Ruslan T Email and Phone Number

Seasoned cybersecurity professional with 5+ years of experience in penetration testing, network security and developing advanced information security solutions. I have deep knowledge of security standards such as ISO 27001, NIST, PCI DSS, NIST SP 800-115, OSSTM, OWASP and hands-on experience in implementing these standards. Ability to apply security best practices to projects on platforms such as AWS and hybrid enterprise infrastructures. In addition. I teach cybersecurity and programming, have written several technical books, developed open source projects and hold internationally recognized security certifications.Work experienceCybersecurity - PrivatBankSenior web pentester / Cybersecurity / Purple Team - Private contractor (FLP Dyachenko)Web/network pentester - NDA - Private contractSkillsProgramming languagesJavaScript (jQuery, React, Angular, Vue, Node), Shell, PHP, Python, C/C++, Assembly (Shell Code), Java/Kotlin (Android Pentest)Pentesting and vulnerability assessmentSQL injections, XSS, LDAP, buffer overflow, JWT, API and GraphQL vulnerabilities, Docker/Android pentestingLinux and Windows administrationReverse engineeringDevelopment of shells in asm + CDevelopment of file encryptors in C++Development of shells and Metasploit shellsEducation- Bachelor of Computer Science / Software engineering, Presidential Institute, Kyiv- Academician in Computer Systems Administration and Cybersecurity, Step Academy, Dnipro- Bachelor of Science in Internal Security of the State, University of Internal Security, Lodz, Poland- Associate in Communication Technologies, College of Radio Electronics, DniproCertificates- BSG Web Application Pentester (corporate) – BSGtech- Secure Development Lifecycle Training (corporate) – BSGtech- Penetration Tester – INE- Cisco Cybersecurity – Cisco- Ethical Hacker – Cisco- The Ultimate Guide to NIST SP 800-53 - Fundamentals and Control Families – EC-Council- OWASP Top 10 for Docker Containers and Kubernetes Security – EC-CouncilAdditional Achievements- Conducting a pentest of small firms and enterprises- Organizing a team of web pentesters- Training a team of developers in secure coding and web security- Creating an AWS Security Assessment, a tool for automated infrastructure security testing AWS.- More tools and projects are available on GitHub.- Implemented security monitoring for Active Directory and verified GPO security policy to improve corporate network resilience.