Marcus Hutchins, an online security expert, warns people to be cautious of any devices or wall holes facing a shower, bed or dressing area, as these could be potential hiding places for cameras. Upon discovering such suspicious devices, one should immediately vacate the premises and call the police. Some internet commenters showed appreciation for the warning, even as it seemed to add to their existing anxieties. Others gave a lighter, more humorous response. Hutchins’s security tips can be followed on TikTok.