Robert Ressl#

Ethical Hacker

About Me#

Ethical hacker with over 20 years of experience identifying and rectifying vulnerabilities, ensuring the highest level of security for various organizations. Adept at penetration testing, vulnerability assessment, and security consultation.

Skills#

  • Offensive Security Leader
  • Advanced Penetration Testing
  • Red Team Operations and Tactics
  • Social Engineering Attacks and Defenses
  • Exploit Development
  • Wireless Network Hacking
  • Web Application Vulnerability Assessment
  • Reverse Engineering
  • Post-Exploitation Techniques
  • Buffer Overflow Attacks
  • Malware Analysis and Development
  • Infrastructure and Network Vulnerability Assessment
  • Evading IDS/IPS and Other Security Solutions
  • Phishing Campaigns and Countermeasures
  • Physical Security Breaches and Counter-surveillance

Experience#

Associate Director of Offensive Security on Global | Kyndryl#

Sep 2023 - Present

As the Associate Director of Global Offensive Security, I oversee the organization’s offensive security operations across multiple international regions. My primary responsibility is to steer our global and local teams in conducting comprehensive penetration tests, red team exercises, and security audits. The objective is to identify vulnerabilities, potential attack vectors, and weak spots in our organization’s systems, networks, and applications.

Education#

Master of Advanced Studies - MAS in Information Security | HSLU Hochschule Luzern#

Master’s Thesis: “7-Day SLA - Cyber Security Recovery”
Grade: 5.5 (Swiss Grade) / AB (US Grade)

Certifications#

OffSec#

  • OSCP - OffSec Certified Professional
  • OSEP - OffSec Experienced Penetration Tester
  • OSWE - OffSec Web Expert
  • OSWA - OffSec Web Assessor
  • OSWP - OffSec Wireless Professional

(ISC)²#

  • CISSP - Certified Information Systems Security Professional

Zero-Point Security Ltd#

  • CRTO

Red Hat 6, 7 & 8#

  • RHCA - Red Hat Certified Architect
  • RHCE (EX300, EX200, EX294)
  • Certified Specialist in Ansible Best Practices (EX447)
  • Certified Specialist in Ansible Automation (EX407)
  • Certified Specialist in OpenShift Application Development (EX288)
  • Certified Specialist in Containers and Kubernetes (EX180)
  • Certified Specialist in Services Management and Automation (EX358)

AWS#

  • Certified Solutions Architect - Associate

Chef Software#

  • Extending Chef
  • Certified Chef Developer
  • Deploying Cookbooks
  • Local Cookbook Development - Linux
  • Basic Chef Fluency

Linux Foundation#

  • LFCE - Linux Foundation Certified Engineer
  • LFCS - Linux Foundation Certified System Administrator

LPIC#

  • LPI 304
  • LPI 303
  • LPI 2
  • LPI 1

CompTIA#

  • CySA+
  • Pentest+
  • Security+
  • Network+
  • Server+
  • A+

Contact#

LinkedIn: Robert Ressl