On March 31 KST, Leeteuk took to his personal Instagram and posted a screenshot of a direct message that had been sent to his fans, while posing as him. Leeteuk wrote, "Hello. Thank you for your lovely 'likes' and comments on my official page. I am happy knowing that I have such passionate fans. Lots of love."
Leeteuk then continued, "Please don't impersonate me. I was informed that fans are contacted in this way very frequently. It's not just one or two incidents, but they consistently do this, so please be careful."
Meanwhile, LeeTeuk has regularly expressed his frustration over constant attempts made to hack his social media account.