Для openSUSE Tumbleweed запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/Linux-PAM/openSUSE_Tumbleweed/Linux-PAM.repo
zypper refresh
zypper install pam_krb5
Для openSUSE Factory ARM запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/Linux-PAM/openSUSE_Factory_ARM/Linux-PAM.repo
zypper refresh
zypper install pam_krb5
Для 16.0 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/Linux-PAM/16.0/Linux-PAM.repo
zypper refresh
zypper install pam_krb5
Для 15.7 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/Linux-PAM/15.7/Linux-PAM.repo
zypper refresh
zypper install pam_krb5