Tool Talk: jsluice

Tune in to the eleventh episode of our Tool Talk series to hear Tom Hudson speak about jsluice, an open-source, Go package and command-line tool used to extract information from JavaScript files and code.

Building detailed maps of web applications and their supporting JavaScript code and files is paramount to vulnerability discovery in offensive security testing. But for pen testers, discovering the deepest, darkest secrets in JavaScript can be like mining for gold, sifting through copious amounts of extraneous information to find the smallest bits of criticality that expose weak points in applications. Knowing where to turn for the latest and greatest JavaScript mining tool developments is worth its weight in gold for offensive security practitioners needing to constantly increase efficiency and efficacy in web application penetration testing.

We invite you to join the eleventh episode of our Tool Talk series to hear from Tom Hudson, Senior Security Engineer at Bishop Fox, and developer of jsluice – an open-source, Go package and command-line tool used for extracting URLs, paths, secrets, and other interesting data from JavaScript source code.

Tune in as we:

  • Investigate why it is beneficial to continuously improve speed and efficiency to discover vulnerabilities in JavaScript files and code
  • Learn how jsluice sifts through large amounts of JavaScript to discover small pieces of valuable information for vulnerability discovery
  • Listen as we share how to use the four modes in jsluice and implement in your own projects: URLs, secrets, tree, and query

Tom Hudson BF Headshot

About the speaker, Tom Hudson

Senior Security Analyst

Tom Hudson is a Senior Security Engineer at Bishop Fox, where he is part of the capability development team for Cosmos. He specializes in developing innovative tools that improve the quality of intelligence generated and processed through continuous penetration testing. Tom is the well-known author of numerous command-line tools, which can usually be leveraged together for security research, penetration testing, and bug bounty hunting. His contributions include open source projects such as gron, meg, and unfurl.

Tom is an active member of the information and cybersecurity community and has been a speaker at multiple events including the RSA Conference, BSides Leeds, Agile Yorkshire, the Sky Betting & Gaming Tech Talks, and Hey! Presents. He has also made guest appearances in popular podcasts and YouTube channels, such as HackerOne, Security Weekly, Undetected, STÖK, Web Development Tutorials, and his work has been featured in the Code Maven and Intigriti blogs. He was awarded a Most Valuable Hacker (MVH) belt at the h1-4420 live event in 2019.

Tom enjoys giving back to the community through mentoring and teaching. He has hosted multiple workshops, including a series of talks on cybercrime for UK police and investigators.

More by Tom

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