Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

MSZ_221163's avatar
MSZ_221163
Icon for Nimbostratus rankNimbostratus
Oct 29, 2017

User-Agent

I would like to ask that the following User-Agent is automated or related to some real browser. Now adays some Tablets/Mobiles having the different browsers.   User-Agent: Mozilla/4.0 (compatible;...
ASM Advanced WAF
big-ip
security
svs's avatar
svs
Icon for Cirrostratus rankCirrostratus
Jan 15, 2018

Which (real and trusted) browser would send "ms-office" in its User-Agent string? I'm not aware of any browser that would send a string like this - not even IE or Edge Not even UA-Sniffers recognize "ms-office"...

 

I've found the same thread on TechNet, which you have already referenced (https://social.technet.microsoft.com/Forums/Azure/en-US/348c37d1-5e17-4578-bb89-d12a5390816b/list-of-useragent-used-by-microsoft-office-products?forum=Office2016ITPro), but I still doubt that there is a relation between protected or unprotected documents. The last time I've seen this was on a wordpress blog page.