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Palo Alto Networks

Advanced DNS Security

Stop DNS-layer threats with Precision AI

Predictive analytics and machine learning models analyze DNS traffic inline to detect and prevent command-and-control communication, data exfiltration, and DNS hijacking attacks before they compromise systems.

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Real-time DNS-layer threat prevention

Advanced DNS Security provides DNS-layer protection through predictive analytics that identify and block command-and-control communication, data exfiltration, DNS tunneling, and DNS hijacking attacks.

Predictive domain analysis

Machine learning models predict and block malicious domains generated by domain generation algorithms before they establish command-and-control channels.

DNS tunneling detection

Real-time analysis of DNS query patterns, entropy, and frequency identifies data exfiltration and command-and-control hidden in DNS traffic.

DNS hijacking prevention

Automated discovery and monitoring of public-facing domains with real-time DNS response analysis prevents DNS hijacking attacks.

Precision AI DNS security

Machine learning, deep learning, and generative AI models analyze threat data from global deployments to identify and block DNS-layer attacks including command-and-control, data exfiltration, and DNS hijacking.

AI-powered DNS threat analysis

Advanced DNS Security analyzes millions of DNS queries using Precision AI models trained on diverse datasets from global deployments. These models identify malicious patterns in domain names, DNS traffic behavior, and query characteristics to detect command-and-control channels and data exfiltration attempts in real time.

The combination of machine learning, deep learning, and generative AI enables predictive DNS security that stops threats before resolution.

AI Data Set Analysis

Machine learning

Recognizes patterns and efficiently handles large structured datasets at scale to analyze and block malicious threats.

Deep learning

Automates feature learning and efficiently handles unstructured datasets at scale to identify abstract patterns and detect evolving threats.

Generative AI

Creates human-like content such as text and images, which models are trained on, to identify AI-generated threats.

Precision AI Components

How Precision AI delivers real-time protection

Precision AI leverages machine learning, deep learning and generative AI to analyze rich and diverse threat data to deliver real-time protection for the entire network.

Detect and prevent in real time

Analyze real network traffic inline and instantly stop known, unknown and highly evasive threats to prevent patient zero.

Improved accuracy

Models continuously train on rich threat data from 70K+ customers and AI-generated threats to identify evolving threats.

Consistently delivered everywhere

Comprehensive and real-time protection from sophisticated DNS-layer threats delivered consistently via a robust global infrastructure.

DNS hijacking prevention through real-time analysis

Real-time DNS response analysis and automated discovery of public-facing domains prevent DNS hijacking attacks that redirect users to malicious sites.

Advanced DNS Security monitors DNS responses in real time to detect unauthorized changes to DNS records that indicate hijacking attempts.

  • Automated domain discovery: Identify and monitor public-facing domains automatically
  • Real-time response analysis: Detect unauthorized DNS record changes inline
  • Continuous monitoring: Track DNS resolution patterns for anomaly detection
  • Automated alerting: Notify security teams of potential hijacking attempts

DNS hijacking threat landscape

DNS hijacking attacks redirect users from legitimate sites to malicious destinations by compromising DNS infrastructure.

  • Attackers target DNS registrar accounts to modify authoritative records
  • Compromised DNS servers return malicious IP addresses for legitimate domains
  • Man-in-the-middle attacks intercept and modify DNS responses
  • Domain registration hijacking transfers control to threat actors

90-day free trial available

Evaluate DNS Security capabilities with a 90-day trial to test DNS-layer threat detection and prevention in production environments.

DNS security capabilities

Advanced DNS Security provides comprehensive protection against DNS-layer threats through predictive analytics and real-time analysis.

Malicious domain prediction

Machine learning models predict and block domains generated by domain generation algorithms.

  • Real-time analysis of DNS queries as they occur
  • Detection of never-before-seen DGA domains
  • Malware family attribution through threat intelligence
  • Dynamic policy actions for blocking or sinkholing
  • Cloud-based malicious domain database with infinite scale
  • Integration with WildFire and URL Filtering intelligence

DNS tunneling detection

Multiple detection techniques identify command-and-control and data exfiltration hidden in DNS traffic.

  • Query rate and pattern analysis for anomaly detection
  • Entropy analysis of domain names and queries
  • N-gram frequency analysis for tunneling behavior
  • Signature-based detection for known tunneling variants
  • Automated blocking of parent domains
  • Evasion-resistant detection across protocol variants

Integrated firewall platform

Native integration with Next-Generation Firewalls eliminates standalone DNS security appliances.

  • Single device deployment with unified policy management
  • Coordinated alerts across entire security stack
  • Automated sinkholing for infected device identification
  • Dynamic Address Groups for automated response
  • Integration with existing firewall security services
  • No changes required to DNS routing infrastructure

Threat intelligence sources

Rich threat data from multiple sources enables accurate detection of DNS-layer threats.

  • WildFire malware analysis for C2 domain discovery
  • URL Filtering web crawling for threat indicators
  • Passive DNS data from global firewall deployments
  • Unit 42 threat research and adversary tracking
  • Third-party threat intelligence from 30+ sources
  • Petabytes of DNS telemetry data analyzed daily

DNS security at scale

Advanced DNS Security protects against DNS-layer threats with global threat intelligence and predictive analytics.

2X

More threat coverage

DNS-layer protection compared to competitors.

157M

Malicious domains blocked daily

Inline prevention at DNS layer across all deployments.

6X

Faster malicious domain detection

Predictive analytics identify threats before competitors.

1.6M

New malicious domains per day

Unique malicious domains identified daily.

Resources

Download datasheets and technical documentation for Advanced DNS Security.

Advanced DNS Security Datasheet

Technical specifications, threat detection capabilities, deployment requirements, and licensing details for Advanced DNS Security.

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Deploy Advanced DNS Security

Advanced DNS Security integrates with Next-Generation Firewalls running PAN-OS 9.0 or later and requires an active Threat Prevention subscription.

Connect with network security specialists to evaluate current DNS security posture, understand deployment requirements, and determine licensing options for the environment.

Contact Information:

Email: [email protected]

Phone: 844-294-0778 (Toll Free) | 949-328-2955 (Local)