The pop star's Twitter and
The hackers posted two seemingly innocuous tweets -- since deleted -- both encouraging Swift's 51 million followers to follow accounts for @veriuser and @lizzard, as seen in screen grabs obtained by TMZ. They also posted the messages on her Instagram account, where she has more than 20 million followers.
The accounts are said to have ties to the Lizard Squad, a group of hackers believed to be behind gaming system breeches and even Monday's Facebook and Instagram outages, the site said.
"Well, now I'm awake," the 25-year-old titled a post on Tumblr. "My Twitter got hacked but don't worry, Twitter is deleting the hacker tweets and locking my account until they can figure out how this happened and get me new passwords. Never a dull moment. #hackers gonna hack hack hack hack hack," she wrote.
Then, she followed up with another post titled "Now instagram."
"This is going to be a long day. #this is why I'm scared of technology #who's paranoid now??" she wrote.
By Tuesday afternoon, the "Shake It Off" singer's Twitter account seemed to be up and running per usual, and she posted a tweet addressing the cyberattack.
"PS any hackers saying they have 'nudes'? Psssh you'd love that wouldn't you! Have fun photoshopping cause you got NOTHING," she wrote.
It's unclear where the nude photo threat came from.