DFIR - Forensics and Incident Response: Protect your information systems against cyber threats

In a digital environment that is increasingly complex and exposed to cyber threats, businesses need to be able to respond quickly and effectively to security incidents. Digital Forensics and Incident Response (DFIR) makes it possible to analyse and respond to security incidents, while keeping the digital evidence essential for understanding and resolving attacks. 

With cyber attacks on the increase, Thales' recognised expertise in DFIR is a key lever for securing digital assets and ensuring your company's resilience. We offer a structured, tried-and-tested approach which guarantees a rapid, accurate response tailored to critical environments whether they are IT, OT or Cloud infrastructures.

Digital Forensics and Incident Response (DFIR)

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Digital Forensics and Incident Response (DFIR)

Because not every incident looks alike, we believe that different levels of response are necessary, evaluating each time the severity and the potential impact associated for critical infrastructures.

Responding to incidents requires a team that knows how to solve the problem and has solved many incidents for clients of different sizes or industries.

At Thales, we bring unparalleled value to Cyber Incident Response support, recognising the critical need for swift and effective resolution in the face of evolving cyber threats. Our dedicated teams, strategically positioned worldwide, provide close support for security managers, ensuring a comprehensive response to incidents.

The importance of digital forensics in security incident management



In a security incident, the DFIR (Digital Forensics and Incident Response) approach is essential for ensuring an effective and controlled response. 

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The importance of discovery phase

The first stage of DFIR involves precise identification of the attack, in-depth analysis of its mechanism of action and an understanding of the number of systems affected. This initial investigation phase is fundamental to developing an effective response and limiting the repercussions of the incident.

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Support in putting in place effective incident response plan

Effective incident response plans are essential for minimising the impact of a cyber attack on your business. These plans embody best practice in threat management and the optimisation of response processes. Adopting a robust DFIR approach is a key lever for identifying vulnerabilities, strengthening resilience to threats and improving your organisation's long-term cybersecurity. 

This is what our team will provide to help you be prepared in case of an emergency, ensuring they fully understand your business and have defined the right procedures in advance, tailored to the specifics of your infrastructure. 

Secondly, DFIR focuses on the systematic collection of compromised data while preserving the integrity of the evidence. This information is essential for any criminal investigations and for the long-term reinforcement of security strategies. 

Through meticulous analysis and rigorous traceability, Thales experts identify the attack techniques used and implement appropriate preventive measures. This expertise in digital forensics enables organisations to detect and correct exploited vulnerabilities, optimise their defences and significantly reduce their exposure to cyber threats. 

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Incident response: damage limitation through quick and effective action

Once the incident has been detected, the DFIR response phase is triggered. The aim of this stage is to contain the attack, restore the affected systems and implement corrective measures to prevent any recurrence. The response must be rapid, coordinated and firmly focused on data protection and business continuity. 

Incident response also includes the application of containment strategies designed to stop the ongoing attack while enabling in-depth analysis of the attack pathways to identify the causes. 

Thales applies a multi-level approach: 

  • Alert filtering: identify the real threats in the daily flow of alerts. 

  • In-depth analysis: if an attack is suspected, our experts conduct a detailed investigation. 

  • Rapid action: as soon as lateral movements or threats to sensitive data are detected, our teams act immediately to contain the compromise.  

Zoom on operational incident response


Several levels of operational incident response in order to help you treat proportionally each alert or threat

Daily Alerts

it could be the beginning of something, but it is first handled by usual teams, who are in charge of defining if it’s a false positive or not

Need To Go Further

if the first step concludes to something infrequent or reminding of an attack kill chain phase, we’ll go to round 2, which consists in Forensics and Malware Analysis

Last But Not Least

if the in depth analysis shows that an attacker is doing lateral movements in the customer infrastructure, and that sensitive data or financial loss are at stake, then our Rapid Response Team will be requested

Thales' DFIR expertise: analysing and responding to cyber attacks on a global scale

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Support tailored to your needs

Because every incident is unique, we offer a flexible, tailored approach: 

  • If you already have a crisis management team, we can bring our specialist expertise into your existing processes. 

  • If your company does not have a dedicated team, we can take charge of the entire incident response process. 

Whatever the situation, we work closely with your teams to align efforts, reinforce your safety protocols and ensure a rapid, coordinated and effective response.

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Global and continuous response capability

Thales mobilises its teams of DFIR consultants around the world, to guarantee a 24/7 rapid response, whatever your sector of activity. Our international presence means that we are able to respond effectively to the most complex security incidents in a variety of technological environments, while complying with the regulatory requirements specific to each region. 

Our experienced CERT (Computer Emergency Response Team) teams, members of the main CERTs groups worldwide, have already dealt with thousands of incidents, reinforcing our expertise in detecting, analysing and responding to cyber attacks. 

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Cutting-edge technologies and rigorous compliance

Our DFIR services are based on: 

  • Advanced tools and technologies for digital investigation and threat detection. 

  • Certified expertise in digital forensics, to ensure accurate and actionable analysis. 

  • Compliance with regulatory requirements in incident management and keeping of evidence. 

  • Detailed reports and concrete recommendations to optimise your cybersecurity posture and improve your ability to react. 

  • Ability to support whatever your infrastructure needs : Mobile attack, AI attack, Cloud, IoT, etc.

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Thales, your trusted partner for reactive and proactive cybersecurity

Thales makes its expertise in DFIR (Digital Forensics and Incident Response) available to you to detect, analyse and respond effectively to cyber attacks. We act rapidly in the event of an incident, conducting in-depth analyses to identify the origin of the attack, collecting and keeping the necessary evidence, and devising an appropriate response to limit the impact. 

Our approach combines cutting-edge tools with a team of specialist experts, providing you with comprehensive management of security incidents and strengthening your organisation's resilience to cyber threats. With Thales, you benefit from a rapid, precise and coordinated response, so you can anticipate and resolve incidents proactively. 

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24x7 Activation

This service can be activated at any time, with a global coordination from our SOC, from where we can deploy specific tools and activate the required skills to analize, contain and eradicate the threat as rapidly as possible.

In case of emergency: