TikTok Age Verification: Alabama Proves a Form Isn't a Fence

Picture a brand-new TikTok account. Researchers told it the user was thirteen years old. Then they watched what the app served up. That young account ran into harmful videos faster, and nearly twice as often, as an identical account marked eighteen. If there's a kid in your life with a phone, this story is about your kitchen table. And if that result makes your stomach drop a little, that's a fair reaction. Alabama has now reached a hundred-million-dollar settlement with TikTok over teen safety. According to the state's lawsuit, TikTok asked users to type in their own age. The state says users could also dodge those questions entirely. The case settled before any jury heard it. The deal requires time limits, overnight restrictions, and parental controls. But one question sits underneath all of it. How does an app actually know how old you are? Start with that experiment. According to a study posted on the research site ar-Xiv, test accounts set to age thirteen got steered toward harmful content quickly. On one platform, about one in seven recommendations to the younger accounts were rated harmful. For the older accounts, it was closer to one in twelve. Nearly double. For the kids the rules were supposed to protect. And that assumes the child told the truth about their age in the first place. Which brings us to the sign-up form. The article's title puts it simply. A form isn't a fence. A box asking "how old are you?" stops nobody who's willing to lie. And a twelve-year-old who wants in is very willing to lie. For regulators, that gap is the whole case. For parents, it means the age rating on an app is a suggestion, not a lock. So what are platforms doing instead? TikTok leans on something called age inference. That means guessing your age from how you behave, what you watch, what you like, how you scroll. Britain's online safety regulator, Ofcom, isn't buying it. On 07/16/2026, Ofcom opened a formal investigation into TikTok's age-guessing system. The regulator said behavior-based guessing isn't recognized as a method that can be highly effective. In plain terms, a guess isn't a check. For anyone who handles evidence, the distinction is familiar. A vague safety claim falls apart under scrutiny. A measured, documented system holds up. For the rest of us, it means an app may be quietly deciding how old you are based on your habits. And stricter checks aren't automatically the answer either. Another ar-Xiv study looked at age verification on adult websites in Europe, where the law requires it. The researchers called it "compliance theater." Minors still got through. Meanwhile, everyone else handed over more personal data. So the kids weren't safer, and the adults were more exposed. TikTok has its own side of this. The company is expected to argue the settlement asks for more than any platform can realistically enforce. Critics of behavior-based checks point out they mean tracking more of what you do, your viewing, your location, your screen time. That data can be stored, shared, or sold. TikTok also notes that settling Alabama closed out every case picked for trial. The company frames that as an ending. Others see a template.