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Rene Guerra

Rene Guerra is a Manager and Penetration Tester with Schellman based in Florida. In this position, Rene leads test efforts against clients' web applications, networks, and employees through social engineering campaigns. Before joining Schellman, Rene worked as an IT Manager and IT Specialist, specializing in networking and infrastructure. Additionally, Rene works very closely with the new Pen Testers to train and mentor them.

Cybersecurity Assessments

Get CISSP Certified: A Self-Study Guide to Success

By: Rene Guerra
January 31st, 2023

When it comes to cybersecurity certifications, you have a lot of options, though the Certified Information Systems Security Professional (CISSP) stands out among them—it’s one of the most popular and recognized certifications in our industry, so much so that many companies require it as a prerequisite in their job postings or for promotion.

Cybersecurity Assessments | Penetration Testing

8 Things to Provide Your Testers Ahead of an API Penetration Test

By: Rene Guerra
October 4th, 2022

If you’re running a business online, you’re likely providing an application program interface (API) on your website that allows your customers or business partners to enter and retrieve data. At Schellman, we primarily see REST-based APIs, but we’ve also tested GraphQL and occasionally SOAP.

Cybersecurity Assessments | Penetration Testing

How to Write a Burp Extension (and Why I Did It)

By: Rene Guerra
November 18th, 2021

(And Why I Did It) For those of you who work in web application security, maybe you’re familiar with Burp.

Cybersecurity Assessments | Penetration Testing

Port Scanning: Slow is Smooth and Smooth is Fast

By: Rene Guerra
May 25th, 2020

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