What is Winsider?
Winsider is the training and consulting company of Alex Ionescu and Yarden Shafir. They have been living, breathing, and training in operating system and platform security technology for over two decades, and there’s nothing they love more. In part thanks to the ground-breaking research and wealth of Windows Internals knowledge, Alex is honored to have been recognized by the United States Government as an Alien of Extraordinary Ability, “demonstrating internationally recognized extraordinary abilities in the sciences through sustained national or international acclaim.”
140+
Courses
Delivered
44
Organizations
Served
20 years
Training
Experience
Learn about our courses
We offer a multitude of courses that are sure to meet your needs.
Windows Internals
Our flagship course aims to provide a variety of audiences the necessary skills and knowledge to begin their journey in the world of Windows Internals, either focusing on building their development skills, or gaining an deep understanding of security concerns
Windows Internals Advanced
This follow-up to the developer track of the Windows Internals course allows organizations to train a subset of their developers beyond the skills needed for writing efficient code, filling in the gaps with content from the security track, and more
Debugging
An in-depth exploration of low-level Windows debugging using WinDbg and associated tools. It is designed for advanced users who seek to understand the intricacies of the Windows OS for security and forensic analysis, plugin development, and scripting
Filters & Drivers
This entirely hands-on course, available in 5 days, covers the end-to-end development of a Windows filter driver and associated user-mode component, going over the main Windows filtering stack: process, thread, object, registry, file system, and network
Forensic Analysis
Focused on forensics, this tailored course combines many of the topics in the flagship and advanced course with a twist on forensic analysis instead of development, and addresses specific needs of organizations dealing with incident response
Something Else?
Do you need a custom made course that’s tailored to what your organization needs? We can often combine topics from our various courses to build a bespoke training program for your needs, with topics ranging from UEFI and hypervisors, to ETW and scheduling.
Our Projects
we wrote the book
on windows
The Windows operating system bible, now in its 7th Edition.
Testimonials From Satisfied Students
We value our students’ feedback and iterate on our classes each and every time.