$ sudo pico /etc/pam.d/sudo

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  UW PICO 5.09                     File: /etc/pam.d/sudo                        

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# sudo: auth account password session

auth       sufficient     pam_smartcard.so

auth       sufficient     pam_tid.so

auth       required       pam_opendirectory.so

account    required       pam_permit.so

password   required       pam_deny.so

session    required       pam_permit.so

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^G Get Help  ^O WriteOut  ^R Read File ^Y Prev Pg   ^K Cut Text  ^C Cur Pos   

^X Exit      ^J Justify   ^W Where is  ^V Next Pg   ^U UnCut Text^T To Spell

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File Name to write : /etc/pam.d/sudo                                            

^G Get Help  ^T  To Files                                                     

^C Cancel    TAB Complete                                                     

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                               [ Wrote 7 lines ]                                

^G Get Help  ^O WriteOut  ^R Read File ^Y Prev Pg   ^K Cut Text  ^C Cur Pos   

^X Exit      ^J Justify   ^W Where is  ^V Next Pg   ^U UnCut Text^T To Spell