Make sure you have a card with an embedded microchip and a four-digit PIN, a security feature that has replaced the magnetic strip still prevalent in the U.S.

确定你有一张植入了芯片的卡和四位数的密码（译者注：欧洲银行卡密码是4位），这样的安全保证已经取代了磁条在美国盛行。

youdao

The software is often used to prevent social-security and credit-card Numbers from leaving a company-and thus make it comply with HIPAA and similar regulations.

这类软件常用于预防社会保障号和信用卡号泄露，以达到HIPAA法案和其他法规制度对企业的要求。

youdao

Examples abound of databases being stolen: disks full of social-security data go missing, laptops loaded with tax records are left in taxis, credit-card Numbers are stolen from online retailers.

数据库被盗的大量事例：装满社会保障数据的光盘的丢失，装有纳税记录的笔记本电脑被落在了出租车上了。

youdao

If you do not have a Social Security Number for your dependent, and your dependent qualifies for a Social Security Number, you need to file a form SS5, Application for a Social Security Card (downloads as a pdf), with the Social Security Administration (SSA).

FORBES: Ask The Taxgirl: Social Security Numbers for Dependents

This kind of personal information cannot suffer the security breaches we see with credit card information today.

CNN: The wave of wearable computers

Another adds an extra level of security with a code needed to activate the card.

FORBES: Credit Cards Reimagined