Top expert inComprehensive Cybersecurity and DevSecOps Practices
Omar Santos is a seasoned cybersecurity professional with 11 years of experience, currently serving as a Senior Associate in CyberOps & Assurance at American Express after progressing from Information Security Analyst roles. He holds GCIH and CompTIA Security+ certifications and brings practical incident response, vulnerability management, and threat intelligence expertise to large enterprise environments. A Texas A&M computer science graduate with a cybersecurity minor, Omar combines hands-on red-team skills—demonstrated by contributions to a widely used hacking resources repo that includes exploit examples, reverse shells, and ARP poisoning scripts—with defensive operations. Based in Austin, he blends research-led curiosity (including AI security exploration) with operational rigor, helping bridge advanced attack techniques and pragmatic mitigation strategies.
11 years of coding experience
B.S. in Computer Science with a minor in Cybersecurity Computer Science, B.S. in Computer Science with a minor in Cybersecurity Computer Science at Texas A&M University
This repository is primarily maintained by Omar Santos (@santosomar) and includes thousands of resources related to ethical hacking, bug bounties, digital forensics and incident response (DFIR), artificial intelligence security, vulnerability research, exploit development, reverse engineering, and more.
Role in this project:
Security Engineer
Contributions:37 reviews, 3099 commits, 216 PRs in 5 years 8 months
Contributions summary:Omar's primary contribution involved adding and modifying security-focused scripts and examples related to ethical hacking and penetration testing, including buffer overflow examples, network scanning tools using Python and Scapy, and a cookie stealer. They created a PHP reverse shell and demonstrated the use of various tools for security analysis and exploit development. Moreover, they created a script for ARP cache poisoning, showcasing practical network security techniques.
Contributions:3 PRs, 4 pushes, 4 branches in 6 years 11 months
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