Usage: chgpasswd [options]

Options:
  -c, --crypt-method METHOD     the crypt method (one of NONE SHA256 SHA512 YESCRYPT)
  -e, --encrypted               supplied passwords are encrypted
  -h, --help                    display this help message and exit
  -R, --root CHROOT_DIR         directory to chroot into
  -s, --sha-rounds              number of rounds for the SHA, BCRYPT
                                or YESCRYPT crypt algorithms