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[Channel.io] NOTICE : Temporary restriction of sending SMS

Dear valued customer,

We hope this email finds you well. Currently, sending text messages (SMS) through the Marketing feature is not working in some countries, including the United States and Canada. We are writing to inform you of the reasons for this and our action plan.

How about we indicate that countries that do not support sender ID will not be able to use this feature instead? Technically if the country support the sender ID, they can use this feature and the twilio link shows the list of countries that support sender ID.

Now : The marketing One-Time Message (OTM) feature will not be available in some countries except Korea and Japan (→ Click HERE to view the detailed list of unavailable countries)

Suggestion: The One-Time Message (OTM) marketing feature will not be available in certain countries that do not support Sender ID, including the US and Canada. Click HERE to see a list of countries that support Sender ID.

• Issue History

  • February 5th
    • Scam detection: A number of company email accounts belonging to Channel.io’s customers were hacked. The hackers attempted to scam people by sending mass numbers of fraudulent SMS texts overseas using the above-mentioned emails from our platform, which was detected by our security team.
    • Security measures: Immediately upon detection, we blocked the texting feature and proceeded to enhance the security of our system.
  • February 16th
    • Abnormal login detection and guidance feature based on the access region has been released.
  • February 18th
    • SMS follow-up notification feature used for chat conversations was unblocked after the security update.

• Current Status

  • The One-Time Message (OTM) marketing feature will not be available in certain countries that do not support Sender ID, including the US and Canada. Click HERE to see a list of countries that support Sender ID.