CACLS

$ cacls /?                                                                                     
                                                                                               
 NOTE: Cacls is now deprecated, please use Icacls.                                             
                                                                                               
 Displays or modifies access control lists (ACLs) of files                                     
                                                                                               
 CACLS filename [/T] [/M] [/L] [/S[:SDDL]] [/E] [/C] [/G user:perm]                            
        [/R user [...]] [/P user:perm [...]] [/D user [...]]                                   
    filename      Displays ACLs.                                                               
    /T            Changes ACLs of specified files in                                           
                  the current directory and all subdirectories.                                
    /L            Work on the Symbolic Link itself versus the target                           
    /M            Changes ACLs of volumes mounted to a directory                               
    /S            Displays the SDDL string for the DACL.                                       
    /S:SDDL       Replaces the ACLs with those specified in the SDDL string                    
                  (not valid with /E, /G, /R, /P, or /D).                                      
    /E            Edit ACL instead of replacing it.                                            
    /C            Continue on access denied errors.                                            
    /G user:perm  Grant specified user access rights.                                          
                  Perm can be: R  Read                                                         
                               W  Write                                                        
                               C  Change (write)                                               
                               F  Full control                                                 
    /R user       Revoke specified user's access rights (only valid with /E).                  
    /P user:perm  Replace specified user's access rights.                                      
                  Perm can be: N  None                                                         
                               R  Read                                                         
                               W  Write                                                        
                               C  Change (write)                                               
                               F  Full control                                                 
    /D user       Deny specified user access.                                                  
 Wildcards can be used to specify more than one file in a command.                             
 You can specify more than one user in a command.                                              
                                                                                               
 Abbreviations:                                                                                
    CI - Container Inherit.                                                                    
         The ACE will be inherited by directories.                                             
    OI - Object Inherit.                                                                       
         The ACE will be inherited by files.                                                   
    IO - Inherit Only.                                                                         
         The ACE does not apply to the current file/directory.                                 
    ID - Inherited.                                                                            
         The ACE was inherited from the parent directory's ACL.