How To Reset Sysadmin Password In Data Domain Apr 2026

/usr/sbin/chpasswd Then type:

# Generate an MD5 hash (DD still uses MD5 for local auth) openssl passwd -1 # Enter new password when prompted, copy the output hash vi /etc/shadow how to reset sysadmin password in data domain

passwd sysadmin Enter the new password twice. /usr/sbin/chpasswd Then type: # Generate an MD5 hash

mount | grep " / " (Should show rw ) The Data Domain stores local user hashes in /etc/shadow , but there are some DD-specific binaries to use. how to reset sysadmin password in data domain

/usr/bin/authconfig --update or for older DD OS (5.x/6.x):

sysadmin:NewPassword123! Press to finish. Replace NewPassword123! with your strong password.

This is a deep, technical guide to resetting the password on a Dell EMC Data Domain system. This process is necessary when the password is lost or unknown and you have physical or serial console access.