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CT Suite offers a feature that will mask specific types of data within Chat conversations. There are 2 types of data masking currently available: Profanity and Sensitive Data.
Profanity Masking
With this feature enabled, profanity will be masked by asterisk characters before it is added to the conversation.
Example Output:
Client Chat 
Agent Panel 
Sensitive Data Masking
With this feature enabled, sensitive data such as social security and credit card numbers (any number over 8 digits) will be masked by asterisks.
There are 2 ways your administrator can configure this masking - mask all, or allow last 4 digits to show.
Example Output for masking all:
Client Chat 
Agent Panel: 