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<p class="MsoNormal" style="text-autospace:none"><span style="font-size:16.0pt;font-family:CIDFont+F1">Title:
</span><span style="font-size:16.0pt;font-family:CIDFont+F2">Run-Time Analysis and Security of Multi-Language Systems
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:16.0pt;font-family:CIDFont+F1">Abstract:</span><span style="font-size:16.0pt;font-family:CIDFont+F2"><o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">The prevalence of multi-language software has surged, yet security defenses for such systems<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">remain inadequately supported. Traditional methods like program analysis and fuzzing face<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">challenges in this context. In my Ph.D. research, I proposed a suite of techniques to fortify the<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">security of multi-language systems. Firstly, I introduced PolyCruise, leveraging languageindependent<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">symbolic dependence analysis for effective dynamic cross-language information<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">flow analysis. It supports diverse security applications, enhancing vulnerability detection.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">Addressing PolyCruise's input coverage limitation, I introduced PolyFuzz, a framework for<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">comprehensive greybox fuzzing in multi-language applications. PolyFuzz measures block coverage<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">at the whole-system level, generates effective seeds through sensitivity analysis, and seamlessly<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">supports various languages. Recognizing limitations for bugs in the lower software stack,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">particularly in language runtime systems, my focus shifted downward, notably to Python runtime.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">PyRTFuzz introduced a two-level collaborative methodology, combining generation- and<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">mutation-based fuzzing for comprehensive testing. The Slang-based approach ensures diverse<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">applications, marking a significant stride in securing software systems.<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:16.0pt;font-family:CIDFont+F1">Biography:<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">Wen Li, Ph.D., from Washington State University, specializes in software engineering and security,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">focusing on implementing diverse techniques for practical security solutions in real-world<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">software systems. His Ph.D. work included software analysis and the development of effective<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">fuzzing frameworks, successfully applied to real-world systems, with research published in<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">conferences like ESEC/FSE, USENIX Security, and CCS. In addition, with a decade of industrial<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">experience, he is also an adept software engineer, specializing in embedded software design and<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">development, particularly in core/access networks. Coupled with ongoing research pursuits, this<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:12.0pt;font-family:CIDFont+F2">practical expertise equips him with profound insights into the research field and the ability to<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:CIDFont+F2">traverse new domains seamlessly.</span><o:p></o:p></p>
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