Case Studies

Discover how Cloud Sentinel GmbH has helped organisations strengthen their security posture and achieve compliance while maintaining operational efficiency.

*Client names and specific details have been anonymized to protect confidentiality

Financial Technology
3 months
8-person development team
CI/CD Security Implementation for European Fintech
Client: NexusPay Solutions

Challenge

NexusPay, a growing fintech startup based in Berlin, needed to implement robust security measures in their CI/CD pipeline to meet PSD2 compliance requirements while maintaining their rapid development cycle of 15+ daily deployments.

Solution

Implemented automated security scanning in GitLab CI pipelines using OWASP ZAP and Trivy
Configured dependency vulnerability scanning with Snyk integration
Established security gates with automated policy enforcement in deployment processes
Set up HashiCorp Vault for secrets management with dynamic credentials
Implemented container image scanning and signing using Cosign
Created compliance reporting workflows for audit trails

Technologies Used

GitLab CI/CD
HashiCorp Vault
Snyk
OWASP ZAP
Trivy
Docker
Kubernetes

Results

Reduced critical vulnerabilities in production by 92% within first month
Achieved PSD2 compliance certification 3 weeks ahead of schedule
Maintained deployment frequency while improving security posture
Reduced security incident response time from 72 to 4 hours
Streamlined security reviews, reducing time-to-approval by 65%
92% reduction in critical issues
vulnerabilities
PSD2 certification achieved
compliance
15+ daily deployments maintained
deployments
Reduced from 72h to 4h
response Time
"Cloud Sentinel helped us implement enterprise-grade security without sacrificing our development velocity. Their team's expertise in fintech security was evident throughout the engagement, and we've seen a dramatic improvement in our security posture."
— NexusPay Solutions Engineering Team
E-commerce Technology
4 months
12-person engineering team
Container Security for E-commerce Platform
Client: ShopNest Global

Challenge

ShopNest, a fast-growing e-commerce platform serving 50,000+ daily active users, needed to secure their Kubernetes-based microservices architecture while maintaining 99.99% uptime during the holiday shopping season.

Solution

Deployed Falco for runtime security monitoring across 15+ Kubernetes clusters
Implemented automated container image vulnerability scanning in CI/CD pipelines
Configured and enforced Pod Security Standards and Network Policies
Established secure container registry practices with Harbor
Created automated security policy enforcement using OPA Gatekeeper
Implemented Istio service mesh for mTLS and service-to-service encryption

Technologies Used

Kubernetes
Falco
Trivy
Harbor Registry
Istio
OPA Gatekeeper
Prometheus

Results

Achieved 100% container security coverage across all environments
Prevented 3 potential security incidents during Black Friday
Reduced security assessment time by 80% through automation
Implemented zero-trust network segmentation between microservices
Successfully passed PCI DSS compliance audit with zero critical findings
100% container security coverage
coverage
3 potential breaches prevented
incidents
80% faster security reviews
assessment
PCI DSS certified
compliance
"The container security solution provided by Cloud Sentinel gave us complete visibility into our microservices architecture. Their team's deep expertise in Kubernetes security helped us navigate the complexities of securing our platform during peak traffic periods."
— ShopNest Global Engineering Team
SaaS - Project Management
2 months
6-person DevOps team
AWS Security Assessment for SaaS Provider
Client: TeamFlow Inc.

Challenge

TeamFlow, a B2B project management SaaS with 5,000+ business customers, needed a comprehensive security assessment of their AWS infrastructure to prepare for SOC 2 Type II certification and address security concerns from enterprise clients.

Solution

Conducted in-depth AWS security assessment covering 50+ services
Implemented 120+ AWS Config rules for continuous compliance monitoring
Configured CloudTrail with 1-year retention and GuardDuty for threat detection
Established least-privilege IAM policies with Prowler validation
Implemented KMS encryption with customer-managed keys across all services
Created automated security monitoring with Security Hub and custom CloudWatch metrics

Technologies Used

AWS Config
AWS CloudTrail
Amazon GuardDuty
AWS IAM
AWS KMS
AWS Security Hub
Prowler

Results

Identified and remediated 42 security configuration issues
Achieved SOC 2 Type II readiness 4 weeks ahead of schedule
Automated 95% of security assessment processes
Implemented continuous compliance monitoring with 99.9% coverage
Improved security score from 42% to 98% in AWS Security Hub
42 critical issues resolved
issues
SOC 2 Type II ready
compliance
95% automated
assessment
99.9% coverage
monitoring
"Cloud Sentinel's AWS security assessment was the most thorough we've experienced. Their team didn't just identify issues but provided clear, actionable remediation steps. Their work was instrumental in helping us achieve SOC 2 compliance and win several enterprise deals."
— TeamFlow Inc. Engineering Team

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