The Standardized Hooks system uses the following categories for hookable events:
Cpanel — The Cpanel category creates hookable events for
cPanel API 1,
cPanel API 2, or
UAPI functions.
PkgAcct — The PkgAcct category's events occur during backup creation.
Passwd — The Passwd category's events occur when a WHM user changes a cPanel user's password.
Stats — The Stats category's events occur during statistics processing.
System — The System category's events occur during system updates or backups.
Whostmgr — The Whostmgr category's events occur during WHM functions.