In the United States, it is illegal in many cases for cellphone companies to share customers' location data without their consent.

在美国手机公司不经过客户同意就把客户的方位信息进行分享在很多情况下是属于非法的。

youdao

We will never willfully disclose individually identifiable information about our customers to any third party without the customer's consent.

我们绝不会在未经客户同意的情况下，向任何第三方泄露客户的个人身份信息。

youdao

The watchdog has also taken action against a former shares broker for selling high-risk shares to customers without their consent and using "unacceptable" sales tactics.

BBC: Watchdog cracks down on brokers