MySQL 5.7 Reference Manual Including MySQL NDB Cluster 7.5 and NDB Cluster 7.6
MySQL Enterprise Data Masking and De-Identification is based on a plugin library that implements these elements:
A server-side plugin named data_masking.
A set of loadable functions provides an SQL-level API for
performing masking and de-identification operations. Some of
these functions require the
SUPER privilege.