Get to know # Sam Rubin Sam Rubin is Senior Vice President at Palo Alto Networks, leading consulting and threat intelligence for Unit 42 globally. Previously, Sam was an executive at The Crypsis Group before its acquisition by Palo Alto Networks in 2020. He has testified before Congress on ransomware and AI threats and served as an expert witness in cybersecurity litigation. [![linkedin](https://www.paloaltonetworks.com/blog/wp-content/themes/panwblog2023/dist/images/linkedin.svg)](https://www.linkedin.com/in/samsrubin/) *** ** * ** *** Blogs by Sam Rubin Sort By: Recent Recent Popular *** ** * ** *** [![Introducing Unit 42 Continuous Frontier AI Defense](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/09/unit42_fight-ai_webpage-hero_1920x1080-1.jpg)](https://www.paloaltonetworks.com/blog/2026/09/introducing-unit-42-continuous-frontier-ai-defense/) ## [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [Introducing Unit 42 Continuous Frontier AI Defense](https://www.paloaltonetworks.com/blog/2026/09/introducing-unit-42-continuous-frontier-ai-defense/) Cybersecurity is in the middle of a generational shift. AI has disrupted a 30-year balance of power between defenders and adversaries. Armed with agentic AI tools and open-weight models stripped of safety ... Sep 22, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![Unit 42 Defends Organizations Against Next-Gen Frontier AI Risks with Anthropic’s Mythos 5](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/08/Frontier_AI_defense_Unit42-scaled.jpeg)](https://www.paloaltonetworks.com/blog/2026/08/unit-42-defends-organizations-against-next-gen-frontier-ai-risks-with-anthropics-mythos-5/) ## [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [Unit 42 Defends Organizations Against Next-Gen Frontier AI Risks with Anthr...](https://www.paloaltonetworks.com/blog/2026/08/unit-42-defends-organizations-against-next-gen-frontier-ai-risks-with-anthropics-mythos-5/) Frontier AI has compressed attack timelines from weeks to minutes. For defenders to gain the upper hand, they need to fight back at machine speed. That's why Palo Alto Networks Unit 42 ... Aug 21, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![Putting OpenAI Cyber Models to Work for Defenders](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/08/AI_Cyber_Models_for_Defenders-scaled.jpeg)](https://www.paloaltonetworks.com/blog/2026/08/putting-openai-cyber-models-to-work-for-defenders/) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Threat Intelligence](https://www.paloaltonetworks.com/blog/category/threat-intelligence-1/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [Putting OpenAI Cyber Models to Work for Defenders](https://www.paloaltonetworks.com/blog/2026/08/putting-openai-cyber-models-to-work-for-defenders/) Unit 42 is putting the latest frontier cyber models to work across customer environments to find, validate and help remediate the attack paths that matter most. In May, we introduced Frontier AI ... Aug 12, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![Introducing Unit 42 Threat Intelligence: Know What Matters, Understand the Adversary, and Act Faster](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/02/unit-42_mxsiam_blog_400x300-1.jpg)](https://www.paloaltonetworks.com/blog/2026/08/introducing-unit-42-threat-intelligence-know-what-matters-understand-the-adversary-and-act-faster/) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown) ### [Introducing Unit 42 Threat Intelligence: Know What Matters, Understand the ...](https://www.paloaltonetworks.com/blog/2026/08/introducing-unit-42-threat-intelligence-know-what-matters-understand-the-adversary-and-act-faster/) Security teams do not need another threat feed. Instead, they need to know which threats matter to their organization, what's coming, and what they should do next. That distinction has never been ... Aug 03, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") and [Sherrod DeGrippo](https://www.paloaltonetworks.com/blog/author/sherrod-degrippo/?ts=markdown "Posts by Sherrod DeGrippo") *** ** * ** *** [![A New Era of Security: Frontier AI Defense](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/05/PANW-Blog-FrontierAIDefense-1-e1778178721523.jpg)](https://www.paloaltonetworks.com/blog/2026/05/frontier-ai-defense/) ## [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [A New Era of Security: Frontier AI Defense](https://www.paloaltonetworks.com/blog/2026/05/frontier-ai-defense/) Palo Alto Networks introduces Frontier AI Defense to counter autonomous AI cyber threats. Get continuous protection and autonomous remediation against machine-speed attacks. May 07, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** Load more *** ** * ** *** Blogs by Sam Rubin Sort By: Popular Popular Recent *** ** * ** *** [![Introducing Unit 42 Continuous Frontier AI Defense](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/09/unit42_fight-ai_webpage-hero_1920x1080-1.jpg)](https://www.paloaltonetworks.com/blog/2026/09/introducing-unit-42-continuous-frontier-ai-defense/) ## [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Cybersecurity](https://www.paloaltonetworks.com/blog/category/cybersecurity/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [Introducing Unit 42 Continuous Frontier AI Defense](https://www.paloaltonetworks.com/blog/2026/09/introducing-unit-42-continuous-frontier-ai-defense/) Cybersecurity is in the middle of a generational shift. AI has disrupted a 30-year balance of power between defenders and adversaries. Armed with agentic AI tools and open-weight models stripped of safety ... Sep 22, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![2026 Unit 42 Global Incident Response Report — Attacks Now 4x Faster](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/02/image-38-1-e1770930983310.png)](https://www.paloaltonetworks.com/blog/2026/02/unit-42-global-ir-report/) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Must-Read Articles](https://www.paloaltonetworks.com/blog/security-operations/category/must-read-articles/?ts=markdown), [Threat Intelligence](https://www.paloaltonetworks.com/blog/category/threat-intelligence-1/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [2026 Unit 42 Global Incident Response Report --- Attacks Now 4x Faster](https://www.paloaltonetworks.com/blog/2026/02/unit-42-global-ir-report/) Attackers are leveraging identity, AI, and supply chain exposure. Unit 42's Global 2026 IR Report reveals faster, broader, harder-to-contain threats. Feb 17, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![Unit 42 Expands Frontier AI Defense with Armadin Partnership](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/04/AdobeStock_321371261-edit-Op2-8-scaled.jpg)](https://www.paloaltonetworks.com/blog/2026/04/unit-42-frontier-ai-defense-armadin-partnership/) ## [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Partners](https://www.paloaltonetworks.com/blog/category/partners/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [Unit 42 Expands Frontier AI Defense with Armadin Partnership](https://www.paloaltonetworks.com/blog/2026/04/unit-42-frontier-ai-defense-armadin-partnership/) Unit 42 and Armadin partner to expand Frontier AI Defense. Get autonomous, AI-driven offensive security assessments and decision-grade proof of exploitable risk. Apr 30, 2026 By [Simone Gammeri](https://www.paloaltonetworks.com/blog/author/simone-gammeri/?ts=markdown "Posts by Simone Gammeri") and [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![A New Era of Security: Frontier AI Defense](https://www.paloaltonetworks.com/blog/wp-content/uploads/2026/05/PANW-Blog-FrontierAIDefense-1-e1778178721523.jpg)](https://www.paloaltonetworks.com/blog/2026/05/frontier-ai-defense/) ## [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [A New Era of Security: Frontier AI Defense](https://www.paloaltonetworks.com/blog/2026/05/frontier-ai-defense/) Palo Alto Networks introduces Frontier AI Defense to counter autonomous AI cyber threats. Get continuous protection and autonomous remediation against machine-speed attacks. May 07, 2026 By [Sam Rubin](https://www.paloaltonetworks.com/blog/author/sam-rubin/?ts=markdown "Posts by Sam Rubin") *** ** * ** *** [![​​2025 Unit 42 Incident Response Report — Attacks Shift to Disruption](https://www.paloaltonetworks.com/blog/wp-content/uploads/2025/02/iStock-503418498-edit-scaled.jpg)](https://www.paloaltonetworks.com/blog/2025/02/incident-response-report-attacks-shift-disruption/) ## [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Threat Intelligence](https://www.paloaltonetworks.com/blog/category/threat-intelligence-1/?ts=markdown), [Unit 42](https://unit42.paloaltonetworks.com) ### [​​2025 Unit 42 Incident Response Report --- Attacks Shift to Disruption](https://www.paloaltonetworks.com/blog/2025/02/incident-response-report-attacks-shift-disruption/) The 2025 Incident Response Report revealed that speed, sophistication and scale of attacks have reached unprecedented levels with AI-assisted threats. 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