If you want to hide the names and addresses of recipients in an email, you can use Bcc, which stands for “blind carbon copy”. Here's how it works.
The ins and outs of Bcc
When you send an email message, your recipients can see the addresses in the To and Cc fields, but not the Bcc field. (2:20)
More about Bcc
Use Bcc to protect your privacy and the privacy of your recipients. You can also use it to keep names confidential, but this can get complicated. Watch this video for some important precautions. (2:29)
A brief reminder of the key points in this course summary.
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