Maher Maalaoui

Cyber Security Analyst | Microsoft Sentinel

Salaire / Taux journalier

Ariana, Tunisie

Freelance, ouvert au CDI

Expertises

Cybersécurité

Langues

Anglais

À propos

Introduction

Cybersecurity professional with expertise in SOC operations, penetration testing, and network security. Skilled in Microsoft Sentinel, Defender XDR, and various security tools, I investigate alerts, conduct vulnerability assessments, and develop comprehensive security solutions. CEHv12 and SC-200 certified with proven experience implementing security controls and creating detailed threat analysis reports for enterprise environments.

Liens

Expérience de travail

Talan - Tunisie

juil. 2022 - Présent

4 ans 4 mois

Tunisie · Hybrid

Security Operations Center Analyst

juil. 2022 - Présent

4 ans 4 mois

Tunisie · Hybrid

• Investigated and qualified security alerts by analyzing logs and events collected from Microsoft Sentinel, Microsoft Defender, and other security tools (e.g., firewalls, proxies, antivirus). • Correlated data from multiple sensors and sources (e.g., Defender for Endpoint, Defender for Identity, Azure logs) to identify threats and support decision-making. • Monitored and responded to incidents using Microsoft Sentinel (SIEM) and Microsoft Defender (XDR/EDR) to detect and mitigate security risks. • Developed and maintained SOC process documentation, including rule dictionaries, severity matrices for security alerts, and incident management playbooks. • Measured and reported on key performance indicators (KPIs) and key risk indicators (KRIs) to evaluate SOC effectiveness and improve processes. • Analyzed phishing emails and malicious attachments using Microsoft Defender for Office 365 and integrated threat intelligence feeds. • Conducted periodic vulnerability scans using Azure-native tools and third-party solutions, prioritizing remediation efforts based on risk levels. • Collaborated with cross-functional teams to implement and optimize Azure security solutions, ensuring alignment with best practices and compliance requirements Tools: ✅ Scan ==> Nmap, Nessus, Greenbone OpenVAS, Nessus, Owasp ZAP ✅ SIEM ==>Azure Sentinel, Splunk, Security Onion, ELK ✅ Threat Intelligence Platform ==> Misp, OpenCTI, Taranis NG, AlienVault OTX ✅ EDR ==> Kaspersky Endpoint Security, Microsoft Defender, Elastic Agent

Pentester

juil. 2022 - Présent

4 ans 4 mois

Tunisie · Hybrid

• Audited source code and configurations of web and mobile applications, as well as network environment, • Conducted Black Box, Gray Box, and White Box penetration tests and prepared penetration testing reports, • Analyzed and contextualized vulnerabilities to prioritize them, • Assessing the exploitability and effectiveness of implemented security controls, • Created proof-of-concept (POC) models for vulnerabilities, • Drafted risk-oriented reports and providing reporting for internal clients, • Monitored corrective actions: ensuring the implementation and effectiveness of corrective measures to guarantee long-term security. Tools: ✅ Vulnerability Scanners: Burp Suite, Nessus Pro, Nikto,Nuclei ✅ Reconnaissance & Enumeration: Nmap, Amass, Shodan, Sublist3r ✅ Exploitation Frameworks: Metasploit, Exploit-DB, Sqlmap, Impacket ✅ Mobile Testing: MobSF, Frida, Objection, Drozer, Apktool, AndroBugs Framework, SSL Pinning ✅ Web Application Testing: OWASP ZAP, Burp Suite Pro, W3af ✅ Password Cracking: Hashcat, John the Ripper, Hydra, SecLists

Network Security Engineer

3S Standard Sharing Software

déc. 2021 - juil. 2022

8 mois

Ariana, Tunisie

• Reviewed security architecture, network infrastructures, and equipment, • Integrated/migrated security solutions for systems and networks (firewalls, EDR, XDR, SIEM, WAF, NAC, VPN, proxies, routers, switches, VLANs, etc.), • Provided technical and functional support to clients, addressed their specific needs and ensure high-quality follow-up, • Prepared High-Level Design (HLD) and Low-Level Design (LLD) reports, • Conducted knowledge transfer sessions for clients after the installation and migration of solutions, ensuring their autonomy in managing and operating the deployed tools.

Graduation Internship

ATHENA Experts

mars 2021 - août 2021

6 mois

Tunisie

Development of a library of use cases for the detection of attacks: Ransomware, Agent Tesla, Sunburst. based on the Mitre ATT&CK Framework and the Splunk SIEM.

Engineer internship

SFM Telecom-SFM Technologies

août 2020 - oct. 2020

3 mois

Tunisie

Development of a hybrid mobile application (Angular Ionic + PHP) for queue management for municipalities.

Graduation project internship

Global Payement Gateway

mars 2017 - juil. 2017

5 mois

Tunisie

Internal Pentestration testing. Automation of the scanning Tools. Preparation of the security audit reports.


Formation

SUP'COM

Telecommunications Engineer

2017 - 2021

4 ans 1 mois

Iset Charguia

Bachelor's degree

2014 - 2017

3 ans 1 mois

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