Choose JPG or PNG
best: 299px, max 1 Mb
Error! .

Archived Ver­sion (as of August 2023 the upload and pro­cess­ing don’t work any­more) is an easy-to-use webapp for alter­ing image mate­r­i­al, in order to make it machine-unread­able.

It works best with 299 x 299px images that depict one spe­cif­ic object. Exam­ples below.

tabby manipulated to lynx cur­rent­ly cre­ates adver­sar­i­al images against one sin­gle image recog­ni­tion mod­el: Google Incep­tion V.3.

Some­times even the orig­i­nal image is not rec­og­nized cor­rect­ly, which is based in the fail­ure rate of Incep­tion V.3 of 22%. More recent ver­sions show low­er orig­i­nal fail­ure rates.

As Reported In


we delete all your data after processing


we discard your image meta-data


we delete identifying browser data when you leave