What Algorithm IDM password value is used to store in the userPassword attribute
Release : Identity Manager 14.4
FYI
Default IDM password uses SSHA-512. IDM did not conjunct SSHA-512 with PBKDF2
https://techdocs.broadcom.com/us/en/symantec-security-software/identity-security/directory/14-1/administrating/manage-user-accounts-and-passwords/password-encryption.html