Within a few hours, all company computers had the updated hosts file, and the malware was blocked from communicating with its command and control servers.
The effectiveness of this method largely depends on the comprehensiveness of your block list. Over the years, community-driven projects have curated extensive lists of Adobe-related domains and IP addresses. Below are the and most trusted block lists available today.
These domains handle background asset syncing, cloud storage access, and collaboration features. ://adobe.com ://adobe.com ://adobe.com 4. In-App Advertising and Marketing
While blocking domains via the hosts file grants greater control over network traffic, it comes with specific drawbacks that you must consider. adobe hosts file block list top
Change the file type dropdown in the bottom right corner of the dialog box from Text Documents ( .txt)* to . Select the file named hosts and click Open .
127.0.0.1 prod-rel-ffc-ccm.oobesaas.adobe.com 127.0.0.1 udm.adobe.com 127.0.0.1 udm33.adobe.com 127.0.0.1 5afe011c-8668-4086-92f3-5a25ea031c78.adobe.io 127.0.0.1 587ad2b3-5593-4563-9121-364f3bdae263.adobe.io 127.0.0.1 1hzopx6nz7.adobe.io 127.0.0.1 4429047c-470b-4cec-becd-e2c410bb778c.adobe.io
Before editing your hosts file, make sure you understand the risks and potential consequences. Blocking essential servers may prevent your Adobe software from functioning correctly. Within a few hours, all company computers had
For maximum isolation (e.g., in a sandboxed environment), add these secondary domains:
Modifying the hosts file requires administrative privileges on all operating systems. Follow these step-by-step instructions for your platform. Windows 10 & Windows 11 Click the menu and search for Notepad . Right-click Notepad and select Run as administrator . In Notepad, click File > Open . Navigate to: C:\Windows\System32\drivers\etc\
# Adobe Licensing Block List 0.0.0.0 activate.adobe.com 0.0.0.0 adobe.com 0.0.0.0 adobelogin.com 0.0.0.0 adobe.io 0.0.0.0 adobesunbreak.com 0.0.0.0 adobegenuine.com 0.0.0.0 ims-na1.adobelogin.com 0.0.0.0 ims-prod06.adobelogin.com 0.0.0.0 ims-prod07.adobelogin.com 0.0.0.0 static.adobelogin.com 0.0.0.0 delegated.adobelogin.com 0.0.0.0 adobeid.services.adobe.com 0.0.0.0 adobeid-na1.services.adobe.com 0.0.0.0 auth.services.adobe.com 0.0.0.0 federatedid-na1.services.adobe.com 0.0.0.0 na1e-acc.services.adobe.com 0.0.0.0 na1e.services.adobe.com 0.0.0.0 na1r.services.adobe.com 0.0.0.0 ad.adobe-identity.com 0.0.0.0 ids-proxy.account.adobe.com 0.0.0.0 lcs-cops.adobe.io 0.0.0.0 lcs-robs.adobe.io 0.0.0.0 lcs-entitlement.adobe.io 0.0.0.0 lcs-ulecs.adobe.io 0.0.0.0 ams.adobe.com 0.0.0.0 oobe.adobe.com 0.0.0.0 genuine.adobe.com 0.0.0.0 prod.adobegenuine.com Use code with caution. Below are the and most trusted block lists available today
After saving, test if the blocks work:
In 2026, Adobe made a controversial move. The Creative Cloud desktop app was found to be silently modifying user hosts files on both Windows and macOS without permission.