AngstromCTF2019: Blank Paper

AngstromCTF2019: Blank Paper

The Challenge

Blank Paper Misc 30pts

Someone scrubbed defund’s paper too hard, and a few of the bytes fell off.

Author: defund


The Solution

The PDF appears unusable to a large number of PDF viewers.

But the PDF viewers built into modern browsers are often a little more tolerant. Opening in FireFox reveals the flag: