Bio
Christian is a long time Python developer from Hamburg/Germany. In the past he has contributed to several Open Source projects such as the CPython interpreter. In the past years he has helped to keep Python secure, for example as member of the Python security response team, secure hashing (PEP 456) and improvements of Python’s TLS/SSL module.
My Talks
Everyday security issues and how to avoid them
Security is hard, yet vital for any software these days. This talk will take you on a brief tour in secure software design, illustrate common security issues, and point you to helpful tools and res...
Gentle introduction to TLS, PKI, and Python's ssl module
TLS/SSL is the most important and widely-used protocol for secure and encrypted communication. I'm going to introduce you to TLS 1.2 and 1.3, cryptographic building blocks, best-practice configurat...
SSLError, now what?
Imagine API requests in production suddenly start to fail with an unmeaning SSLError deep inside Python's ssl module. How do you fix the problem? In my talk, you learn the basics of TLS/SSL, certi...