The Swiss National Bank has no evidence of one of the main allegations against cash: cash is by no means the preferred means of payment for criminals.
You can read the rest @
https://deutsche-wirtschafts-nachrichten.de/2017/02/27/schweizer-notenbank-vorwuerfe-gegen-das-bargeld-sind-unzutreffend/ [translation and subscription required]
The war on cash is a war on We The People. Should you doubt this, take a look at what India is doing to its people.
The only "criminals" involved are the bankgangsters themselves.