Vishing is very similar to phishing, but scammers use telephone calls (either live or pre-recorded “robo-calls”) instead of emails to try and lure people into giving up personal information. Vishers often rely on the use of posing as a local bank, credit union or other legitimate business that you might be inclined to trust or patronize.
DEFINITION: Hyperledger
Started by the Linux Foundation, hyperledger is an umbrella project of open source blockchains.