14 Jan

This case study explores how Decaplois, a leading global financial services company, successfully implemented an AWS SIEM (Security Information and Event Management) solution to strengthen their security posture, enhance threat detection and response capabilities, and achieve compliance requirements. By leveraging the power of AWS SIEM services, Decaplois achieved greater visibility into their infrastructure, improved incident response times, and ensured the protection of sensitive customer data.Introduction:

  • Decaplois, a prominent player in the financial services industry, faced increasing security challenges due to the evolving threat landscape and regulatory obligations. To mitigate risks and bolster their security posture, Decaplois sought an advanced SIEM solution capable of providing real-time threat detection, comprehensive log analysis, and compliance reporting. They turned to Amazon Web Services (AWS) for a scalable, cloud-based SIEM solution tailored to their specific needs.
  • Client Profile:
  • Name: Decaplois
  • Industry: Financial services
  • Services: Banking, investment management, insurance
  • Geographic Presence: Global
  • Infrastructure: AWS cloud-based
  • Challenges Faced by Decaplois:
  • Limited visibility: Decaplois lacked centralized visibility into their vast and distributed cloud infrastructure, making it difficult to detect and respond to security incidents effectively.
  • Compliance requirements: The company needed to meet stringent regulatory requirements, such as PCI DSS, GDPR, and industry-specific mandates, to ensure the protection of customer data.
  • Threat detection and response: Decaplois required a robust SIEM solution capable of analyzing a vast amount of logs and generating real-time alerts to identify and mitigate potential threats promptly.
  • Scalability and cost-effectiveness: As a rapidly growing organization, Decaplois needed a scalable solution that could accommodate their expanding infrastructure without incurring exorbitant costs.

Solution: AWS SIEM Implementation:

  • Decaplois opted to deploy an AWS-based SIEM solution to address their security challenges effectively. The key components of the solution included:
  • AWS CloudTrail: To capture and monitor AWS API calls, enabling comprehensive auditing and compliance.
  • Amazon GuardDuty: A threat detection service that uses machine learning to identify malicious activities, unauthorized behavior, and suspicious traffic patterns.
  • Amazon CloudWatch: To collect, monitor, and analyze log data from various AWS services, allowing real-time threat detection and correlation.
  • AWS Config: To assess resource configurations and compliance against organizational policies, providing continuous monitoring and reporting.
  • AWS Lambda: To automate security-related tasks and enable faster incident response.
  • Amazon S3: To store and archive logs for long-term analysis and compliance reporting.
  • Benefits and Results:
  • Enhanced visibility: The AWS SIEM solution provided Decaplois with centralized visibility into their entire cloud infrastructure, enabling them to monitor and analyze logs from various AWS services in real-time.
  • Advanced threat detection: By leveraging machine learning capabilities, Amazon GuardDuty detected and alerted Decaplois of potential threats and malicious activities, enabling them to respond promptly and proactively.
  • Compliance adherence: The AWS SIEM solution facilitated compliance with industry regulations by providing comprehensive audit trails, reporting, and continuous monitoring of resource configurations.
  • Scalability and cost savings: Leveraging the scalability of AWS, Decaplois seamlessly expanded their SIEM solution as their infrastructure grew, eliminating the need for significant upfront investments in hardware or software licenses.
  • Improved incident response: With automated security tasks powered by AWS Lambda, Decaplois significantly reduced incident response times, minimizing the impact of security breaches and ensuring business continuity.


By embracing AWS SIEM solutions, Decaplois successfully fortified their security defenses, achieved compliance requirements, and gained deeper insights into their cloud infrastructure. The adoption of advanced AWS SIEM services allowed Decaplois to detect threats in real-time, respond swiftly to incidents, and demonstrate a commitment to safeguarding customer data. The scalability and cost-effectiveness of the AWS platform further positioned Decaplois to adapt and grow while maintaining a robust security posture.

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