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
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 Exam (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+