Many forgeries still escape detection; Han van Meegeren, possibly the most famous forger of the 20th century, used historical canvasses for his Vermeer forgeries and created his own pigments to ensure that they were authentic.
Mange forfalskninger undslipper stadig afsløring; Han van Meegeren, muligvis den mest berømte kunstsvindler fra det 20. århundrede, brugte ældre lærreder til sine Vermeer forfalskninger og skabte sine egne pigmenter for at sikre, at de virkede autentiske.