01/11/2026 updated

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Information Security Consultant

Miskolc, Hungary
Hungary
Master of Science - Computer Science, Networks and Telecommunication
Miskolc, Hungary
Hungary
Master of Science - Computer Science, Networks and Telecommunication

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David_Szili_Curriculum_Vitae_EN

Network SecurityPenetration testIT Securitysecurity monitoringIncident ResponseVulnerability Assessmentdigital forensics
Technical Skills and Competencies
  1. Programming skills: Python, PowerShell, Ruby, JavaScript, Shell script, C#, (T-)SQL.
  2. System administrator level in Windows and UNIX-like operating systems.
  3. Practical knowledge in common penetration testing, vulnerability assessment, incident response, and IT forensics tools (including but not limited to Metasploit, Burp suite Pro, Nessus, Qualys, McAfee VM, Netsparker, nmap, Nikto, sqlmap, john, aircrack-ng, Redline, Kansa, FTK, Sleuthkit, Volatility, etc.).
  4. Practical knowledge in network and system security technologies (switches, routers, firewalls, proxies, VPNs, NIDS, SIEM, logging, antivirus, endpoint protection solutions, etc.).
  5. Experience with the following products: Trend Micro Deep Security, Trend Micro OfficeScan, Sophos UTM, Palo Alto Networks, FortiGate (FortiManager, FortiAnalyzer), Splunk, Security Onion (Snort, Suricata, Bro, Squil, Squert, ELK, ElastAlert), Elastic Stack (Beats, Elasticsearch, Logstash, Kibana), CISCO Sourcefire, Thycotic Secret Server.
  6. Practical knowledge of OWASP, OSSTMM, PTES frameworks and in ISO 27001.
Certifications, Licenses and Trainings
  1. GIAC/SANS: MGT305, GSEC (SEC401), SEC455, GCFE (FOR500), GCED (SEC501), GCIA (SEC503), GCIH (SEC504) GMON (SEC511), SEC524, DEV534, DEV540, SEC545, SEC546, GCDA (SEC555), GNFA (FOR572), GPYC (SEC573), GMOB (SEC575), SEC579.
  2. Offensive Security: OSCP, OSWP.
  3. Cloud Security Alliance: Certificate of Cloud Security Knowledge (CCSK).
  4. eLearnSecurity: eCPPT Gold, eMAPT, eNDP.
  5. EC-Council: Certified Ethical Hacker (CEH).
  6. SecurityTube/Pentester Academy: SecurityTube iOS Security Expert (SISE).
  7. Applied Network Defense: ELK for Security Analysis, Bro Scripting, Intrusion Detection with Suricata, Osquery for Security Analysis, Effective Information Security Writing.
  8. Sophos Certified Architect (UTM), Sophos Certified Engineer (UTM, Web Protection).
  9. Palo Alto Networks: Accredited Configuration Engineer (ACE).
  10. QualysGuard Certified Specialists (QGCS).
  11. Security Onion: 101 - Intro to Security Onion, 201 - Best Practices for Standalone Production Sensors, 202 - Case Studies, 301 - Best Practices for Distributed Deployments.
  12. CIRCL: Malware Information Sharing Platform (MISP) training, Analysis of Information Leaks (AIL) training.
  13. TrendMicro OfficeScan 11 training.
  14. Driver's license (category B), Amateur radio (level A).
Website

Languages

GermanBasic knowledgeEnglishFluentFrenchGoodHungarianNative speaker

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