Adding ‘random noise’ to data through blurring or perturbation is a data common anonymization requirement for researchers and marketers of protected health information (PHI) seeking to comply with the HIPAA Expert Determination Method security rule.
Hashing and encryption are distinct disciplines, but due to their nature they find harmony in cryptography. This article describes hashing, its synergy with encryption, and uses in IRI FieldShield for enhancing data protection.
It is a common mistake to refer to data masking and data encryption interchangeably to mean the same things. While field-level encryption is considered one of many possible “data masking” functions, we define data masking and encryption as technically distinct processes below.