Binary package “libpasswdqc0” in ubuntu xenial

password strength checking and policy enforcement library

 passwdqc is a password/passphrase strength checking and policy enforcement
 toolset, including a PAM module (libpam-passwdqc), command-line programs
 (pwqcheck and pwqgen), and a library (libpasswdqc0).
 .
 This package provides the underlying library which exports all the
 functionality.