Be Fearless Online: In Browser Malicious File Detection Part 2

About the Guest:

Dakshitaa Babu is a Software Engineer at SquareX, where she is engaged in data engineering and analytics.

She is also the pen behind the engineering blogs written on SquareX's infrastructure and security research. After completing her Bachelor's degree at the National University of Singapore, Dakshitaa joined SquareX, marking her foray into the cybersecurity industry. While new to the field, her enthusiasm for discovering and understanding new concepts has quickly established her as a committed contributor to the evolving sector. Her interests are in Browser Security and consumer education.

Episode Summary:

In this captivating episode of The Phillip Wylie Show, cybersecurity enthusiasts witnessed a deep dive into the cutting-edge realm of in-browser malicious file detection with Dakshitaa Babu. Dakshitaa, showcasing her prowess in the industry, illustrates sophisticated features of her company's flagship cybersecurity product designed to enhance online safety.

Dakshitaa demonstrates the product's ability to detect malicious macros within files, emphasizing the significance of privacy in their detection methods which occur directly within the browser environment. Focusing primarily on Gmail due to its widespread use, she articulates how the product can reveal hidden dangers within office documents and macros. The episode highlights not only the detection of conventional threats but also uncovers tactics like file renaming, VBA purging, and old file format analysis to pinpoint potentially harmful activity.

The conversation shifts towards the efficiency and privacy advantages of in-browser detection. Dakshitaa explains how this approach offers immediate and private threat recognition compared to traditional methods. She confidently positions her company's product as a vital layer of defense, complementing existing antivirus solutions and empowering users with immediate insights into file safety before downloads occur.

Key Takeaways:

In-browser malicious file detection technology offers advanced privacy and fast analysis by scanning files directly within the email client.

Dakshitaa demoed the tech's proficiency in detecting renamed files, large file components, and outdated file formats—all indicative of potential malware.

The product integrates seamlessly with Gmail, providing users with immediate warnings and detailed insights into file contents without downloads.

Unique detection methods allow for identifying suspicious activities such as VBA purging, which can bypass some antivirus solutions.

The browser extension is free and compatible with all chromium-based browsers, encouraging user adoption for an added layer of cybersecurity.

Notable Quotes:

"We are going deeper than what surface level checks do in Gmail, for instance." -Dakshitaa Babu

"We have no idea why you're still using it in 2024." -Dakshitaa Babu

"We are trying to create a product that has never been there before that is truly important for every user." -Dakshitaa Babu

"We can't always take our own sweet time to scan through every single file thoroughly before letting the user use it." -Dakshitaa Babu

"We want to make sure that before you give the file a chance to even penetrate to your local device or to your network... we want to be there first and give you a first line of defense." -Dakshitaa Babu

Resources:

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