ERROR 1819 (HY000): Your password does not satisfy the current policy requirements

Mysql 5.7 password verification plugin (and impacts to PASSWORD() function)

mysql>  SHOW VARIABLES LIKE 'validate_password%';
+--------------------------------------+--------+
| Variable_name                        | Value  |
+--------------------------------------+--------+
| validate_password_dictionary_file    |        |
| validate_password_length             | 8      |
| validate_password_mixed_case_count   | 1      |
| validate_password_number_count       | 1      |
| validate_password_policy             | MEDIUM |
| validate_password_special_char_count | 1      |
+--------------------------------------+--------+
6 rows in set, 1 warning (0.00 sec)

Workaround is setting /etc/my.conf using validate-password = off
and reload mysql server