Good day. The expo floor at the RSAC Conference is an admittedly impressive sight. Large neon signs tout the latest in defensive tech, while the size and complexity of booths project confidence in a sector flush with money and power. CrowdStrike even installed a massive statue of one of its hacking gang personas.

Beneath that, though, there’s a lingering sense that all isn’t quite well under the surface.

February’s selloff in cyber stocks, sparked by concerns that advances in Anthropic's Claude artificial-intelligence platform could automate parts of the cybersecurity workflow, drew fresh attention to the sector. But cyber stocks had already been weakening for months beforehand, tracking a broader pullback in high-multiple software names as tighter market conditions and investor skepticism weighed on valuations.

Rather than marking the start of the downturn, the Claude episode appears to have intensified an already fragile trend.

Do you have thoughts about this? I’m interested in hearing them. Send me an email at james.rundle@wsj.com if you’d like to talk more.

Cyberattack Locks Thousands of Drivers Out of Their Cars. A cyberattack on a vehicle monitoring system left thousands of drivers unable to access or operate certain functions tied to court-mandated ignition devices. The disruption affected individuals required to use the system after driving offenses, raising concerns about the vulnerability of connected automotive technologies. (Yahoo!)

Maine Mental Health Provider Hit By Suspected Cyberattack. A Maine-based mental health organization said it experienced a network disruption after a ransomware group known as Qilin, believed to be Russia-linked, listed it as a victim on its leak site. The provider, which serves more than 5,500 clients across multiple counties, said it is investigating the incident with outside cybersecurity specialists and has not confirmed whether data was stolen. (Government Technology / Bangor Daily News)

The WSJ Pro Cybersecurity team is Deputy Bureau Chief Kim S. Nash and reporters Angus Loten and James Rundle. Follow us on X @WSJCyber. Reach the team by replying to any newsletter you receive or by emailing Kim at kim.nash@wsj.com.