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Governments continue losing efforts to gain backdoor access to secure communications
(theconversation.com)
This is a most excellent place for technology news and articles.
WHO WHEN WHERE Signal knows who, when, and where! https://www.eff.org/deeplinks/2025/05/back-it-back-it-let-us-begin-explain-encrypted-chat-backups
More source (outdated) https://arstechnica.com/information-technology/2018/10/new-signal-privacy-feature-removes-sender-id-from-metadata/