Cyberattack COL151081525
Stakeholder Advisories: Public statements issued, Customers advised to use alternative support channels
Customer Advisories: Use email or phone for support in lieu of online portal
What advisories does the company provide to stakeholders and customers following an incident?
Advisories Provided: The company provides the following advisories to stakeholders and customers following an incident: were Public statements issued, Customers advised to use alternative support channels and Use email or phone for support in lieu of online portal.
Initial Access Broker
How did the initial access broker gain entry for each incident?

Incident : Cyberattack COL151081525
Entry Point: Potential SharePoint servers (suspected)
Backdoors Established: ['Possible webshells implanted (unconfirmed)']
Post-Incident Analysis
What is the company's process for conducting post-incident analysis?
Post-Incident Analysis Process: The company's process for conducting post-incident analysis is described as Cybersecurity experts engaged.
Additional Questions
Incident Details
What was the most recent incident detected?
Most Recent Incident Detected: The most recent incident detected was on 2024-08-12.
What was the most recent incident publicly disclosed?
Most Recent Incident Publicly Disclosed: The most recent incident publicly disclosed was on 2024-08-12.
Impact of the Incidents
What was the most significant data compromised in an incident?
Most Significant Data Compromised: The most significant data compromised in an incident was No evidence of customer or employee data being improperly accessed.
What was the most significant system affected in an incident?
Most Significant System Affected: The most significant system affected in an incident were Colt Online (customer portal), Voice API platform, Internal systems (separate from customer-supporting systems).
Response to the Incidents
What third-party assistance was involved in the most recent incident?
Third-Party Assistance in Most Recent Incident: The third-party assistance involved in the most recent incident was Cybersecurity experts engaged.
What containment measures were taken in the most recent incident?
Containment Measures in Most Recent Incident: The containment measures taken in the most recent incident were Systems taken offline proactively and Firewall protections added to EU infrastructure.
Data Breach Information
What was the most sensitive data compromised in a breach?
Most Sensitive Data Compromised: The most sensitive data compromised in a breach was No evidence of customer or employee data being improperly accessed.
What was the number of records exposed in the most significant breach?
Number of Records Exposed in Most Significant Breach: The number of records exposed in the most significant breach was 0.0.
References
What is the most recent source of information about an incident?
Most Recent Source: The most recent source of information about an incident are The Register, Kevin Beaumont (Infosec Watcher) via Shodan Scans and Colt Technology Services Status Page.
What is the most recent URL for additional resources on cybersecurity best practices?
Most Recent URL for Additional Resources: The most recent URL for additional resources on cybersecurity best practices is https://www.theregister.com/2024/08/16/colt_technology_cyber_incident/ .
Investigation Status
What is the current status of the most recent investigation?
Current Status of Most Recent Investigation: The current status of the most recent investigation is Ongoing (as of August 16, 2024).
Stakeholder and Customer Advisories
What was the most recent stakeholder advisory issued?
Most Recent Stakeholder Advisory: The most recent stakeholder advisory issued was Public statements issued, Customers advised to use alternative support channels.
What was the most recent customer advisory issued?
Most Recent Customer Advisory: The most recent customer advisory issued was an Use email or phone for support in lieu of online portal.
Initial Access Broker
What was the most recent entry point used by an initial access broker?
Most Recent Entry Point: The most recent entry point used by an initial access broker was an Potential SharePoint servers (suspected).
What Do We Measure?
Every week, Rankiteo analyzes billions of signals to give organizations a sharper, faster view of emerging risks. With deeper, more actionable intelligence at their fingertips, security teams can outpace threat actors, respond instantly to Zero-Day attacks, and dramatically shrink their risk exposure window.
These are some of the factors we use to calculate the overall score:
Identify exposed access points, detect misconfigured SSL certificates, and uncover vulnerabilities across the network infrastructure.
Gain visibility into the software components used within an organization to detect vulnerabilities, manage risk, and ensure supply chain security.
Monitor and manage all IT assets and their configurations to ensure accurate, real-time visibility across the company's technology environment.
Leverage real-time insights on active threats, malware campaigns, and emerging vulnerabilities to proactively defend against evolving cyberattacks.
