Re: cifs share with default permissions everyone/Full control asks for username/password

aff::> cifs share show
Vserver        Share         Path              Properties Comment  ACL
-------------- ------------- ----------------- ---------- -------- -----------
svm1           admin$        /                 browsable  -        -
svm1           c$            /                 oplocks    -        BUILTIN\Administrators / Full Control
                                               browsable
                                               changenotify
                                               show-previous-versions
svm1           cifsdata      /svm1_data        oplocks    -        Everyone / Full Control
                                               browsable
                                               changenotify
                                               show-previous-versions
svm1           ipc$          /                 browsable  -        -

ontap 9.3P11

no domain, just workgroup

Thank you