
President @PaloAltoNtwks | #Security | Born in the #Cloud | Husband. Father of three. Diehard Villanova Basketball fan.
New York, USA
Joined February 2013
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Thomas F. O'Brien retweeted
Two critical PHP vulnerabilities. 22M+ potentially vulnerable, exposed instances.
Our Frontier Virtual Patching customers were protected before public disclosure, without downtime.
@aoswal1234 explains how preemptive protection is closing the exposure gap.
Thomas F. O'Brien retweeted
22 million exposed PHP instances. Two critical vulnerabilities, each with a CVSS score of 9.2.
As frontier AI accelerates vulnerability discovery, patch-to-exploit windows are shrinking. Manual remediation alone can't keep pace.
Lee Klarich shares what organizations must do now. bit.ly/3WDPFzD
Thomas F. O'Brien retweeted
“If you believe that half of what's going to happen or be possible with AI hasn't been invented yet, then half of that security is missing, too.”
@NikeshArora spoke with @Axios about what comes next for AI-powered cyber defense.
Thomas F. O'Brien retweeted
As AI models become more capable, so do the opportunities for attackers.
@Unit42_Intel’s Sam Rubin spoke with the @washingtonpost about how AI is accelerating cyberattacks and what defenders are seeing on the front lines.
Read more.
Thomas F. O'Brien retweeted
AI has left the sandbox. Model-level guardrails fail in production.
Gartner named Palo Alto Networks a Market Shaper in the September 2026 Gartner® Emerging Market Quadrant for AI Application Security - Established Vendors.
Prisma AIRS, our AI Security platform, delivers systemic control across agent identities, multi-turn paths, and runtime threats.
Read the report. bit.ly/3VhHUPh
Thomas F. O'Brien retweeted
AI agents are moving from simple prompts to executing complex workflows, and traditional access controls aren't cutting it.
Together with @AnthropicAI, we’re defining identity-first security for the agentic era using Idira advanced privilege controls.
Scale AI safely with strong governance 👇
bit.ly/3Suoea6
Thomas F. O'Brien retweeted
55 days. That’s the average time it takes to patch a vulnerability found in the wild.
AI is rapidly compressing the time it takes to find those vulnerabilities and build attacks.
@nikesharora breaks down what that shift means for cybersecurity on the 20VC Podcast.
ChatGPT can now send texts for you with new Apple Messages plug-in
What could possibly go wrong letting AI text for you?
“Agents are like giving AI Arms and Legs…” and apparently two fast thumbs.
Thomas F. O'Brien retweeted
Defending critical systems against frontier AI takes an ecosystem in lockstep 🤝
Adversaries can find software flaws in seconds.
Through the Frontier AI Critical Defense Program, we’re uniting tech, operational technology/IoT, and healthcare leaders to deliver proactive virtual patches before exploits strike.
Read the announcement ➡️ bit.ly/4qnkeo2
How the NHL Protects a High-Stakes Decentralized Draft with Palo Alto Ne... youtu.be/BBw4LPbb1Mc?is=PwXH… via @YouTube
Thomas F. O'Brien retweeted
Vulnerabilities are weaponized in minutes, but learning to stop them takes under two.
Rich Campagna shares his top 5 takeaways from the PAN-OS 12.2 Ceres release, covering everything from virtual patching to post-quantum readiness.
Register for InterSECt 2026 for the full deep dive. bit.ly/4y9Vjbh
AT&T Dynamic Defense™ with Palo Alto Networks and AT&T SASE with Palo Alto Networks integrate connectivity and security to deliver fully managed protection.
Thomas F. O'Brien retweeted
Authentication can secure an AI connection. It cannot govern what an agent accesses, shares, or does next.
Prisma AIRS AI Gateway unifies visibility, identity, policy, and runtime security in one AI control plane.
See how enterprises can scale AI with control. bit.ly/3TiBsGU
Proud to be recognized by @Conduent CEO Harsha V. Agadi as a key partner in reducing their cyber risk through the deployment of the @PaloAltoNtwks Platform across endpoints, network, and cloud. This blog outlines their ongoing journey in improving operational resilience. news.conduent.com/trust-acco…
Thomas F. O'Brien retweeted
Palo Alto Networks has announced its intent to acquire @embracemobile.
We are extending our Observability platform to:
🟧 Eliminate blind spots
🟧 Prevent revenue-impacting downtime
🟧 Catch problems before users do
Learn more ➡️ bit.ly/4b7EPqh
Thomas F. O'Brien retweeted
Before a champ is crowned, we’re recognizing the security teams working behind the scenes across three countries, 16 cities & 104 matches
We breakdown looks at the scale of the attack surface, the threats defenders prepared for and the work required to help keep the match moving
Gartner Insights Abstract
AI Vendor Race: Palo Alto Networks Is the Company to Beat in #AI Security Platforms
@PaloAltoNtwks
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Weekend listen from a young new artist…
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