/ tip: Images in PDFs are quite often just JPEGs embedded in the PDF file and can be extracted with `pdfimages`, for example.

The images are usually not modified by PDF creators when embedding, so they're included in full resolution and with Exif metadata.

I'll be at talking about / two hours from now.

Live stream: streaming.media.ccc.de/rc3/r3s (English language track is available in the settings)

pro tip: Use the less distinctive of your given/middle names when you need to provide a valid legal name.

Extreme pro tip: Don't post screenshots at all, they may include more meta information than you might realize. e.g. display resolution, used font, font rendering details, etc.

This info can help tracking down which hardware and software (version) you used.

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pro tip: Don't post screenshots that show anything other than what you really want to show


pro tip you can't leak data from your Google account without a Google account


pro tip: Hide login suggestions in to prevent bystanders from detecting your secret shitposting account names

Add this to your profile/chrome/userChrome.css:

> richlistbox {
display: none !important;

Schlechte : Leserbriefe unter falschem Namen schreiben, aber die Absender-Mailadresse gleichzeitig für private Accounts verwenden 🤦‍♂️🤦‍♂️🤦‍♂️

[email protected]

"Es waren Fotos von Ebay-Artikeln in seinem privaten Facebook-Profil zu sehen."


Pro-Tipp: In Deutschland gibt es "Postlagernd" (Abholung bei der Post unter Pseudonym) für Briefsendungen und Packstationen (Empfänger = Postnummer, Name irrelevant) für Pakete.



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