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Questions tagged [useragent]

63 questions
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NGINX $http_user_agent cause 404 response

The following conditional when matching a user-agent with substring 'MSIE 8' causes a 404 redirect? #Begin IE8 Hack if ($http_user_agent ~* 'MSIE 8') { #set $hack "I"; } #End IE8 Hack Commenting out the if ($http_user_agent... stops the…
Ben Crowhurst
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Windows Phone user-agents?

I've been analyzing my access logs and found two very different ways Windows Phones advertise themselves. Here are two examples for a Nokia Lumia 800: Mozilla/5.0 (compatible; MSIE 9.0; Windows Phone OS 7.5; Trident/5.0; IEMobile/9.0; NOKIA; Lumia…
pieroxy
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NGiNX Custom Cache param based on regex match

My question(s) are as follows: How do I set custom variables based on regexp against a useragent? How do I set custom headers for the reverse-proxy request? How do I use these values as caching parameters? Details: I'm doing an initial output in…
Tracker1
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user agent in http or https request

Is there any way that I can differentiate, the HTTP or HTTPS packets are coming from browser or not ? specially for https request.There is User-Agent field in packet in Http,but I could not found anything in HTTPS.
user95711
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mod_security not blocking empty useragent requests

I can't get mod_security to block empty useragent requests. I am not very saavy with it so after searching I found this rule: SecMarker BEGIN_UA_CHECK SecRule &REQUEST_HEADERS:User-Agent "@eq 0"…
san671
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How to filter request using IP restrictions OR a filtering rule

We have an IIS site right now that has an allow list for a specific list of IP addresses, and all other IPs denied by default. We want to add another rule, that states that if the request coming in as a user-agent of a specific value, then allow it,…
M.R.
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Nginx: security vs conditionals

I was reading around looking for some security steps that can be taken in Nginx to protect apps I'm serving using Nginx as a reverse proxy. I found this code which has some good things in it to protect sites, but it's full of conditionals and the…
Ryan Burnette
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How can I test for a URLs existeance before redirecting to it?

I am using Apache's mod_rewrite to redirect mobile users to my mobile site based on their http_user_agent. However not all pages have a mobile equivalent. Also mobile pages end in .html and "full" pages end in .shtml. Here is some pseudo code. Does…
ckliborn
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NGINX MIME TYPE

I have my nginx conf file so that when ever a mobile device visits my site the url gets rewritten to m.mysite.com I did it by adding the following set $mobile_rewrite do_not_perform; if ($http_user_agent ~*…
justanotherprogrammer
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How to create .htaccess and block UserAgent libwww-perl?

I have been testing my website with a SEO checkup tool and one of the warnings I got was this: Your server appears to allow access from User-agent Libwww-perl. Botnet scripts that automatically look for vulnerabilities in your software are…
MicBehrens
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Help With Adding Mobile User Agent Exceptions To Varnish-Cache

This is the code I've added to the vcl file, so that it caches content for desktop users and mobile users separately: if (req.http.User-Agent ~…
user88753
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What is a Looking Glass server?

I keep getting requests in my Apache logs from a bot with the user agent AppEngine-Google; (+http://code.google.com/appengine; appid: lookingglass-server) I understand that this is a looking glass server, but I don't know what a looking glass server…
Alex Grin
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Extracting Browser from user agent in SQL

I have a database of user agents that I need extract all of the unique browsers from in SQL. The field is like... Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.2.8) Gecko/20100722 Firefox/3.6.8 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT…
Ben
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Why does the access.log nginx file contain two different agent users for a single request?

I try to debugg an Angular error with an online Webbrowser Simulator "Saucelabs.com" running Safari. When I watch my debugg file on the nginx in access.log I see the following line: xxx.xxx.xxx.xxx - admin [24/Feb/xxx +0000] "GET xx/xx HTTP/1.1" 200…
a a
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Please deconstruct a user agent string for me

Okay I give up. Given the user agent string below, which browser is being used? It might be IE8, since I can't envision firefox sending this. If it is IE8, why the hell is the "Mozilla" string in there? I am not familiar with the history or taxonomy…
P a u l
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