Twitch.TV has confirmed a recent security breach has occured essentially affecting all users. They have also confirmed that there is a chance some confidential information was compromised as well.
“We are writing to let you know that there may have been unauthorized access to some Twitch user account information,” states the official notice on the Twitch blog.
“For your protection, we have expired passwords and stream keys and have disconnected accounts from Twitter and YouTube. As a result, you will be prompted to create a new password the next time you attempt to log into your Twitch account.”
While Twitch has forced a password reset for all users they also suggest passwords be changed on other websites using similar passwords. They also state they will be in contact with those confirmed to be affected by this breach directly.