Windows User Mode Exploit Development (EXP-301) (OSED)
The Windows User Mode Exploit Development (EXP-301) (OSED) course by OffSec Training equips penetration testers and security researchers with advanced skills to reverse engineer binaries, write custom shellcode, and exploit stack-based vulnerabilities while bypassing modern defenses like ASLR and DEP. Designed for professionals seeking to master exploit development, it addresses the growing industry demand—over 3.5 million cybersecurity roles were unfilled globally in 2023, according to ISC2—for experts who can identify and remediate critical software flaws.
This course prepares learners for the OffSec Exploit Developer (OSED) certification, validating hands-on exploit development proficiency. Koenig Solutions offers official vendor-authorized courseware and 30-day lab access, ensuring realistic practice. Graduates gain the ability to develop reliable exploits, enhancing their impact in offensive security and vulnerability research roles.
Training Formats & Pricing
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Course Overview
The Windows User Mode Exploit Development (EXP-301) (OSED) course by OffSec Training is an intermediate-level program designed for cybersecurity professionals aiming to master advanced exploit development techniques on Windows platforms. It prepares learners for the OffSec Exploit Developer (OSED) certification, a highly respected credential in offensive security. This course is ideal for penetration testers, exploit developers, and vulnerability researchers seeking to deepen their technical expertise. With cyberattacks increasing in sophistication, demand for skilled exploit developers has grown significantly—organizations like government agencies and elite red teams actively seek OSED-certified professionals to strengthen their defenses through proactive vulnerability discovery.
Students engage with core tools and technologies including WinDbg, IDA Pro, Immunity Debugger, and OllyDBG to reverse engineer binaries, analyze vulnerabilities, and develop custom exploits. The hands-on lab environment includes real-world scenarios such as crafting shellcode from scratch, bypassing Data Execution Prevention (DEP) and Address Space Layout Randomization (ASLR), and exploiting format string vulnerabilities. A key project involves building functional ROP chains and egghunters to overcome space constraints and gain control of vulnerable applications. These labs simulate actual penetration testing conditions, allowing students to configure, test, and refine exploits against live systems within a secure virtual lab infrastructure provided by OffSec.
Earning the OSED certification validates elite skills in exploit development and is recognized globally by top-tier security firms and government organizations. Certified professionals often see career advancement into senior offensive roles, with average salaries ranging from $120,000 to over $160,000 in the U.S., depending on experience and location. Koenig Solutions offers official EXP-301 courseware with Guaranteed-to-Run scheduling and 1-on-1 training options, ensuring personalized support and maximum exam readiness. Graduates are equipped to identify, exploit, and report critical software vulnerabilities, positioning them for impactful careers in ethical hacking and advanced threat research.
What You'll Learn
Prerequisites
- Familiarity with debuggers like ImmunityDBG and OllyDBG enhances your ability to analyze Windows user mode vulnerabilities during the Windows User Mode Exploit Development (EXP-301) (OSED) course by OffSec Training.
- Understanding fundamental exploitation techniques on 32-bit systems helps you grasp core concepts essential for developing Windows user mode exploits.
- Ability to write Python 3 code allows you to automate exploit tasks and streamline development processes in the Windows environment.
- Basic knowledge of reading and understanding C programming code is crucial for analyzing Windows binaries and crafting effective exploits.
- Skills in reading 32-bit Assembly language enable you to reverse engineer Windows applications and identify security flaws.
- Holding an OSCP certification or equivalent penetration testing experience provides a solid foundation for mastering advanced Windows user mode exploit techniques taught in the course.
- This course equips you with practical skills to identify and exploit Windows user mode vulnerabilities, transforming your penetration testing capabilities.
- With over 15 years of experience, OffSec Training offers authoritative, hands-on training that prepares you to address real-world Windows security challenges.
Certification Exam
Everything you need to know about the EXP-301 certification exam
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of EXP-301 certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the EXP-301 certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- Exploit Developer
- Security Researcher
- Reverse Engineer
- Vulnerability Analyst
- Red Team Operator
- Advanced Penetration Tester
Companies Hiring
and 5,000+ organizations worldwide seeking EXP-301 certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
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“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
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“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
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“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
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“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
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“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
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“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
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“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
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“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Frequently Asked Questions
Everything you need to know about the EXP-301 training course
Is the Windows User Mode Exploit Development (EXP-301) (OSED) exam included in the course fee?
What training formats does Koenig offer for the Windows User Mode Exploit Development (EXP-301) (OSED) course?
How long is lab access provided for the Windows User Mode Exploit Development (EXP-301) (OSED) course?
What is Koenig Solutions' rescheduling and cancellation policy for the EXP-301 (OSED) course?
What is the format, duration, and passing score for the OSED certification exam?
How long is the OSED certification valid, and what is the renewal process?
What post-training support does Koenig provide for the Windows User Mode Exploit Development (EXP-301) (OSED) course?
What prerequisites are recommended for the Windows User Mode Exploit Development (EXP-301) (OSED) course?
What career impact can one expect after earning the OSED certification?
How does instructor-led training from Koenig compare to self-study for the OSED certification?
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