Crypto

source https://www.google.com/url?rct=j&sa=t&url=https://nodejs.org/dist/latest-v12.x/docs/api/crypto.html&ct=ga&cd=CAIyGjBkZWE0Yjc3NzNlM2I2MDQ6Y29tOmVuOlVT&usg=AFQjCNEAdh1VxBs-7iNUv7LSdt5UCnt8sQ