# AWS Guardrails
AWS Guardrails features include:
* Content filtering (preventing explicit, violent content, etc.)
* Topic deviation prevention
* Word restrictions
* Sensitive data removal
* Hallucination prevention
## Operation Steps
### Step 1: Configure Settings (Name, Description, Blocked Message Response)
Example settings:
### Step 2: Set Content Filtering (User Input, Assistant Response)
You can specify harm levels, including image inputs
Example settings:
### Step 3: Topic Rejection, Preventing Off-Topic Responses
You can prevent off-topic responses by adding descriptions, definitions, and examples
Example settings:
### Step 4: Word Restrictions (Blocking Profanity or Specific Terms)
For example: To prevent the model from mentioning Voldemort, add words - multiple words can be input at once (csv, txt, ctrl + c).
Example settings:
### 
### Step 5: Sensitive Data (PII) Blocking and Regex Replacement
Several patterns are preset, such as credit cards, vehicle numbers, ID numbers, etc.
Example settings:
Regex replacement allows you to replace unwanted structures in AI assistant responses using desired regular expressions.
### Step 6: Preventing Hallucinations and Setting Relevance Threshold for Response Blocking
Example settings:
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