Twilio incident: What Signal users need to know (support.signal.org)

Article summary

The article discusses the relationship between Signal and Twilio, a company that provides phone number verification services. Signal's use of phone numbers for registration and contact discovery is a topic of discussion. Some users appreciate the ability to use VoIP numbers for added security and anonymity. However, the article's content is not available, and the discussion revolves around the comments.

Main themes

• Signal and Twilio
• phone number verification
• anonymity and privacy
• contact discovery
• registration methods
• security and integrity
• threat models
• social network mapping

What commenters say

• Signal's requirement of a phone number for registration is seen as a limitation for users who value anonymity.
• The use of phone numbers for contact discovery is convenient, but it may compromise user privacy.
• Alternative methods, such as usernames or email addresses, could be used for registration and contact discovery, but they may have their own set of problems.
• Some users are willing to pay for the ability to use Signal without a phone number, highlighting the importance of anonymity for certain users.
• The current system of using phone numbers for registration and contact discovery may not be suitable for users with elevated threat models.
• Signal's protocol and architecture are designed to prioritize message security and integrity over anonymity.
• The use of phone numbers for registration and contact discovery may create a social network map, which could be a privacy concern.
• Users who have changed their phone numbers may face security risks if the new owner of the number tries to join Signal.