Our TCS-CERT organization

Working for you

Thales Cyber Solutions (TCS-CERT) is providing securit incident responses services to Thales Customers primarily based in Belgium, Luxembourg and Netherland.

A Computer Security Incident Response Team (CISRT) is dedicated to protecting organizations from cyber threats by identifying, containing, and eliminating security incidents. Just as emergency preparedness reduces risks in a crisis, a well-structured response plan strengthens an organization's ability to detect, manage, and mitigate cyber intrusions effectively.

Datasheet TCS-CERT Services

CSIRT Description for TCS-CERT RFC2350

Key Benefits of the Service

TCS-CERT is the Thales commercial CSIRT team. It is composed of experts in the field, able to react in real-time to - and deal with - cyber security incidents. In addition, following any engagement, the result of a thorough analysis of network, host and security solution data can greatly improve threat modelling, which in turn allows customers to develop more effective defences.

Key benefits of TCS-CERT include the following:

Improved cyber response capability,

Rapid and reliable outsourcing of incident management,

Better anticipation of threats,

Prevention of incident recurrence,

Strengthening human factor weaknesses in cyber security,

Improved cyber security maturity through better alignment of people, processes, and technology,

Increase confidence about your cyber security.

TCS-CERT is composed of highly experienced security experts who can handle sophisticated attacks and threats, whether they are cyber-criminal attempting to ransom network or Advanced Persistant Threat (APT) exfiltrating corporate data.

Mission statement

TCS-CERT is the Computer Security Incident Response Team (CSIRT) of Thales Cyber Solutions Belgium and Thales Cyber Solutions Luxembourg.

TCS-CERT can manage security incidents or second customer team when such incidents occur.

TCS-CERT was formerly named CERT-XLM until 2025.

Communication and authentication

General rules

The preferred method for contacting the TCS-CERT is via e-mail. If you require urgent assistance, see the RFC2350 Document below for further information.

To report an incident, call us at (24/7):

+352 262 039 64 708

Or send an email to (Business hours only):

<emergency(at)excellium-services.com>

Electronic Mail Address

The team may be contacted at <team(at)tcs-cert.com>. This email alias relays emails to the mailbox monitored by the team member of TCS-CERT.

Public Keys and Other Encryption Information

Email Address	PGP Key ID	Public Key link
emergency(at)excellium-services.com	0x42662EFE	Link
team(at)tcs-cert.com	0xD74E5AC0	Link

Confidentiality statement

In view of the types of information that TCS-CERT deals with, phone communication will be considered sufficiently secure to be used even unencrypted.

Unencrypted e-mail are not particularly secure but will be sufficient for the transmission of low-sensitivity data.

To send highly sensitive data (i.e. information classified as Confidential) by e-mail, encryption (preferably PGP) must be used. All e-mail or data communication originating from TCS-CERT will be digitally signed, using either the generic PGP key mentioned below, or the CERT team members' own signature keys available in the RFC 2350 document.