Crunchfish Digital Cash security webinar: Solving double spending offline


Crunchfish Digital Cash is highly resistant to the risks associated with double spending, a major problem in offline payments. Digital Cash provides multiple protection mechanisms for the bearer instruments and the Digital Cash message carrying offline payments as well as in the backend. This webinar on Crunchfish Digital Cash security was the 13th of the Survival Of The Fittest webinar series.

Joachim Samuelsson, CEO of Crunchfish Group, presented Digital Cash security and described how Crunchfish protects against double spending. Johan Wester moderated an open forum with Chiangkai Er, CTO at V-Key, and Magnus Lagesson, CPO at Crunchfish Digital Cash as panelists.

Register for the webinars and see all previous webinars at

For more information, please contact:

Joachim Samuelsson, CEO of Crunchfish AB

+46 708 46 47 88 

This information was provided by the contact person above for publication on 1 April 2022 at 12:00 CET.

Västra Hamnen Corporate Finance AB is the Certified Adviser. Email: Telephone +46 40 200 250.

About Crunchfish –

Crunchfish is a deep tech company developing a Digital Cash platform for Banks, Payment Services and CBDC implementations and Gesture Interaction technology for AR/VR, automotive and digital interfaces. Crunchfish is listed on Nasdaq First North Growth Market since 2016, with headquarters in Malmö, Sweden and with representation in India.

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