Sahar MHENNI

– Set up and secured hosted GitLab server on Digital Ocean , ensuring robust CI/CD pipelines for various projects. – Created GitLab CI pipelines for unit tests, security tests, and deployment, streamlining the development and deployment process. – Developed a backend module for real-time attack detection, leveraging Scapy for packet analysis and Flask for seamless integration and API handling. – Developed a backend module for routing and network functionalities, integrating tools like CoreDNS, hostapd, and DHCPd, and implemented comprehensive unit tests using the Flask framework – Deployed and managed applications using Docker and Docker Compose, ensuring efficient and consistent service delivery across environments. – Authored and maintained Ansible playbooks to automate deployment and configuration processes, enhancing operational efficiency. – Implemented security hardening measures on Linux (Alpine) systems, enhancing system resilience and reducing attack surfaces. – Performed penetration tests and security assessments, identifying and mitigating vulnerabilities to ensure system integrity and security. – Used Virtual Machine Manager (virt-manager) to set up an OPNsense virtual machine, leveraging KVM virtualization to manage and secure network traffic effectively within a virtualized environment.

– Test automation with Gitlab CI and Openshift

– Created custom dashboards to help the team track key metrics by Visualizing data stored in Mysql database using Grafana – Wrote scripts to automate usual tasks using Golang, reducing time spent on mundane tasks. – Developed an authentification module using the Django framework – Developed a module that visualizes data stored in CSV and excel files using ChartJS in a Django web application, allowing for easier data analysis and interpretation. – Implemented an Open source SIEM environment (OSSIM), which monitors and troubleshoots potential cyber security threats. – Gathered data from various security tools and analyzed this data to create correlation rules which improved the accuracy of detecting threats. – Successfully installed, and configured a test environment including servers (web server, FTP server, messages server) and security solutions (IPS, IDS, WAF). – Successfully tested the solution by performing some attacks on the servers