Type: Function
Function: SHA256
Syntax: SHA256(string)
Description: Returns a hexadecimal hash using the sha256 algorithm. This function is useful for anonymizing reports.
Sample usage:
SHA256('foo')returns2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7aeSHA256(author_username)returns the sha256 hash of the author's username