Use the vcsencrypt utility to generate a security key.
To generate a security key, perform the following steps on any cluster node:
# haconf -makerw
# vcsencrypt -gensecinfo
The utility generates the security key and displays the following message:
Generating SecInfo...please wait... SecInfo generated successfully. Trying to update its value in config file... SecInfo updated successfully.
# haconf -dump - makero