Spam Filter
Email Deliverability. Algorithms that identify and remediate unwanted email messages.
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Report Spam when discovered
If you discover that a Twilio customer sent spam, report it to Twilio. Twilio bans their account immediately.
US recipients can also file a report with the US Federal Trade Commission.
These software-based email filters block email on a range of attributes. This ranges from words or phrases within the email to header information and other factors. These filters aim identify spam before it reaches the inbox.
When successful, spam filters move found spam messages to the spam folder within the recipients's email app.
To learn more, see the Twilio Email Infrastructure Guide.