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Users can send one-to-one and group messages, which can include files, voice notes, images and videos. Signal doesn't have access to your messages your chat list your groups your contacts your stickers your profile name or avatar or even the GIFs you search for,” the company stated, explaining that the end-to-end encryption employed by the service which is usually available from other apps “simply doesn't exist” on Signal's servers. Signal is a cross-platform centralized encrypted instant messaging service developed by the non-profit Signal Foundation and Signal Messenger LLC. It's impossible to turn over data that we never had access to in the first place. “Just like last time, we couldn't provide any of that. Read more: Researcher claims Mark Zuckerberg uses Signal, app tweets he is ‘leading by example' The subpoena had requested personal information of those accounts, including but not limited to addresses of the users, their correspondence, plus the names associated with those accounts.
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The subpoena asking for information of six Signal accounts was issued in March from the United States Attorney's Office in the Central District of California, and the encrypted messenger service was helped by lawyers Brett Max Kaufman and Jennifer Granick of the American Civil Liberties Union. According to Signal, this was the information that the service was able to reveal in response to the subpoena.
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