Crowdstrike BLOG
  • Featured
    • Indirect Prompt Injection Attacks: A Lurking Risk to AI Systems
      Indirect Prompt Injection Attacks: A Lurking Risk to AI Systems
      Dec 04, 2025
    • Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
      Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
      Dec 04, 2025
    • CrowdStrike Leverages NVIDIA Nemotron in Amazon Bedrock to Advance Agentic Security
      CrowdStrike Leverages NVIDIA Nemotron in Amazon Bedrock to Advance Agentic Security
      Dec 02, 2025
    • Transform AWS Security Operations with Falcon Next-Gen SIEM
      Transform AWS Security Operations with Falcon Next-Gen SIEM
      Dec 01, 2025
  • Recent
    • Indirect Prompt Injection Attacks: A Lurking Risk to AI Systems
      Indirect Prompt Injection Attacks: A Lurking Risk to AI Systems
      Dec 04, 2025
    • Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
      Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
      Dec 04, 2025
    • CrowdStrike Leverages NVIDIA Nemotron in Amazon Bedrock to Advance Agentic Security
      CrowdStrike Leverages NVIDIA Nemotron in Amazon Bedrock to Advance Agentic Security
      Dec 02, 2025
    • Transform AWS Security Operations with Falcon Next-Gen SIEM
      Transform AWS Security Operations with Falcon Next-Gen SIEM
      Dec 01, 2025
  • Video
    • Video Highlights the 4 Key Steps to Successful Incident Response
      Video Highlights the 4 Key Steps to Successful Incident Response
      Dec 02, 2019
    • Helping Non-Security Stakeholders Understand ATT&CK in 10 Minutes or Less [VIDEO]
      Helping Non-Security Stakeholders Understand ATT&CK in 10 Minutes or Less [VIDEO]
      Feb 21, 2019
    • Analyzing Targeted Intrusions Through the ATT&CK Framework Lens [VIDEO]
      Analyzing Targeted Intrusions Through the ATT&CK Framework Lens [VIDEO]
      Jan 22, 2019
    • Qatar’s Commercial Bank Chooses CrowdStrike Falcon®: A Partnership Based on Trust [VIDEO]
      Qatar’s Commercial Bank Chooses CrowdStrike Falcon®: A Partnership Based on Trust [VIDEO]
      Aug 20, 2018
  • Category
    • Artificial Intelligence
      Artificial Intelligence
      Indirect Prompt Injection Attacks: A Lurking Risk to AI Systems
      Indirect Prompt Injection Attacks: A Lurking Risk to AI Systems
      12/04/25
      CrowdStrike Leverages NVIDIA Nemotron in Amazon Bedrock to Advance Agentic Security
      CrowdStrike Leverages NVIDIA Nemotron in Amazon Bedrock to Advance Agentic Security
      12/02/25
      CrowdStrike Research: Security Flaws in DeepSeek-Generated Code Linked to Political Triggers
      CrowdStrike Research: Security Flaws in DeepSeek-Generated Code Linked to Political Triggers
      11/20/25
      To Stop AI-Powered Adversaries, Defenders Must Fight Fire with Fire
      To Stop AI-Powered Adversaries, Defenders Must Fight Fire with Fire
      11/17/25
    • Cloud & Application Security
      Cloud & Application Security
      CrowdStrike Unveils Real-Time Cloud Detection and Response Innovations
      CrowdStrike Unveils Real-Time Cloud Detection and Response Innovations
      12/01/25
      New User Experience Transforms Interaction with the Falcon Platform
      New User Experience Transforms Interaction with the Falcon Platform
      10/21/25
      How Falcon ASPM Secures GenAI Applications and Lessons from Dogfooding
      How Falcon ASPM Secures GenAI Applications and Lessons from Dogfooding
      09/30/25
      CrowdStrike Named a Frost Radar™ Leader in Cloud Workload Protection Platforms
      CrowdStrike Named a Frost Radar™ Leader in Cloud Workload Protection Platforms
      09/25/25
    • Threat Hunting & Intel
      Threat Hunting & Intel
      Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
      Unveiling WARP PANDA: A New Sophisticated China-Nexus Adversary
      12/04/25
      CrowdStrike 2025 European Threat Landscape Report: Extortion Rises, Nation-State Activity Intensifies
      CrowdStrike 2025 European Threat Landscape Report: Extortion Rises, Nation-State Activity Intensifies
      11/03/25
      CrowdStrike 2025 APJ eCrime Landscape Report: A New Era of Threats Emerges
      CrowdStrike 2025 APJ eCrime Landscape Report: A New Era of Threats Emerges
      10/20/25
      CrowdStrike Identifies Campaign Targeting Oracle E-Business Suite via Zero-Day Vulnerability (now tracked as CVE-2025-61882)
      CrowdStrike Identifies Campaign Targeting Oracle E-Business Suite via Zero-Day Vulnerability (now tracked as CVE-2025-61882)
      10/06/25
    • Endpoint Security & XDR
      Endpoint Security & XDR
      Defeating BLOCKADE SPIDER: How CrowdStrike Stops Cross-Domain Attacks
      Defeating BLOCKADE SPIDER: How CrowdStrike Stops Cross-Domain Attacks
      11/18/25
      Falcon for XIoT Innovations Improve Speed and Visibility in OT Networks
      Falcon for XIoT Innovations Improve Speed and Visibility in OT Networks
      11/05/25
      CrowdStrike Falcon Achieves 100% Protection and Accuracy in SE Labs Endpoint Protection Evaluation
      CrowdStrike Falcon Achieves 100% Protection and Accuracy in SE Labs Endpoint Protection Evaluation
      10/29/25
      Ransomware Reality: Business Confidence Is High, Preparedness Is Low
      Ransomware Reality: Business Confidence Is High, Preparedness Is Low
      10/21/25
    • Engineering & Tech
      Engineering & Tech
      EMBER2024: Advancing the Training of Cybersecurity ML Models Against Evasive Malware
      EMBER2024: Advancing the Training of Cybersecurity ML Models Against Evasive Malware
      09/03/25
      Falcon Platform Prevents COOKIE SPIDER’s SHAMOS Delivery on macOS
      Falcon Platform Prevents COOKIE SPIDER’s SHAMOS Delivery on macOS
      08/20/25
      CrowdStrike’s Approach to Better Machine Learning Evaluation Using Strategic Data Splitting
      CrowdStrike’s Approach to Better Machine Learning Evaluation Using Strategic Data Splitting
      08/11/25
      CrowdStrike Researchers Develop Custom XGBoost Objective to Improve ML Model Release Stability
      CrowdStrike Researchers Develop Custom XGBoost Objective to Improve ML Model Release Stability
      03/20/25
    • Executive Viewpoint
      Executive Viewpoint
      The Dawn of the Agentic SOC: Reimagining Cybersecurity for the AI Era
      The Dawn of the Agentic SOC: Reimagining Cybersecurity for the AI Era
      09/26/25
      CrowdStrike Falcon Platform Evolves to Lead the Agentic Security Era
      CrowdStrike Falcon Platform Evolves to Lead the Agentic Security Era
      09/16/25
      CrowdStrike to Acquire Pangea to Secure Enterprise AI Use and Development
      CrowdStrike to Acquire Pangea to Secure Enterprise AI Use and Development
      09/15/25
      CrowdStrike to Acquire Onum to Transform How Data Powers the Agentic SOC
      CrowdStrike to Acquire Onum to Transform How Data Powers the Agentic SOC
      08/27/25
    • From The Front Lines
      From The Front Lines
      CrowdStrike Named a Leader in 2025 IDC MarketScape for Worldwide Incident Response Services
      CrowdStrike Named a Leader in 2025 IDC MarketScape for Worldwide Incident Response Services
      08/27/25
      CrowdStrike Launches New AI Security Services to Strengthen AI Security and SOC Readiness
      CrowdStrike Launches New AI Security Services to Strengthen AI Security and SOC Readiness
      08/06/25
      CrowdStrike Detects and Blocks Initial SharePoint Zero-Day Exploitation
      CrowdStrike Detects and Blocks Initial SharePoint Zero-Day Exploitation
      07/21/25
      Prescription for Protection: Healthcare Industry Observations from CrowdStrike Investigations
      Prescription for Protection: Healthcare Industry Observations from CrowdStrike Investigations
      07/01/25
    • Next-Gen Identity Security
      Next-Gen Identity Security
      CrowdStrike Named Overall Leader in 2025 KuppingerCole ITDR Leadership Compass
      CrowdStrike Named Overall Leader in 2025 KuppingerCole ITDR Leadership Compass
      11/10/25
      CrowdStrike Named the Leader in 2025 Frost Radar for SaaS Security Posture Management
      CrowdStrike Named the Leader in 2025 Frost Radar for SaaS Security Posture Management
      10/27/25
      From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)
      From Domain User to SYSTEM: Analyzing the NTLM LDAP Authentication Bypass Vulnerability (CVE-2025-54918)
      10/22/25
      CrowdStrike Advances Next-Gen Identity Security with Three Key Innovations
      CrowdStrike Advances Next-Gen Identity Security with Three Key Innovations
      09/18/25
    • Next-Gen SIEM & Log Management
      Next-Gen SIEM & Log Management
      Transform AWS Security Operations with Falcon Next-Gen SIEM
      Transform AWS Security Operations with Falcon Next-Gen SIEM
      12/01/25
      CrowdStrike Leads New Evolution of Security Automation with Charlotte Agentic SOAR
      CrowdStrike Leads New Evolution of Security Automation with Charlotte Agentic SOAR
      11/05/25
      CrowdStrike Named a Visionary in 2025 Gartner® Magic Quadrant™ for Security Information and Event Management
      CrowdStrike Named a Visionary in 2025 Gartner® Magic Quadrant™ for Security Information and Event Management
      10/10/25
      CrowdStrike Boosts SOC Detection Content with Correlation Rule Template Discovery Dashboard
      CrowdStrike Boosts SOC Detection Content with Correlation Rule Template Discovery Dashboard
      09/29/25
    • Public Sector
      Public Sector
      CrowdStrike Achieves FedRAMP® High Authorization
      CrowdStrike Achieves FedRAMP® High Authorization
      03/19/25
      NHS Matures Healthcare Cybersecurity with NCSC’s CAF Assurance Model
      NHS Matures Healthcare Cybersecurity with NCSC’s CAF Assurance Model
      03/13/25
      Zero Trust Strengthens Data Protection to Achieve National Cyber Strategy Goals
      Zero Trust Strengthens Data Protection to Achieve National Cyber Strategy Goals
      01/15/25
      CrowdStrike Statement on Bloomberg’s October 25, 2024 Story
      CrowdStrike Statement on Bloomberg’s October 25, 2024 Story
      10/25/24
    • Exposure Management
      Exposure Management
      From Vulnerability Management to Exposure Management: The Platform Era Has Arrived
      From Vulnerability Management to Exposure Management: The Platform Era Has Arrived
      11/13/25
      November 2025 Patch Tuesday: One Zero-Day and Five Critical Vulnerabilities Among 63 CVEs
      November 2025 Patch Tuesday: One Zero-Day and Five Critical Vulnerabilities Among 63 CVEs
      11/12/25
      How the Falcon Platform Delivers Fast, CISO-Ready Executive Reports
      How the Falcon Platform Delivers Fast, CISO-Ready Executive Reports
      11/07/25
      How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit
      How Falcon Exposure Management’s ExPRT.AI Predicts What Attackers Will Exploit
      10/17/25
    • Small Business
      Small Business
      SMB Security Survey Reveals High Awareness, Lagging Protection
      SMB Security Survey Reveals High Awareness, Lagging Protection
      05/05/25
      One Year of Falcon Go: Transforming Cybersecurity for Small Businesses
      One Year of Falcon Go: Transforming Cybersecurity for Small Businesses
      12/03/24
      CrowdStrike Strengthens SMB Security with Seamless Mobile Protection
      CrowdStrike Strengthens SMB Security with Seamless Mobile Protection
      11/21/24
      Small Business, Big Defense: Four Pillars of an Effective Cybersecurity Awareness Program
      Small Business, Big Defense: Four Pillars of an Effective Cybersecurity Awareness Program
      10/14/24
    • Data Protection
      Data Protection
      Falcon Data Protection for Cloud Extends DSPM into Runtime
      Falcon Data Protection for Cloud Extends DSPM into Runtime
      11/20/25
      CrowdStrike Stops GenAI Data Leaks with Unified Data Protection
      CrowdStrike Stops GenAI Data Leaks with Unified Data Protection
      09/18/25
      Q&A: How Mastronardi Produce Secures Innovation with CrowdStrike
      Q&A: How Mastronardi Produce Secures Innovation with CrowdStrike
      02/14/25
      5 Key Data Protection Challenges and How to Overcome Them
      5 Key Data Protection Challenges and How to Overcome Them
      12/11/24
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Josh Sun

CrowdStrike’s Approach to Better Machine Learning Evaluation Using Strategic Data Splitting

CrowdStrike’s Approach to Better Machine Learning Evaluation Using Strategic Data Splitting

August 11, 2025

Josh Sun Engineering & Tech

“Leakage” in machine learning (ML) occurs when data that an ML model should not learn on is included at training time, often in unexpected ways. This can cause overconfidence in ML model training resu[…]

    Categories
    • Artificial Intelligence
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      137
    • Data Protection
      18
    • Endpoint Security & XDR
      331
    • Engineering & Tech
      84
    • Executive Viewpoint
      176
    • Exposure Management
      110
    • From The Front Lines
      197
    • Next-Gen Identity Security
      61
    • Next-Gen SIEM & Log Management
      108
    • Public Sector
      40
    • Small Business
      11
    • Threat Hunting & Intel
      206
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    September 25, 2024
    CrowdStrike Drives Cybersecurity Forward with New Innovations Spanning AI, Cloud, Next-Gen SIEM and Identity Protection
    September 18, 2024
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