This afternoon, President Donald Trump’s @POTUS account was blowing
up Twitter feeds—but for once, it wasn’t because of his tweets.

Instead, the @POTUS account’s security was the trending topic, after
screenshots posted on Twitter appeared to reveal the fact that it was
linked to a basic Gmail account. And also, possibly, lacked basic
privacy protections. That prompted a slew of outside attempts to access
the account, and what appears to be action from the Trump team to
finally fix the issue.

(via Trump’s POTUS Twitter account security faces questions)