Jeffrey is a Senior Consultant, Offensive Security with over 11 years of combined experience in Penetration Testing, Security Operations Center (SOC), Network, and System Administration. Jeffrey has helped clients in small and medium-sized businesses, corporate enterprises, and government agencies by uncovering critical vulnerabilities across networks, active directory, web applications, APIs, wireless networks, and mobile platforms on iOS and Android.Moreover, Jeffrey actively participates in various popular bug bounty programs and has received acknowledgments from leading companies such as Apple, Oracle, Toyota, Morgan Stanley, BMC Software, Security Metrics, and Qualcomm. As part of his security research, Jeffrey has discovered several notable vulnerabilities and obtained four (4) CVE IDs. In addition, he spoke at the Blackhat Arsenal Hacking Conference in May 2024 in Singapore, where he introduced an API scanning tool designed to detect vulnerabilities and enhance security in API applications.EDUCATION & PROFESSIONAL QUALIFICATIONS:▪ Bachelor of Science in Information Technology (BSIT)▪ Offensive Security Web Expert (OSWE)▪ Offensive Security Certified Professional (OSCP)▪ Registered Penetration Tester (CRT), CREST ▪ CREST Practitioner Security Analyst (CPSA), CREST ▪ Certified Digital Forensics Professional (eCDFP), eLearnSecurity▪ Mobile Application Penetration Tester (eMAPT), eLearnSecurity▪ Certified Ethical Hacker (CEH), EC-CouncilPUBLICATIONS:▪ CVE-2023-0994 (Improper Access Control)▪ CVE-2023-1197 (Cross-site Scripting (XSS) - Stored)▪ CVE-2023-2675 (Improper Restriction of Excessive Authentication)▪ CVE-2024-1932 (Unrestricted Upload)HALLS OF FAME:▪ 1st Apple Hall of Fame - issued in March 2023 (https://support.apple.com/en-us/HT201536)▪ 2nd Apple Hall of Fame - issued in July 2023 (https://support.apple.com/en-us/HT201536)▪ 3rd Apple Hall of Fame - issued in September 2023 (https://support.apple.com/en-us/HT201536)▪ Oracle Hall of Fame - issued in July 2023 (https://www.oracle.com/security-alerts/cpujul2023.html)▪ Morgan Stanley Hall of Fame - issued in September 2023 (https://morganstanley.responsibledisclosure.com/hc/en-us/articles/360042657834)SPEAKERSHIPS:▪ Blackhat Arsenal – 2024 - https://www.blackhat.com/asia-24/arsenal/schedule/#binderapi-scanner--bass-37694