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Solving the unsolvable with expert reverse engineering
At Apriorit, we use only security-conscious and legal approaches to uncover and troubleshoot software and hardware issues through reverse engineering. Whether you are facing a black-box system, an undocumented API, or an intellectual property violation concern, our rare and specialized experts are here to guide you.
With Apriorit, you get actionable results and valuable information that helps you improve your product’s security, compliance, and alignment with business goals.
100+
reverse engineering projects delivered
20+
years of experience
98%
client retention rate
Our team offers:
- Deep expertise in software and hardware reverse engineering
- Thorough documentation of our methodology, toolsets, and findings
- Insightful technical analysis even in unresolved cases, so you can remove hardware or software-related blockers
- A security-first mindset with strict non-disclosure of sensitive findings
- A reliable and ethical approach tailored to your legal, technical, and business requirements
Our reverse engineering services
Out-of-scope reverse engineering services
At Apriorit, we are committed to conducting reverse engineering strictly within legal and ethical boundaries. Our experts are guided by applicable laws, respect for intellectual property rights, and a clear focus on responsible innovation. To maintain this standard, we do not engage in certain activities.
Reverse engineering tools and technologies we use
IDA
Ghidra
Radare
Frida
angr
Sysinternals
Fiddler
Wireshark
AFL
Binwalk
Static analysis
Dynamic analysis
Sniffing
Fuzzing
Network traffic analysis
Protocol analysis
Black-box analysis
White-box analysis
LLVM obfuscation
Code execution simulation
Dynamic instrumentation
Metasploit
Crash dump analysis
Log analysis
Code profiling
Memory analysis
Fuzzing
Binary analysis
Put our expertise to work
Hire Apriorit reverse engineers to remove technical blockers, solve unconventional challenges, and deliver the insights your team needs to move forward.
Why choose Apriorit for reverse engineering?
01
Rare talent
Access highly specialized engineers who can help you research unique issues. We can augment your team or build a dedicated one tailored to your project goals.
02
Problem-solving mindset
We take on complex, non-trivial challenges with curiosity and analytical reasoning to help you overcome technical roadblocks and get efficient solutions.
03
Security-first approach
Every project follows a secure development lifecycle to minimize risk, prevent vulnerabilities early, and ensure long-term stability and compliance.
04
Proven toolset
We use advanced tools and techniques to deliver accurate results and clear reports even for undocumented systems or outdated legacy code.
Our recent reverse engineering projects
Auditing the Security of a Connected Vehicle Communication System
Apriorit enhanced the security of an automotive communication system through detailed threat modeling and hands-on testing.
The Apriorit team conducted a thorough security assessment and designed a comprehensive registry of all software components and dependencies
What our clients
say about us
The quality of the information provided after review was good. Suggestions and questions about the implementation after the code review demonstrated that Apriorit was able to provide quality feedback. We improved our product as a result of the review. Read more >>
Product Manager,
Virtual File Systems Co
Apriorit helps us with development outsourcing services. Basically, they provide us with talented engineers to work as part of our research departments. Apriorit has a pool of multiple different engineers with different levels available at any time… For this particular project, we’ve mostly requested experienced reverse engineers in specific operating systems and with specific domain knowledge. Read more >>
Research Team Lead,
Competitive Intelligence Co
We used their developers to work on our project with us… In order to get this project done, there were two required skill sets. The first skillset is anything related to reverse engineering. There are many tools for this, such as IDA Pro, Ghidra, and more. The second skill we needed was development skills. Eventually, the goal was to write new models using automation for reverse engineering. In order to implement this, they used Python.. Read more >>
Head of Research,
Risk Assessment & Cybersecurity Company
Apriorit has extensive experience in the IT security field. Dedication to their work and a willingness to quickly fix errors make them a reliable partner.
Read more >>
CTO,
IT Security Company
Get actionable insights through expert reverse engineering
Whether you are dealing with legacy software, hardware, or unexplained issues, our specialists are ready to uncover the answers you need.
Engagement models we offer
We offer flexible collaboration models to fit your project goals and technical needs, both for long-term support and short-term expertise.
Full fledged R&D team
Get a dedicated reverse engineering team that takes charge of the entire R&D cycle, from research to delivery.
Team extension for niche expertise
Integrate our reverse engineers into your existing team to get unique skills, increase efficiency, and accelerate development.
Staff augmentation for specific tech expertise
Quickly bring in specialized talent for short-term or highly focused tasks without the overhead of full-time hiring.
FAQ
What reverse engineering projects has Apriorit recently delivered?
<p>Apriorit experts have delivered various software and hardware reverse engineering projects. Our team frequently works with both modern and legacy systems. Here are some of our recent projects:</p>
<ul class=apriorit-list-markers>
<li>Monitoring system calls in <a href=/dev-blog/reverse-engineering-monitoring-syscalls-windows>Windows using DTrace and XPerf</a> to analyze OS behavior</li>
<li><a href=/dev-blog/reverse-reverse-engineer-iot-firmware>Reverse engineering firmware</a> for a smart air purifier</li>
<li>Analyzing firmware of a device used for milk quality control</li>
<li>Improving IoT device security through embedded systems reverse engineering</li>
<li>Reversing <a href=/dev-blog/778-reverse-engineering-undocumented-macos-api>macOS APIs</a> and integrating them into a Swift proof of concept</li>
<li><a href=/dev-blog/787-reverse-engineering-microcontroller-model-identification>Identifying microcontroller models</a> via firmware analysis</li>
<li>Reverse engineering proprietary protocols for compatibility with other systems</li>
<li>Discovering first-day vulnerabilities in Xiaomi Mi Router firmware using the <a href=/dev-blog/771-cybersecurity-vulnerabilities-in-routers>Firmware Analysis and Comparison Tool</a></li>
<li>Using WinAFL for <a href=/qa-blog/644-reverse-vulnerabilities-software-no-code-dynamic-fuzzing>dynamic fuzzing of image viewers</a> like ACDSee, FastStone, IrfanView, and XnView Classic</li>
</ul>
These projects show our capabilities and our commitment to ethical and security-first reverse engineering practices.
What are the challenges of software reverse engineering services?
<p>While reverse engineering can offer valuable insights and solutions, it comes with technical, legal, and operational challenges:</p>
<ul class=apriorit-list-markers>
<li><b>Legal and IP considerations</b>. Reverse engineering has to be performed within the boundaries of intellectual property laws. Bypassing protections or accessing proprietary systems without authorization can create legal risks.</li>
<li><b>Complexity of legacy or obscure code</b>. Many older systems lack documentation and may be built on outdated or convoluted architectures. Engineers often deal with obfuscated logic or undocumented dependencies.</li>
<li><b>Resource and time demands</b>. Even small reversing projects require significant time and specialized expertise. Trial-and-error approaches, especially with proprietary or poorly documented systems, can extend timelines and increase costs if not properly managed.</li>
</ul>
Partnering with a specialized team like Apriorit will help you mitigate these risks and perform legal, effective, and accurate reverse engineering.
Is reverse engineering legal and ethical?
<p>Yes, reversing is legal in many jurisdictions when performed under the right conditions and for legitimate purposes, such as for security research, interoperability purposes, and system maintenance. On the other hand, it’s important to follow intellectual property laws, licensing agreements, and local regulations. As a reverse engineering company, we operate within a strict legal and ethical framework for every reverse engineering project. Our teams don’t engage in:</p>
<ul class=apriorit-list-markers>
<li>Unauthorized access</li>
<li>Copyright violations</li>
<li>Activities that compromise software security protections</li>
</ul>
With our legal-first approach, you will meet your project goals without exposing your business to unnecessary legal risk.
Can you reverse engineer undocumented or legacy systems?
Absolutely! Apriorit has extensive expertise in such cases, including reversing outdated software, obsolete firmware, and hardware that vendors no longer support. These types of projects usually require a creative approach in combination with deep technical knowledge, since there is no documentation or source code. Our experts use advanced analysis techniques, such as static and dynamic analysis, memory inspection, and protocol decoding, to reconstruct system behavior and functionality for reverse engineering source code.
How long does a reverse engineering project take?
<p>The timeline for a reverse engineering project can vary based on several factors:</p>
<ul class=apriorit-list-markers>
<li>System complexity</li>
<li>Availability of documentation and tools</li>
<li>The scope of your business goals</li>
</ul>
Our team starts each project with detailed research to define objectives, timelines, and deliverables. We will inform you about every step of the process and communicate clearly so you can plan around reliable and realistic milestones.
Tech insights
and expert tips
-
Best Reverse Engineering Tools and Their Application: Apriorit’s Experience
Looking for the best reverse engineering tools? Read our review of the top reverse engineering programs for different operating systems.
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How to Reverse Engineer Windows Software the Right Way: A Practical Example
Learn how to reverse engineer software on Windows legally using proven techniques, essential tools, and insights from Apriorit experts.
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Auditing the Security of a Connected Vehicle Communication System
To audit the security of a vehicle communication system, Apriorit experts combined STRIDE-based threat analysis, reverse engineering, and code review…
-
Reverse Engineering in Cybersecurity: Apriorit’s Best Practices
Discover how reverse engineering in cybersecurity helps uncover vulnerabilities, enhance defenses, and protect your business from evolving threats.
