Security and Privacy
You may configure your Security and Privacy preferences from the ICQ button, which includes the following tabs:

General tab to determine if users need your authorization to add you to their Contact Lists and more.

Ignore tab to set ICQ to ignore messages and other ICQ events sent to you from certain users.

Words List tab to censor your present choice of words and URLs from your incoming ICQ events and more.

Password tab to change your ICQ password.
   Direct Connection tab decide the extent of disclosure of your IP address on ICQ.