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Black Hat USA

Black Hat USA is a major annual cybersecurity conference in Las Vegas where researchers present new vulnerabilities, exploits, and defense techniques.

Current stories

buildConfirmed8 publishers

Rein Security's $25 million Series A funds a sidecar that blocks AI agent actions as they run

Rein Security raised a $25 million Series A to monitor and block what enterprise AI agents do in production. Its stated $35 million total sits $2 million above the two rounds it has disclosed, so its other figures need checking before buyers rely on them.

Perspective Coverage

9 publishers
Builder
Builder 29%
Operator
Operator 32%
Investor
Investor 39%

Reality

Evidence40
Adoption35
Hype gap+35
Incentives70
Confidence60
productOne report1 publisher

Elastic's AlertZero agents work security alerts as far as each customer allows

Elastic launched AlertZero, four groups of AI security agents whose autonomy each customer sets down to individual tasks. Every task handed over still needs a person assigned to read what the agents write into the shared investigation record.

Publishers:siliconangle.com

Reality

Evidence30
Adoption10
Hype gap+25
Incentives70
Confidence40
securityOne report1 publisher

Tenable ties each AI agent registry review to a single Git commit

The CyberAgents Exchange gives every submission a baseline check and sends only high-risk ones to a new inspector built with OpenAI's GPT Cyber models. Findings are pinned to the commit that was reviewed.

Publishers:tenable.com

Reality

Evidence38
Adoption30
Hype gap+30
Incentives82
Confidence55
productOne report1 publisher

MIT's TONTOU attack reaches protected Linux memory through a two-instruction window

CSAIL researchers timed an interrupt to land inside the gap AMD's saferet defense leaves open, then pulled the root password file off a current Linux kernel. AMD has shipped a mitigation. Intel's picture is messier.

Reality

Evidence38
Adoption30
Hype gap+26
Incentives55
Confidence44