n. A counterfeiter who uses digital technology to create forged money or documents.
The new Dollars 20 bill (due in autumn) is said to have 'subtle green and peach toning and dynamic tilt-tinting' that will make digifeiters and Laurence Llewelyn-Bowen weep.
—“What's the word? Digies n counterfeits,” The Observer, June 15, 2003
Fierce competition in the inkjet market has made digital colour printers so cheap and the print quality so high that a pounds 100 printer can produce fake banknotes easily mistaken for genuine currency in dim light, it says.

"There appears to be little appreciation of the nature of the problem and even less sense of urgency," said John Winchcombe, a De La Rue spokesman.

The company has coined the term "digifeiters" for the new generation of counterfeiters who use the high-resolution printers.
—Robert Uhlig, “Forgers use PC inkjets to make banknotes,” The Daily Telegraph, May 22, 2003
2000 (earliest)
In fact, because so many people who trade in fraudulent documents are using their home computers, GATF officials don't even refer to them as counterfeiters anymore.

They call them "digifeiters." Why? Because they can do most of their work using off-the-shelf digital printers, said Richard Warner, GATF's senior research scientist for government projects.
—Joyce Gannon, “New technology makes counterfeiting as easy as clicking a mouse,” Pittsburgh Post-Gazette, September 07, 2000
Digifeiters — digital counterfeiters — use graphics software and high-resolution ink jet printers to create passable forgeries not only of bills, but also of birth certificates, driver's licenses, even store coupons, gift certificates, and rebate vouchers.