Package: pam_pkcs11

"pam_pkcs11" package binaries on CentOS:

/usr/bin/card_eventmgr /usr/bin/pkcs11_eventmgr /usr/bin/pkcs11_inspect /usr/bin/pkcs11_listcerts /usr/bin/pkcs11_setup /usr/bin/pklogin_finder

You may install this package on CentOS with yum install pam_pkcs11