I am Dave Jing Tian, an Assistant Professor in the Department of Computer Science at Purdue University working on system security. My research involves embedded systems, operating systems, trusted and confidential computing, and hardware security and trust. All opinions are my own.
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Tag Archives: SSL
Python Hacking – urlopen timeout issue
Recent playing with Python urllib2 reveals an interesting fact that the timeout parameter of urlopen() does not work sometimes. The interesting issue has successfully pushed me deep into the Python source code for debugging. The final debugging, without surprise, shows … Continue reading
Posted in Programming, Stuff about Compiler Tagged puuth, Python, socket, SSL, timeout, urllib2, urlopen 4 Comments
CCS’14 – Securing SSL Certificate Verification through Dynamic Linking
Our paper ‘Securing SSL Certificate Verification through Dynamic Linking‘ is ready for download from CCS’14. This post gives a brief introduction of main idea of this paper – certShim, and then concentrates on bytecode instrumenting in JVM to fix some … Continue reading