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RubyFlow The Ruby and Rails community linklog


The Ruby and Rails community linklog

Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!

Protect your Rails app from PNG bomb attacks

A new Carrierwave plugin to check “real” image size bypassing ImageMagick (which may be fooled by a PNG bomb):

This is what a PNG bomb works like:

You can’t be sure to check for image size with ImageMagick/lib_png (cause this is where the bomb gets triggered), so you need something secure, like the “fastimage” gem.


You may fix the broken link (dot at the end of the link):

@MLESZCZ thanks!

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