* [Blog](https://www.paloaltonetworks.com/blog)
* [Palo Alto Networks](https://www.paloaltonetworks.com/blog/corporate)
* DNS

# Palo Alto Networks

## DNS

[![Getting to Know DNS Hijacking: How Adversaries Continue to Abuse DNS](https://www.paloaltonetworks.com/blog/wp-content/uploads/2024/03/GettyImages-1186129044-edit.jpg-Original-File.png)](https://www.paloaltonetworks.com/blog/network-security/dns-hijacking-threat-actors/)  
[Getting to Know DNS Hijacking: How Adversaries Continue to Abuse DNS
\--------------------------------------------------------------------](https://www.paloaltonetworks.com/blog/network-security/dns-hijacking-threat-actors/)

Threat actors today cause major risk for organizations everywhere due to the emergence of DNS Hijacking. Learn how PANW can stop it.  
[Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown)  
Apr 03, 2024  
By [Ashraf Aziz](https://www.paloaltonetworks.com/blog/author/ashraf-aziz/?ts=markdown "Posts by Ashraf Aziz")

## Palo Alto Networks

*** ** * ** ***

[Announcements](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown)

*** ** * ** ***

[Company \& Culture](https://www.paloaltonetworks.com/blog/category/company-culture/?ts=markdown)

*** ** * ** ***

[Points of View](https://www.paloaltonetworks.com/blog/category/points-of-view/?ts=markdown)

*** ** * ** ***

[Public Sector](https://www.paloaltonetworks.com/blog/category/public-sector/?ts=markdown)

*** ** * ** ***

[Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown)

*** ** * ** ***

[Partners](https://www.paloaltonetworks.com/blog/category/partners/?ts=markdown)

*** ** * ** ***

![Real-world Examples Of Emerging DNS Attacks and How We Must Adapt](https://www.paloaltonetworks.com/blog/wp-content/uploads/2021/05/Pen-Pointing.jpg)  
[Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Points of View](https://www.paloaltonetworks.com/blog/category/points-of-view/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown)

## [Real-world Examples Of Emerging DNS Attacks and How We Must Adapt](https://www.paloaltonetworks.com/blog/2021/05/netsec-dns-attacks/)

DNS attacks are evolving. See real-world examples of how threat actors are using DNS and learn what it takes to stop them.  
May 12, 2021  
By [Shiva Mandalam](https://www.paloaltonetworks.com/blog/author/shiva-mandalam/?ts=markdown "Posts by Shiva Mandalam")  
![How DNS Security Helps Secure Your Remote Workforce](https://www.paloaltonetworks.com/blog/wp-content/uploads/2020/04/unit42-covid-blog-image.jpg)  
[Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Secure the Cloud](https://www.paloaltonetworks.com/blog/category/secure-the-cloud/?ts=markdown), [Secure the Enterprise](https://www.paloaltonetworks.com/blog/category/secure-the-enterprise/?ts=markdown)

## [How DNS Security Helps Secure Your Remote Workforce](https://www.paloaltonetworks.com/blog/2020/04/network-dns-security/)

DNS security is often overlooked in discussions of securing remote workers. Addressing it can be simple to execute and have a tremendous impact.  
Apr 08, 2020  
By [Zoltan Deak](https://www.paloaltonetworks.com/blog/author/zoltan-deak/?ts=markdown "Posts by Zoltan Deak")  
[](https://www.paloaltonetworks.com/blog/2019/03/exploring-dns-abuse/)  
[Threat Research](https://www.paloaltonetworks.com/blog/category/threat-research/?ts=markdown)

## [Exploring DNS Abuse](https://www.paloaltonetworks.com/blog/2019/03/exploring-dns-abuse/)

Unit 42 researchers have released a report showing how attackers can abuse DNS to hide their tracks when they infiltrate networks and steal data using a technique known as "DNS Tunneling."  
Mar 15, 2019  
By [Unit 42](https://www.paloaltonetworks.com/blog/author/unit-42/?ts=markdown "Posts by Unit 42")  
![Ignite 2017 Open Seats: Deconstructing DNS: How Bad Guys Abuse DNS To Avoid Detection](https://www.paloaltonetworks.com/blog/wp-content/uploads/2017/01/ignite-17-banner-600x200-2.png)  
[Ignite](https://www.paloaltonetworks.com/blog/category/ignite/?ts=markdown)

## [Ignite 2017 Open Seats: Deconstructing DNS: How Bad Guys Abuse DNS To Avoid...](https://www.paloaltonetworks.com/blog/2017/05/ignite-2017-open-seats-deconstructing-dns-bad-guys-abuse-dns-avoid-detection/)

To get you ready for the premier security conference of the year, we'll be spotlighting our top session each day on the blog.  
May 04, 2017  
By [Anna Lough](https://www.paloaltonetworks.com/blog/author/anna-lough/?ts=markdown "Posts by Anna Lough")  
[](https://www.paloaltonetworks.com/blog/2016/05/unit42-new-wekby-attacks-use-dns-requests-as-command-and-control-mechanism/)  
[Malware](https://www.paloaltonetworks.com/blog/category/malware-2/?ts=markdown), [Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention-2/?ts=markdown), [Unit 42](https://www.paloaltonetworks.com/blog/category/unit42/?ts=markdown)

## [New Wekby Attacks Use DNS Requests As Command and Control Mechanism](https://www.paloaltonetworks.com/blog/2016/05/unit42-new-wekby-attacks-use-dns-requests-as-command-and-control-mechanism/)

We have observed an attack led by the APT group Wekby targeting a US-based organization in recent weeks. Wekby is a group that has been active for a n...  
May 24, 2016  
By [Josh Grunzweig](https://www.paloaltonetworks.com/blog/author/josh-grunzweig/?ts=markdown "Posts by Josh Grunzweig"), [Mike Scott](https://www.paloaltonetworks.com/blog/author/mike-scott/?ts=markdown "Posts by Mike Scott") and [Bryan Lee](https://www.paloaltonetworks.com/blog/author/bryan-lee/?ts=markdown "Posts by Bryan Lee")  
[](https://www.paloaltonetworks.com/blog/2016/04/unit42-dont-be-an-april-fool-inside-a-common-phone-scam/)  
[Unit 42](https://www.paloaltonetworks.com/blog/category/unit42/?ts=markdown)

## [Don't Be an April Fool: Inside a Common Phone Scam](https://www.paloaltonetworks.com/blog/2016/04/unit42-dont-be-an-april-fool-inside-a-common-phone-scam/)

One of our team members on Unit 42 recently received a phone call from a scammer, and today being April Fool's Day we decided to write about how we played along with the scammer to learn about his operation.  
Apr 01, 2016  
By [Robert Falcone](https://www.paloaltonetworks.com/blog/author/robert-falcone/?ts=markdown "Posts by Robert Falcone") and [Simon Conant](https://www.paloaltonetworks.com/blog/author/simon-conant/?ts=markdown "Posts by Simon Conant")  
[](https://www.paloaltonetworks.com/blog/2015/11/connecting-the-dots-in-cyber-threat-campaigns-part-2-passive-dns/)  
[Threat Prevention](https://www.paloaltonetworks.com/blog/category/threat-prevention-2/?ts=markdown), [Unit 42](https://www.paloaltonetworks.com/blog/category/unit42/?ts=markdown)

## [Connecting the Dots in Cyber Threat Campaigns, Part 2: Passive DNS](https://www.paloaltonetworks.com/blog/2015/11/connecting-the-dots-in-cyber-threat-campaigns-part-2-passive-dns/)

This is the second part of our series on "connecting the dots," where we investigate ways to link attacks together to gain a better understanding of how they are related. In Part 1...  
Nov 04, 2015  
By [Bryan Lee](https://www.paloaltonetworks.com/blog/author/bryan-lee/?ts=markdown "Posts by Bryan Lee")  
Load more blogs

### Subscribe to the Blog!

Sign up to receive must-read articles, Playbooks of the Week, new feature announcements, and more.
![spinner](https://www.paloaltonetworks.com/blog/wp-content/themes/panwblog2023/dist/images/ajax-loader.gif) Sign up  
Please enter a valid email.  
By submitting this form, you agree to our [Terms of Use](https://www.paloaltonetworks.com/legal-notices/terms-of-use?ts=markdown) and acknowledge our [Privacy Statement](https://www.paloaltonetworks.com/legal-notices/privacy?ts=markdown). Please look for a confirmation email from us. If you don't receive it in the next 10 minutes, please check your spam folder.  
This site is protected by reCAPTCHA and the Google [Privacy Policy](https://policies.google.com/privacy) and [Terms of Service](https://policies.google.com/terms) apply.  
{#footer} {#footer}

## Products and Services

* [AI-Powered Network Security Platform](https://www.paloaltonetworks.com/network-security?ts=markdown)

* [Secure AI by Design](https://www.paloaltonetworks.com/precision-ai-security/secure-ai-by-design?ts=markdown)

* [Prisma AIRS](https://www.paloaltonetworks.com/prisma/prisma-ai-runtime-security?ts=markdown)

* [AI Access Security](https://www.paloaltonetworks.com/sase/ai-access-security?ts=markdown)

* [Cloud Delivered Security Services](https://www.paloaltonetworks.com/network-security/security-subscriptions?ts=markdown)

* [Advanced Threat Prevention](https://www.paloaltonetworks.com/network-security/advanced-threat-prevention?ts=markdown)

* [Advanced URL Filtering](https://www.paloaltonetworks.com/network-security/advanced-url-filtering?ts=markdown)

* [Advanced WildFire](https://www.paloaltonetworks.com/network-security/advanced-wildfire?ts=markdown)

* [Advanced DNS Security](https://www.paloaltonetworks.com/network-security/advanced-dns-security?ts=markdown)

* [Enterprise Data Loss Prevention](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown)

* [Enterprise IoT Security](https://www.paloaltonetworks.com/network-security/enterprise-device-security?ts=markdown)

* [Medical IoT Security](https://www.paloaltonetworks.com/network-security/medical-device-security?ts=markdown)

* [Industrial OT Security](https://www.paloaltonetworks.com/network-security/medical-device-security?ts=markdown)

* [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown)

* [Next-Generation Firewalls](https://www.paloaltonetworks.com/network-security/next-generation-firewall?ts=markdown)

* [Hardware Firewalls](https://www.paloaltonetworks.com/network-security/hardware-firewall-innovations?ts=markdown)

* [Software Firewalls](https://www.paloaltonetworks.com/network-security/software-firewalls?ts=markdown)

* [Strata Cloud Manager](https://www.paloaltonetworks.com/network-security/strata-cloud-manager?ts=markdown)

* [SD-WAN for NGFW](https://www.paloaltonetworks.com/network-security/sd-wan-subscription?ts=markdown)

* [PAN-OS](https://www.paloaltonetworks.com/network-security/pan-os?ts=markdown)

* [Panorama](https://www.paloaltonetworks.com/network-security/panorama?ts=markdown)

* [Secure Access Service Edge](https://www.paloaltonetworks.com/sase?ts=markdown)

* [Prisma SASE](https://www.paloaltonetworks.com/sase?ts=markdown)

* [Application Acceleration](https://www.paloaltonetworks.com/sase/app-acceleration?ts=markdown)

* [Autonomous Digital Experience Management](https://www.paloaltonetworks.com/sase/adem?ts=markdown)

* [Enterprise DLP](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown)

* [Prisma Access](https://www.paloaltonetworks.com/sase/access?ts=markdown)

* [Prisma Browser](https://www.paloaltonetworks.com/sase/prisma-browser?ts=markdown)

* [Prisma SD-WAN](https://www.paloaltonetworks.com/sase/sd-wan?ts=markdown)

* [Remote Browser Isolation](https://www.paloaltonetworks.com/sase/remote-browser-isolation?ts=markdown)

* [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown)

* [AI-Driven Security Operations Platform](https://www.paloaltonetworks.com/cortex?ts=markdown)

* [Cloud Security](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown)

* [Cortex Cloud](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown)

* [Application Security](https://www.paloaltonetworks.com/cortex/cloud/application-security?ts=markdown)

* [Cloud Posture Security](https://www.paloaltonetworks.com/cortex/cloud/cloud-posture-security?ts=markdown)

* [Cloud Runtime Security](https://www.paloaltonetworks.com/cortex/cloud/runtime-security?ts=markdown)

* [Prisma Cloud](https://www.paloaltonetworks.com/prisma/cloud?ts=markdown)

* [AI-Driven SOC](https://www.paloaltonetworks.com/cortex?ts=markdown)

* [Cortex XSIAM](https://www.paloaltonetworks.com/cortex/cortex-xsiam?ts=markdown)

* [Cortex XDR](https://www.paloaltonetworks.com/cortex/cortex-xdr?ts=markdown)

* [Cortex XSOAR](https://www.paloaltonetworks.com/cortex/cortex-xsoar?ts=markdown)

* [Cortex Xpanse](https://www.paloaltonetworks.com/cortex/cortex-xpanse?ts=markdown)

* [Unit 42 Managed Detection \& Response](https://www.paloaltonetworks.com/cortex/managed-detection-and-response?ts=markdown)

* [Managed XSIAM](https://www.paloaltonetworks.com/cortex/managed-xsiam?ts=markdown)

* [Threat Intel and Incident Response Services](https://www.paloaltonetworks.com/unit42?ts=markdown)

* [Proactive Assessments](https://www.paloaltonetworks.com/unit42/assess?ts=markdown)

* [Incident Response](https://www.paloaltonetworks.com/unit42/respond?ts=markdown)

* [Transform Your Security Strategy](https://www.paloaltonetworks.com/unit42/transform?ts=markdown)

* [Discover Threat Intelligence](https://www.paloaltonetworks.com/unit42/threat-intelligence-partners?ts=markdown)

## Company

* [About Us](https://www.paloaltonetworks.com/about-us?ts=markdown)
* [Careers](https://jobs.paloaltonetworks.com/en/)
* [Contact Us](https://www.paloaltonetworks.com/company/contact-sales?ts=markdown)
* [Corporate Responsibility](https://www.paloaltonetworks.com/about-us/corporate-responsibility?ts=markdown)
* [Customers](https://www.paloaltonetworks.com/customers?ts=markdown)
* [Investor Relations](https://investors.paloaltonetworks.com/)
* [Location](https://www.paloaltonetworks.com/about-us/locations?ts=markdown)
* [Newsroom](https://www.paloaltonetworks.com/company/newsroom?ts=markdown)

## Popular Links

* [Blog](https://www.paloaltonetworks.com/blog/?ts=markdown)
* [Communities](https://www.paloaltonetworks.com/communities?ts=markdown)
* [Content Library](https://www.paloaltonetworks.com/resources?ts=markdown)
* [Cyberpedia](https://www.paloaltonetworks.com/cyberpedia?ts=markdown)
* [Event Center](https://events.paloaltonetworks.com/)
* [Manage Email Preferences](https://start.paloaltonetworks.com/preference-center)
* [Products A-Z](https://www.paloaltonetworks.com/products/products-a-z?ts=markdown)
* [Product Certifications](https://www.paloaltonetworks.com/legal-notices/trust-center/compliance?ts=markdown)
* [Report a Vulnerability](https://www.paloaltonetworks.com/security-disclosure?ts=markdown)
* [Sitemap](https://www.paloaltonetworks.com/sitemap?ts=markdown)
* [Tech Docs](https://docs.paloaltonetworks.com/)
* [Unit 42](https://unit42.paloaltonetworks.com/)
* [Do Not Sell or Share My Personal Information](https://panwedd.exterro.net/portal/dsar.htm?target=panwedd)
  ![PAN logo](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/pan-logo-dark.svg)
* [Privacy](https://www.paloaltonetworks.com/legal-notices/privacy?ts=markdown)
* [Trust Center](https://www.paloaltonetworks.com/legal-notices/trust-center?ts=markdown)
* [Terms of Use](https://www.paloaltonetworks.com/legal-notices/terms-of-use?ts=markdown)
* [Documents](https://www.paloaltonetworks.com/legal?ts=markdown)

Copyright © 2026 Palo Alto Networks. All Rights Reserved

* [![Youtube](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/youtube-black.svg)](https://www.youtube.com/user/paloaltonetworks)
* [![Podcast](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/icons/podcast.svg)](https://www.paloaltonetworks.com/podcasts/threat-vector?ts=markdown)
* [![Facebook](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/facebook-black.svg)](https://www.facebook.com/PaloAltoNetworks/)
* [![LinkedIn](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/linkedin-black.svg)](https://www.linkedin.com/company/palo-alto-networks)
* [![Twitter](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/twitter-x-black.svg)](https://twitter.com/PaloAltoNtwks)
* EN  
  Select your language