See also: https://www.reddit.com/r/Twitter/comments/1ovd3wz/im_not_able_to_login_because_xcom_asks_me_to/ https://www.reddit.com/r/Twitter/comments/1ovd3wz/im_

See also: https://www.reddit.com/r/Twitter/comments/1ovd3wz/im_not_able_to_login_because_xcom_asks_me_to/ https://www.reddit.com/r/Twitter/comments/1ovd3wz/im_not_abl... https://www.windowscentral.com/software-apps/live/x-goes-down-hard-with-a-security-yubikey-error-affecting-millions-of-twitter-users https://www.windowscentral.com/software-apps/live/x-goes-dow...