Don’t let overlooked obligations become incidents. Learn how.
Utility navigation bar redirect icon
Portal LoginSupportBlogContact
Search
Close search
Huntress Logo in Teal
  • Platform Overview
    Managed EDR

    Get full endpoint visibility, detection, and response.

    Managed EDR

    Get full endpoint visibility, detection, and response.

    Managed ITDR: Identity Threat Detection and Response

    Protect your Microsoft 365 and Google Workspace identities and email environments.

    Managed ITDR: Identity Threat Detection and Response

    Protect your Microsoft 365 and Google Workspace identities and email environments.

    Managed SIEM

    Managed threat response and robust compliance support at a predictable price.

    Managed SIEM

    Managed threat response and robust compliance support at a predictable price.

    Managed Security Awareness Training Software

    Empower your teams with science-backed security awareness training.

    Managed Security Awareness Training Software

    Empower your teams with science-backed security awareness training.

    Managed ISPM

    Continuous Microsoft 365 and identity hardening, managed and enforced by Huntress experts.

    Managed ISPM

    Continuous Microsoft 365 and identity hardening, managed and enforced by Huntress experts.

    Managed ESPM

    Proactively secure endpoints against attacks.

    Managed ESPM

    Proactively secure endpoints against attacks.

    Integrations
    Integrations
    Support Documentation
    Support Documentation
    See Huntress in Action

    Quickly deploy and manage real-time protection for endpoints, email, and employees - all from a single dashboard.

    Huntress Cybersecurity
    See Huntress in Action

    Quickly deploy and manage real-time protection for endpoints, email, and employees - all from a single dashboard.

    Huntress Cybersecurity
  • Threats We Stop
    Phishing
    Phishing
    Business Email Compromise
    Business Email Compromise
    Ransomware
    Ransomware
    Infostealers
    Infostealers
    View Allright arrowView Allright arrow
    Industries We Serve
    Education
    Education
    Financial Services
    Financial Services
    State and Local Government
    State and Local Government
    Healthcare
    Healthcare
    Law Firms
    Law Firms
    Manufacturing
    Manufacturing
    Utilities
    Utilities
    View Allright arrowView Allright arrow
    Tailored Solutions
    MSPs
    MSPs
    Resellers
    Resellers
    SMBs
    SMBs
    Compliance
    Compliance
    What Gets Overlooked Gets Exploited

    Most days, nothing happens. But one day, something will.

    Huntress Cybersecurity
    Cybercriminals Have Evolved

    Get the intel on today’s cybercriminal groups and learn how to protect yourself.

    Huntress Cybersecurity
  • Pricing
  • Community Series
    The Product Lab

    Shape the next big thing in cybersecurity together.

    The Product Lab

    Shape the next big thing in cybersecurity together.

    Fireside Chat

    Real people. Real perspectives. Better conversations.

    Fireside Chat

    Real people. Real perspectives. Better conversations.

    Tradecraft Tuesday

    No products, no pitches – just tradecraft.

    Tradecraft Tuesday

    No products, no pitches – just tradecraft.

    _declassified

    Exposing hidden truths in the world of cybersecurity.

    _declassified

    Exposing hidden truths in the world of cybersecurity.

    Resources
    Upcoming Events
    Upcoming Events
    Ebooks
    Ebooks
    On-Demand Webinars
    On-Demand Webinars
    Videos
    Videos
    Whitepapers
    Whitepapers
    Datasheets
    Datasheets
    Cybersecurity Education
    Cybersecurity 101
    Cybersecurity 101
    Cybersecurity Guides
    Cybersecurity Guides
    Threat Library
    Threat Library
    Real Tradecraft, Real Results
    Real Tradecraft, Real Results
    2026 Cyber Threat Report
    2026 Cyber Threat Report
    The Huntress Blog
    When Cybersecurity and Cyber Insurance Don’t Quite Connect—And What We’re Doing Differently with Acrisure
    Huntress Cybersecurity
    When Cybersecurity and Cyber Insurance Don’t Quite Connect—And What We’re Doing Differently with Acrisure
    Huntress Cybersecurity
    How EvilTokens Turbocharges Old School Phishing with AI
    Huntress Cybersecurity
    How EvilTokens Turbocharges Old School Phishing with AI
    Huntress Cybersecurity
    “Service Agreement” Email Kickstarts Rogue RMM Tiflux Triple Threat
    Huntress Cybersecurity
    “Service Agreement” Email Kickstarts Rogue RMM Tiflux Triple Threat
    Huntress Cybersecurity
  • Why Huntress

    Go beyond AI in the fight against today’s hackers with Huntress Managed EDR purpose-built for your needs

    Huntress Cybersecurity
    Why Huntress

    Go beyond AI in the fight against today’s hackers with Huntress Managed EDR purpose-built for your needs

    Huntress Cybersecurity
    The Huntress SOC

    24/7 Security Operations Center

    The Huntress SOC

    24/7 Security Operations Center

    Reviews

    Why businesses of all sizes trust Huntress to defend their assets

    Reviews

    Why businesses of all sizes trust Huntress to defend their assets

    Case Studies

    Learn directly from our partners how Huntress has helped them

    Case Studies

    Learn directly from our partners how Huntress has helped them

    Community

    Get in touch with the Huntress Community team

    Community

    Get in touch with the Huntress Community team

    Compare Huntress
    Bitdefender
    Bitdefender
    Blackpoint
    Blackpoint
    Breach Secure Now!
    Breach Secure Now!
    Crowdstrike
    Crowdstrike
    Datto
    Datto
    SentinelOne
    SentinelOne
    Sophos
    Sophos
    Compare Allright arrowCompare Allright arrow
  • HUNTRESS HUB

    Login to access top-notch marketing resources, tools, and training.

    Huntress Cybersecurity
    HUNTRESS HUB

    Login to access top-notch marketing resources, tools, and training.

    Huntress Cybersecurity
    Partners
    MSPs

    Join our partner community to deliver expert-led managed security.

    MSPs

    Join our partner community to deliver expert-led managed security.

    Resellers

    Partner program designed to grow your cybersecurity business.

    Resellers

    Partner program designed to grow your cybersecurity business.

    Tech Alliances

    Driving innovation through global technology Partnerships

    Tech Alliances

    Driving innovation through global technology Partnerships

    Microsoft Partnership

    A Level-Up for Your Business Security

    Microsoft Partnership

    A Level-Up for Your Business Security

  • Press Release
    Huntress Announces Collaboration with Microsoft to Strengthen Cybersecurity for Businesses of All Sizes
    Huntress Cybersecurity
    Press Release
    Huntress Announces Collaboration with Microsoft to Strengthen Cybersecurity for Businesses of All Sizes
    Huntress Cybersecurity
    Our Story

    We're on a mission to shatter the barriers to enterprise-level security.

    Our Story

    We're on a mission to shatter the barriers to enterprise-level security.

    Newsroom

    Explore press releases, news articles, media interviews and more.

    Newsroom

    Explore press releases, news articles, media interviews and more.

    Meet the Team

    Founded by former NSA Cyber Operators. Backed by security researchers.

    Meet the Team

    Founded by former NSA Cyber Operators. Backed by security researchers.

    Careers

    Ready to shake up the cybersecurity world? Join the hunt.

    Careers

    Ready to shake up the cybersecurity world? Join the hunt.

    Awards
    Awards
    Contact Us
    Contact Us
  • Portal Login
  • Support
  • Blog
  • Contact
  • Search
  • Get a Demo
  • Start for Free
Portal LoginSupportBlogContact
Search
Close search
Get a Demo
Start for Free
HomeCybersecurity 101
Allowlisting

What is Allowlisting?

Written by: Monica Burgess

Published: 9/7/2025

woman at laptop
ChatGPT logoChatGPTOpens in new tabClaude logoClaudeOpens in new tabPerplexity logoPerplexityOpens in new tabGoogle Gemini logoGoogle AIOpens in new tab
AI sparkle iconSummarize This Page
ChatGPT logoChatGPTOpens in new tabClaude logoClaudeOpens in new tabPerplexity logoPerplexityOpens in new tabGoogle Gemini logoGoogle AIOpens in new tab
On This Page
What is Allowlisting?
How does allowlisting work?
Why does allowlisting matter in cybersecurity?

What is Allowlisting?

Allowlisting is a cybersecurity practice that permits only pre-approved applications, users, or devices to access systems or networks. Think of it as a VIP list for your digital environment—if you’re not on the list, you’re not getting in.

How does allowlisting work?

Allowlisting flips the typical security script. Instead of blocking "bad" actors, it ensures only "good" ones are allowed in. For instance, when applied to software, only applications explicitly approved by system administrators will be able to run. This approach prevents unauthorized or potentially malicious software from executing, significantly lowering the risk of attacks.

Why does allowlisting matter in cybersecurity?

With cyber threats growing more sophisticated, relying solely on traditional defenses like antivirus programs isn’t enough anymore. That’s where allowlisting shines. By granting access exclusively to pre-vetted users, devices, or programs, allowlisting minimizes exposure to unknown threats. It’s particularly valuable in protecting critical infrastructure, financial systems, or industries where sensitive data is a prime target.

Common use cases

  • Application security: Blocking unapproved apps from running on a company's systems.

  • User access: Ensuring only trusted employees or contractors can reach specific databases.

  • Device management: Allowing a select pool of secured devices to connect to your network.

This proactive strategy makes allowlisting a critical layer in a robust cybersecurity plan.

ChatGPT logoChatGPTOpens in new tabClaude logoClaudeOpens in new tabPerplexity logoPerplexityOpens in new tabGoogle Gemini logoGoogle AIOpens in new tab
AI sparkle iconSummarize This Page
ChatGPT logoChatGPTOpens in new tabClaude logoClaudeOpens in new tabPerplexity logoPerplexityOpens in new tabGoogle Gemini logoGoogle AIOpens in new tab
On This Page
What is Allowlisting?
How does allowlisting work?
Why does allowlisting matter in cybersecurity?

FAQs

Allowlisting and antivirus software serve different purposes. Antivirus detects and blocks known threats, while allowlisting proactively prevents unauthorized access by permitting only approved entities. Together, they provide a more comprehensive defense.

While allowlisting significantly reduces risks, no single solution can guarantee total protection. It’s most effective when combined with other cybersecurity measures.

Implementation typically involves creating a detailed list of approved apps, users, or devices based on your organization’s needs and configuring security tools to enforce restrictions.

Yes. Regular updates are needed to add new trusted apps or remove ones that are no longer safe. This ensures your allowlist remains effective over time.

Glitch effectBlurry glitch effect
Glitch effect

Additional Resources

  • Read more about What is Sandboxing in Cybersecurity?
    What is Sandboxing in Cybersecurity?
    What is Sandboxing in Cybersecurity?
    Learn what sandboxing is in cybersecurity, how it works, and why it’s essential for detecting and preventing malware. Beginner-friendly guide by Huntress.
  • Read more about Stealthware in Cybersecurity
    Stealthware in Cybersecurity
    Stealthware in Cybersecurity
    Stealthware is a type of malware designed to hide from users and security tools. Learn how it works, why it’s dangerous, and how to defend against it.
  • Read more about What is SID in Computer Systems? Security Identifier Guide
    What is SID in Computer Systems? Security Identifier Guide
    What is SID in Computer Systems? Security Identifier Guide
    Learn what a Security Identifier (SID) is in computer systems, how it works to identify user accounts, and why it’s crucial for maintaining secure access control.
  • Read more about What Is Application Whitelisting and How Does It Work
    What Is Application Whitelisting and How Does It Work
    What Is Application Whitelisting and How Does It Work
    Learn about application whitelisting, its benefits, how it protects against malware, and best practices for implementation. Build a safer IT environment today.
  • Read more about Default Deny Cybersecurity Approach Defined
    Default Deny Cybersecurity Approach Defined
    Default Deny Cybersecurity Approach Defined
    Learn about default deny cybersecurity, how it works, key benefits, and why it’s critical for securing networks from modern threats.
  • Read more about What is Zero Trust Network Access (ZTNA)? (Glossary)
    What is Zero Trust Network Access (ZTNA)? (Glossary)
    What is Zero Trust Network Access (ZTNA)? (Glossary)
    Learn the basics of Zero Trust Network Access (ZTNA), its principles, and role in DevSecOps and SASE strategies. Discover how ZTNA enhances security.
  • Read more about What Is a Trusted Platform Module and Why Does It Matter in Cybersecurity?
    What Is a Trusted Platform Module and Why Does It Matter in Cybersecurity?
    What Is a Trusted Platform Module and Why Does It Matter in Cybersecurity?
    Discover what a Trusted Platform Module (TPM) is, how it works, and why it’s essential for hardware-based security in cybersecurity and enterprise systems.
  • Read more about What is UEBA?
    What is UEBA?
    What is UEBA?
    Learn what User and Entity Behavior Analytics (UEBA) is, how it works, and why it’s essential for modern cybersecurity strategies.
  • Read more about What Is XSRF in Cybersecurity? A Complete Guide
    What Is XSRF in Cybersecurity? A Complete Guide
    What Is XSRF in Cybersecurity? A Complete Guide
    Learn what XSRF (Cross-Site Request Forgery) is, how it works, and how to prevent it. Protect your web apps with expert-approved security practices.
Glitch effectGlitch effect

Protect What Matters

Secure endpoints, email, and employees with the power of our 24/7 SOC. Try Huntress for free and deploy in minutes to start fighting threats.
Try Huntress for Free
Huntress Managed Security PlatformManaged EDRManaged EDR for macOSManaged EDR for LinuxManaged ITDRManaged SIEMManaged Security Awareness TrainingManaged ISPMManaged ESPMBook a Demo
PhishingComplianceBusiness Email CompromiseEducationFinanceHealthcareManufacturingState & Local Government
Managed Service ProvidersResellersIT & Security Teams24/7 SOCCase Studies
BlogResource CenterCybersecurity 101Upcoming EventsSupport Documentation
Our CompanyLeadershipNews & PressCareersContact Us
Huntress white logo

Protecting 250k+ customers like you with enterprise-grade protection.

Privacy PolicyCookie PolicyTerms of UseCookie Consent
Linkedin iconTwitter X iconYouTube iconInstagram icon
© 2025 Huntress All Rights Reserved.

Join the Hunt

Get insider access to Huntress tradecraft, killer events, and the freshest blog updates.

By submitting this form, you accept our Terms of Service & Privacy Policy