Ryan Cobb
Research Assistant at University of Florida
Gainesville, Florida, United States
Summary
🤩
Rockstar🎓
Top SchoolRyan Cobb is a research-focused software engineer and PhD student at the University of Florida who applies machine learning to medical and bioinformatics problems while collaborating with UF Health. With a decade of experience and a prior role as a C++ embedded/OpenGL engineer at Harris Corporation, he brings deep systems-level and cross-platform expertise to research software. He also contributes to security-focused open-source projects (notably improvements to Covenant, Empire, and SharpSploit) demonstrating practical skills in post-exploitation tooling and obfuscation techniques. Outside academia he publishes Android apps and built a machine-learned Mahjong bot trained on millions of games that reaches low-expert play, reflecting a persistent curiosity for reverse engineering, protocol design, and creative applications of ML.
11 years of coding experience
2 years of employment as a software developer
Doctor of Philosophy (Ph.D.), Computer Engineering, Doctor of Philosophy (Ph.D.), Computer Engineering at University of Florida
Github Skills (21)
redhat10
abstract-syntax-tree10
it-security10
net10
dotnet10
netframework10
security10
asp-net10
obfuscation10
red10
dotnet-core10
powershell10
csharp10
dcom9
multiplatform9
Programming languages (9)
Github contributions (5)
danielbohannon/Invoke-Obfuscation
Oct 2017 - Mar 2019
PowerShell Obfuscator
Role in this project:
Security Engineer
Security EngineerContributions:10 commits, 5 PRs, 11 pushes in 1 year 5 months
Contributions summary:Ryan primarily contributed to the project by implementing and refining security-related aspects of the PowerShell obfuscator. Their work involved addressing various token-related bug fixes and ensuring cross-platform compatibility with PowerShell 6.0. Significant changes include the addition of AST (Abstract Syntax Tree) obfuscation techniques, along with modifications to the parameter set, improving the tool's overall effectiveness and security posture.
obfuscatorpowershell
cobbr/Covenant
Feb 2019 - Jan 2022
Covenant is a collaborative .NET C2 framework for red teamers.
Role in this project:Back-end Developer
Back-end DeveloperContributions:2 reviews, 404 commits, 60 PRs in 2 years 11 months
Contributions summary:Ryan's commits primarily revolve around the development of features related to the Covenant C2 framework, a .NET-based tool. They have added new functionalities, such as the Rubeus and BypassAmsi tasks. The user also made changes to existing tasks and dependencies by adding libraries like SharpSploit and updating the .NET application package version. The user also demonstrated API work by adding and modifying API endpoints.
dotnetcovenantdotnet-corec2red-team
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