Microsoft adds support for custom '+' email addresses in Office 365

Stopspying

Level 19
Thread author
Verified
Top Poster
Well-known
Jan 21, 2018
814
"Microsoft is adding support for custom email addressing to Office 365 email services, a feature it hopes to complete in Q3 2020.
Custom email addresses are an optional feature that some email providers can support. The feature is described in the RFC 5233 internet standard.

Officially known as subaddressing, this standard allows users to extend their email address using "tags" or the plus (+) character, hence its two alternative names of tagged addressing or plus addressing.

For example, a user with the email address of username@domain.com can use the plus addressing feature to extend their email address to username+tag@domain.com.
If the user's email address supports subaddressing, all emails sent to the username+tag@domain.com email will land in the user's username@domain.com inbox...."

 

About us

  • MalwareTips is a community-driven platform providing the latest information and resources on malware and cyber threats. Our team of experienced professionals and passionate volunteers work to keep the internet safe and secure. We provide accurate, up-to-date information and strive to build a strong and supportive community dedicated to cybersecurity.

User Menu

Follow us

Follow us on Facebook or Twitter to know first about the latest cybersecurity incidents and malware threats.

Top