enable encrypted columns enables encrypted columns, and is a dynamic configuration option.
You cannot set enable encrypted columns unless you have purchased, installed, and registered the ASE_ENCRYPTION license on your server. Any attempt to set it without such licensing results in Msg. 10834:
Configuration parameter 'enable encrypted columns' cannot be enabled without license 'ASE_ENCRYPTION'
Using encrypted columns increases the logical memory
used by 8198 kilobytes.