Cybersecurity experts are facing an urgent challenge as Google warns that 'Q-Day'—the hypothetical day when quantum computers can effectively crack conventional cryptography—might arrive as soon as 2029. This alarming prediction suggests that sensitive information, including financial transactions and medical records, could be at risk. Quantum computers utilize unique properties of quantum mechanics to perform calculations that traditional computers cannot handle, potentially compromising widely used encryption methods like RSA. Experts fear that some malicious actors may already be gathering encrypted data in anticipation of this event. In response, companies are urged to enhance their cybersecurity measures, with Google advocating for a shift towards post-quantum cryptography. This involves implementing new algorithms that can withstand quantum attacks. The National Institute of Standards and Technology is also working on developing secure algorithms. Despite these efforts, concerns persist regarding the sufficiency of current encryption methods, as they may not provide lasting protection against future threats.