Laken Harrell
Technical Expert, Cybersecurity at Walmart
Centerton, Arkansas, United States
Summary
👤
Senior🎓
Top SchoolLaken Harrell is a technical expert in cybersecurity with nine years of hands-on experience in malware analysis, intrusion detection, and network security, currently driving threat detection efforts at Walmart. He combines deep reverse-engineering skills—from PowerPC assembly and C/Python tooling to modern cross-platform scripting—with practical operational experience in the DoD and Navy. Laken has a strong track record improving open-source red team tooling, notably enhancing cross-platform support and elevated-privilege detection in Red Canary’s Atomic Red Team and Invoke-AtomicRedTeam projects. His background in cryptologic operations and tactical data triage gives him a rare blend of intelligence-driven threat context and engineering rigor. Based in Centerton, Arkansas, he pairs academic training in computer science and mathematics with a practitioner’s focus on making detection and testing frameworks more reliable and informative.
9 years of coding experience
2 years of employment as a software developer
Computer Science, Mathematics, Computer Science, Mathematics at University of Maryland University CollegeComputer Network Operations, Computer Network Operations at Joint Cyber Analysis CourseHahnville High School
Github Skills (15)
powershell10
automation10
red10
automations10
cross-platform10
security-automation10
multiplatform10
scripting10
security10
bash9
shell9
script9
sh9
github-ci8
githubaction-workflow8
Programming languages (4)
Github contributions (5)
redcanaryco/atomic-red-team
Sep 2019 - Aug 2020
Small and highly portable detection tests based on MITRE's ATT&CK.
Role in this project:
Security Engineer
Security EngineerContributions:25 commits, 34 PRs, 13 comments in 11 months
Contributions summary:Laken primarily contributed to enhancing the platform's cross-platform capabilities, particularly focusing on MacOS and Linux environments. Their work included adding platform-specific checks to the execution framework and installation scripts, enabling the execution of Atomic Red Team tests on non-Windows operating systems. They also modified the execution logic to incorporate the 'sh' and 'bash' executors, introduced logging improvements for execution details like hostname and username, and fixed issues with the execution log's test name field.
mitremitre-attackportable
redcanaryco/invoke-atomicredteam
Sep 2019 - Jan 2020
Invoke-AtomicRedTeam is a PowerShell module to execute tests as defined in the [atomics folder](https://github.com/redcanaryco/atomic-red-team/tree/master/atomics) of Red Canary's Atomic Red Team project.
Role in this project:Security Engineer
Security EngineerContributions:5 commits, 3 PRs, 3 comments in 4 months
Contributions summary:Laken contributed significantly to improving the multi-platform support and functionality of the Invoke-AtomicRedTeam PowerShell module. Their work included adding OS identification, implementing different executors (sh, bash), and adapting installation scripts. They also addressed bugs in the execution logs and enhanced the module's ability to identify and report on elevated privileges, crucial for penetration testing and red team activities. Further contributions included adding hostname and username to execution logs.
atomicredteamteam-projectdefinedpowershellred-team
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