Zscaler (ZS) stock tanked further following the leak of Anthropic’s previously secret artificial intelligence (AI) model, Claude Mythos, which the firm described as representing a “step change” in cyber capabilities. A recently discovered draft blog post in an unsecured data cache framed the model as presaging a wave of AI systems capable of exploiting vulnerabilities far faster than defenders can respond. More News from Barchart At the time of writing, Zscaler is trading down about 40% versus the star ...