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It's astonishing that it's as simple as CATting a zip file to the end of a jpg. I feel there are consequences here for any website that accepts image uploads.
by AnabeeKnox 8y ago
It's astonishing that it's as simple as CATting a zip file to the end of a jpg. I feel there are consequences here for any website that accepts image uploads.
- MaxBarraclough 8y ago> I feel there are consequences here for any website that accepts image uploads Steganography can be done even without file-format hacks; all that's special about this hack is its simplicity. It could easily be defeated -- I'm sure Twitter would have no trouble sanitizing uploaded image files if they wanted to.