tDataUnmasking
		     Unmasks data masked with the tDataMasking component to retrieve
			the original data.
	  
      The tDataUnmasking component can only unmask data masked with the tDataMasking component, using the FF1 with AES or FF1 with SHA-2 method combined with a user-defined password.
For each column to unmask from the input data, select the unmasking function that corresponds to the related data masking function in the tDataMasking component:
| Category | Data masking function in tDataMasking | Category | Data unmasking function in tDataUnmasking | 
|---|---|---|---|
| Character handling | Replace all | Character handling | Replace all | 
| Replace first n characters | Replace first n characters | ||
| Replace last n characters | Replace last n characters | ||
| Replace characters between two positions | Replace characters between two positions | ||
| Replace all letters | Replace all letters | ||
| Replace all digits | Replace all digits | ||
| Keep first n digits and replace following ones | Keep first n digits and replace following ones | ||
| Keep last n digits and replace following ones | Keep last n digits and replace following ones | ||
| Phone Masking | Mask French phone number | Phone Unmasking | Unmask French phone number | 
| Mask German phone number | Unmask German phone number | ||
| Mask Japan phone number | Unmask Japan phone number | ||
| Mask UK phone number | Unmask UK phone number | ||
| Mask US phone number | Unmask US phone number | ||
| SSN masking | Mask French SSN | SSN unmasking | Unmask French SSN | 
| Mask German SSN | Unmask German SSN | ||
| Mask Japan SSN | Unmask Japan SSN | ||
| Mask UK SSN | Unmask UK SSN | ||
| Mask US SSN | Unmask US SSN | ||
| Mask Chinese SSN | Unmask Chinese SSN | ||
| Mask Indian SSN | Unmask Indian SSN | 
You must also select the values from the Method and Alphabet lists, and enter the extra parameter set when the input data was masked using tDataMasking.