Founder of Walrus Security and Professor of Computer Science at New York University, Mr. Michael Walfish appears on Episode #130 of Task Force 7 Radio to discuss his extensive research and development with secure system designs, verifiable sourcing, and probabilistic proofs. Walfish discusses any current uses of probabilistic proofs, if they are currently in use and commercialized, and what future applications may look like. Walfish also discussed the problem of business email compromise (BEC) and how it often leads to payment fraud, how to protect yourself against this type of fraud, and what type of best practices companies should implement to mitigate this type of cyber crime.