System Maintenance GSA Auctions is currently under System Maintenance.
GSA Auction scheduled maintenance times are every Saturday 5AM CT to 8AM CT & every Sunday from 6AM CT to 10AM CT.
Who wrote this summary? A QR code is just a data.
Just make your system NOT go to the public internet. The QR code could just be the serial number of the note. Hell you don't even need to use a QR code.
Problem solved. No virus.
"We Americans, we're a simple people... but piss us off, and we'll bomb your cities." -- Robin Williams, _Good Morning Vietnam_