Verafin, a security software firm, was founded in St. Johns NL and recently raised over $500 million in capital with the help of their original financiers, Killick Capital. This was recognized by the Canadian Venture Capital Association as the largest deal in Canada in 2019. Using TechCrunch, CB Insights, Patrick Power Library online, Entrevestor and CrunchBase, and others, compile an overview of the company, its founders, the product, their current financiers, and funding history. Compare them to other companies in the fraud detection fintech sector. Verafin was acquired in 2020; there is no need to comment on the acquisition. Create a 3-page tightly-worded document about Verafin from the stand point of a potential investor.