Washington, June 7 Artificial intelligence is dramatically changing the cybersecurity landscape, creating powerful new tools for defence while also giving criminals and hostile states new ways to attack critical infrastructure, technology experts and lawmakers warned during a US Congressional hearing.The hearing came days after President Donald Trump signed an executive order directing federal agencies to develop a framework for evaluating advanced AI cyber capabilities and expanding access to frontier AI models for government and critical infrastructure operators.Experts told members of the House Homeland Security Subcommittee on Cybersecurity and Infrastructure Protection that AI is accelerating the discovery of software vulnerabilities, increasing...