The U.S. Supreme Court on Thursday issued unanimous rulings on two cases that could have upended the existing legal-liability shield internet companies have regarding user posts on social media.

The decisions left untouched Section 230 of the 1996 Communications Decency Act. As currently interpreted, Section 230 grants internet companies broad legal protections for user-posted content on their services.

The two related cases, which had been appealed to the Supreme Court, threatened to erode the protections of Section 230. In the first case, Twitter v. Taamneh, plaintiffs claimed that Twitter was liable for allegedly “aiding and abetting” an attack in Istanbul by ISIS because Twitter failed to adequately