Restrict IP range
You can restrict an account’s SafeNet Authentication Service (SAS) logins to a specific IP range.
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On the SAS Token Management console, select the Policy tab, select Role Management > Allowed Management IP Range.  
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To add a range in which the account’s SAS logon is allowed, click Add.  
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Enter the IP range details: - 
Name—This is a friendly name for this range. 
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Start IP—This is the beginning of the IP address range to be enabled or disabled. 
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End IP—This is the end of the IP address range to be enabled or disabled. 
 
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Under Add IP Range, select Add. 
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From the Enable Allowed Management IP Range options, select Enable to allow logins from within the IP range. - To disable logon from within the IP range, select Disable.
 
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Select Apply.