Deserialization attacks
John W. Osborn IV
Cyber Security Analyst
Scottsdale,AZ
Summary
Driven junior penetration tester successful at enumerating, exploiting, and documenting both web and host vulnerabilities. Eager to learn and collaborate with other employees with the same passion in the security field.
Overview
1
1
Language
1
1
Certification
3
3
years of post-secondary education
5
5
years of professional experience
Work History
Synack Red Team
Synack
Remote
01.2020 - Current
- Performed software testing to uncover bugs and troubleshoot web/host issues prior to application launch.
- Recommended IT security improvements to achieve system confidentiality, integrity and availability.
- Collaborated with Synack clients to perform penetration tests on network devices, operating systems and databases.
- Conducted IT audit assessments for systems or applications to recommend solutions to mitigate risks.
Synack Security Analyst
Synack
Remote
01.2020 - Current
- Collaborated in team environment to verify vulnerabilities in client software.
- I validated, triaged, and reproduced vulnerability reports based on OWASP Top 10.
- I established NIST and ASVS missions for the Synack Red Team researchers, to be used to audit clients' security infrastructure.
Technical Support
SAI Systems Technologies
San Marcos, CA
01.2018 - 01.2020
- Remotely assisted hospitals and subacutes
- Resolved diverse range of technical issues across multiple systems and applications for customers and end-users across various time zones.
- Collaborated with supervisors to escalate and address customer inquiries or technical issues.
- Used ticketing systems to manage and process support actions and requests.
- Assisted customers in identifying issues and explained solutions to restore service and functionality.
- Defined and documented technical support best practices for ventilator alarm/CMS technologies.
Volunteer Penetration Tester
Digitile
Remote
10.2019 - 12.2019
- Worked with a large team to test the security of cloud software created by Digitile.
- Assessed and reported vulnerabilities in software according to OWASP Top 10.
Education
Bachelor of Science - Cybersecurity
08.2018 - 12.2021
Skills
OWASP Top 10
Certification
Certified Junior Penetration Tester - eLearnSecurity
Interests
Black-box web testing
Reverse engineering
Web development
Timeline
Synack Red Team - Synack
01.2020 - Current
Synack Security Analyst - Synack
01.2020 - Current
Volunteer Penetration Tester - Digitile
10.2019 - 12.2019
Grand Canyon University - Bachelor of Science, Cybersecurity
08.2018 - 12.2021
Technical Support - SAI Systems Technologies
01.2018 - 01.2020