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When str.lower() is a security vulnerability in Python

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When str.lower() is a security vulnerability in Python

Hacker News·about 1 month ago

#sethmlarson #python #unicode #idna #stringprep #security

Some internet standards only support ASCII characters, but the world uses much more than the Latin alphabet. Thus, a mapping from Unicode to ASCII for use in domain names is required. NamePrep was...

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When str.lower() is a security vulnerability in Python