First, on your own try to secure Yahoo account. You can secure the Yahoo account by not sharing the password or by not using the account ion other devices. If in case you are not able to secure the Yhasoloo account then feel free to take the Yahoo Support. You can take Yahoo support by giving a ring at 0000 at any time. Always maintain the security of the account otherwise you may lose the data. www.yahoocustomer-service.com/