Signal users are unable to send messages on the app right now and this problem is happening globally. Signal has also tweeted that they are facing technical difficulties.
Bitcoin rose to a high of $24,299.75 on Sunday, after passing the $20,000 milestone for the first time last week, amid surging interest from larger investors. Bitcoin was last at $23,60.98 up 2.88%.
Twitter has named Peiter Zatko, widely known by his hacker handle Mudge, to the new position of head of security, giving him a broad mandate to recommend changes in structure and practices.
