Real ID is an optional, richer level of identity, as it displays your real name, and can ONLY be shared by adding a friend through an email address.

实名ID是可选的，更高一级的身份，它显示你的真实姓名，并只能对被通过加电子邮箱的好友可见。

youdao

To achieve this, you publish policies asserting that the client runtime must ensure message confidentiality and must provide evidence of the user's identity (user ID/password or a certificate).

要支持各种客户机运行时，请发布断言客户机运行时必须确保消息机密性，并必须提供用户身份的证据（用户 ID/密码或证书）的策略。

youdao

The client id indicates the identity of each client to the broker.

客户机id向代理表明客户机的身份。

youdao

According to Venture Beat, EA has employed 1500 engineers over eighteen month to create a single ID system, Single Identity, which will unify all their games across every platform: PC, Xbox, PS3, even iOS and Facebook.

FORBES: EA Implements 'Single Identity' System (and Data Tracking) Across All Platforms

Among its initiatives, the IRS is now issuing ID theft victims special Identity Protection Personal Identification Numbers (IP PINs), that allow them to distinguish themselves from the fraudsters and get their tax refunds processed.

FORBES: IRS Tips Won't Protect You From Identity Theft Tax Fraud

With the REAL ID Act of 2005, they instituted a de facto national identity system by mandating that records be centralized and state-issued IDs be brought up to a common standard.

FORBES: We Don't Need a National ID Card