HTTP (Hypertext Transfer Protocol) is the protocol most commonly used to transfer information around the World Wide Web.

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6
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2answers
584 views

What is vegur appearing in HTTP headers?

On some websites there are the following headers which consist vegur, e.g. Via: 1.1 vegur In here (check the headers) and also in that post. I've tried to look for it, but I couldn't find it. Is ...
0
votes
2answers
3k views

Stream multiple displays using one VLC instance

Trying to figure out a way to start an instance of VLC from the command line to stream 3 displays on a Win7 box. We can start an instance of each one individually, and connect to each (though not at ...
-2
votes
0answers
13 views

How does logging into a website work [closed]

When you click log in on a website, how does the browser know where and in what order and format to put the username and password (and other things if there is any) in the POST request? I'm trying to ...
1001
votes
6answers
886k views

What is the cURL command-line syntax to do a POST request?

How do I make a POST request with cURL command-line tool?
3
votes
1answer
48 views

Why are PNG and TIFF formats treated differently than JPG and GIF by a webserver?

I observed that my web-browser kept download PNG and TIFF images, while happily displayed JPG and GIF when I clicked on a link to that image. Ex. http://somesite.com/image.<format> On closer ...
1
vote
1answer
49 views

Why does this script work as expected in 'curl', but not in the browser?

I have a script which when accessed with the HTTP protocol will send some data, pause for a few seconds, then send some more data, repeating until all the data is sent. When I access it in curl, it ...
0
votes
0answers
40 views

Some websites never finish loading

I've got a really weird issue with my new system, certain websites never finish loading. The issue happens in IE, Chrome, and Firefox but Chrome is able to load some websites Firefox isn't loading and ...
1
vote
3answers
15k views

Copy all files from an HTTP folder location to a local folder

I'm a student and need to pull down lots of stuff from my professor’s website, preferably retaining some of the folder structure. I'm working on Windows boxes and have access to Windows XP, Windows ...
0
votes
4answers
42 views

Does Apache need firewall access for code server requests?

Would just like quick clarification on something. For a development stack such as LAMP or XAMPP for a local server; does Apache require access over the firewall (e.g. port 80) if, for instance, some ...
1
vote
2answers
21 views

How does a client know when a https or https request has been fulfilled? [closed]

I am wondering how a client that has requested a webpage froma get request for example knows exactly when it has received all the requested data and that there is no more data to come using both https ...
3
votes
4answers
12k views

Windows 7 is blocking ports

I am trying to open port 80 and 3690 for HTTP and svnserve respectively (inbound for both). I have Windows Firewall off, and have tried temporarily disabling Mcafee VirusScan Enterprise, to no avail. ...
9
votes
1answer
1k views

How to relax Content Security Policy in Chrome?

Lately, some websites such as Facebook use the Content Security Policy (CSP) to restrict loading of scripts from "untrusted sources". For example, when requesting Facebook HTML content (e.g. ...
86
votes
6answers
84k views

Getting curl to output HTTP status code?

I'm using curl at the command line on Linux to issue HTTP requests. The response bodies are printed to standard out, which is fine, but I can't see from the man page how to get curl to print the ...
0
votes
1answer
52 views

HTTP GET works but OPTIONS says Empty reply from server

I am having this problem where ajax calls to my dev server is not working. The weird thing is that it only happens on this one particular machine. It happens across all browsers, when I use Chrome ...
40
votes
10answers
46k views

Extremely simple web server for Windows? [closed]

A few years ago I used a super simple free web server for Windows. The only thing you had to do was copy an exe to a dir, double-click that exe, and - voilá - that dir was now accessible over HTTP. ...
16
votes
3answers
27k views

Freeware local proxy engine for Windows? [closed]

Is there a nice and small, freeware proxy application that runs in the system tray? It should support HTTP and HTTPS proxy connections, NTLM authentication and configurable rules (different proxy ...
0
votes
1answer
28 views

Fiddler doesn't capture traffic from remote clients on virtual machine

I have Fiddler installed on a virtual machine (VMware). I want to monitor incoming HTTP traffic (requests from remote clients). But Fiddler doesn't show any incoming HTTP requests. Outcoming requests ...
2
votes
2answers
63 views

Rate-limit Apache with Blacklist and Whitelist

I spent several hours trying to configure iptables/ufw to do this for HTTP requests handled by Apache2: White list a set of IP ranges (search engine bots) Add IPs to a 24 hour block list after X ...
2
votes
1answer
23 views

Cannot retrieve http sites when using OpenVPN, but https sites work just fine. Why?

I am using a VPN provider that uses OpenVPN. I don´t wont any other traffic leave my computer so I have set up my iptables like this: iptables -P INPUT DROP iptables -P FORWARD DROP iptables -P ...
4
votes
2answers
989 views

Download a file over HTTP with Bash only?

How would one go about downloading a file from the command line using Bash but not Wget or Curl?
1
vote
1answer
59 views

How secure are go lang based HTTP Servers? [closed]

How secure should I consider the go lang net/http framework to be? I understand just how broad a question this is, but I'm wondering how robust I should consider the framework itself, NOT the ...
0
votes
2answers
62 views

Why other port in URL in front got http?

An example of a URL that links to a web hosting control panel: http://example.com:3500 HTTP is port 80. Why does it list port 3500? Is it port 3500 or port 80?
0
votes
0answers
21 views

Pages from specific web server fail to load on Android browser

I have a weird problem I can't get a handle on. No page from the site http://www.donegalnow.com will load in the default Android browser. All pages from the same site load using Chrome for Android and ...
0
votes
0answers
48 views

Cannot curl webserver from outside network

I have a webserver running on one of my home computers. I am able to access it within my network, on another computer, with curl localWebserverIP:8888. However, I am having issues accessing it from ...
1
vote
2answers
57 views

Why does nslookup for espn.com give an IP that goes to go.com?

If I do an nslookup on espn.com, an IP is returned 199.181.132.250. When I put this value in the browser I get go.com. If I had add a 'Host header to the request, I still end up on go.com. What am I ...
2
votes
2answers
1k views

Why would you ever set MaxKeepAliveRequests to anything but unlimited?

Apache's KeepAliveTimeout exists to close a keep-alive connection if a new request is not issued within a given period of time. Provided the user does not close his browser/tab, this timeout (usually ...
1
vote
0answers
31 views

Google Chrome much slower when using file:// instead of http://

I occasionally have html files stored locally that I need to view. Opening them in Google Chrome as file:///path/to/file.html is excruciatingly slow. If I serve them up over http like ...
0
votes
0answers
47 views

Invalid HTTP response received from host on port 443

I am facing issue with my nagios monitor installed in centos 6 server saying HTTP CRITICAL - Invalid HTTP response received from host on port 443:. i have opened the port but still giving the same ...
0
votes
3answers
1k views

Network Sniffer identifying strange requests to *.crdui.com

So I just downloaded a Network Sniffer on my local machine, as I think something is going on. As soon as I opened it, selected my network adapter (an LTE stick), it started showing me requests from ...
0
votes
0answers
16 views

Send and receive file in curl

I have a remote server running and i want to send a text file to that server. I have this script to upload the file: curl -F 'txtfile=@sometxtfile.txt''http://www.example.com/transfers' My ...
0
votes
1answer
30 views

Authentication requests for HTTPS calls through an HTTP proxy

Am I right in thinking that if you have a service protected by SSL on the other side of an HTTP proxy which requires authentication that: You authenticate using HTTP sending an unencrypted (albeit ...
0
votes
0answers
22 views

Hydra empty response, only difference is header locaion

I'm trying to crack my web page to see if it is possible or not. When you try to login on loginpage.php, form is posted to checklogin.php. checklogin.php checks form data and sets Session if login is ...
0
votes
1answer
44 views

Python SimpleHTTPServer

A few questions about python's quick and easy http server module. Is it secure? It is only available to people on my lan, right? If somebody typed in my public ip xxx.xx.xx.xxx:8000 it wouldn't work? ...
1
vote
1answer
293 views

Using wget does not give same output as browser

I am using wget for Windows (gnuwin32 wget-1.11.4-1) in Windows 8 and using it for a helpdesk tool called Kayako, telling it to poll from an email queue. The command line looks like this: wget.exe -O ...
0
votes
2answers
50 views

Can telnet be used with any application level text protocol based on TCP/IP?

Can telnet be used with any application level text protocol like http or smtp?
-2
votes
2answers
33 views

How to get server IP from given url [duplicate]

Can anyone tell me how to get the IP of a server, for example: https://capi-eval.signnow.com/api/document/ I need it for curl call, which might be slow because of dns. I can't get ip with ping ...
6
votes
5answers
4k views

How to record and replay http interactions?

Is there a tool I can use in Windows to record and then programmatically (i.e. under a script or batch file) replay a specific interchange between a browser (either Firefox or IE) and a website? ...
0
votes
1answer
96 views

wget stops downloading: Cannot write to `-' (success)

Please have in mind that I don't know anything about servers, nor any of its vocabulary, I am a simple web coder, trying to figure my way on the universe! I'm trying to link dropbox on my server, I am ...
1
vote
1answer
101 views

What is the difference between UDP and HTTP torrent trackers?

In the context of bittorrent what's the difference between http and udp trackers? HTTP is an application layer protocol and UDP is a transport layer protocol so the concepts seem non-overlapping. I ...
98
votes
15answers
102k views

Looking for HTTP debugging proxy for Mac similar to Fiddler on Windows [closed]

In previous jobs when I've worked on a Windows machine, I've used Fiddler for viewing HTTP transactions and debugging. I'm specifically looking to monitor the HTTP transactions for an ajax site I'm ...
24
votes
6answers
14k views

Firefox quickly forget HTTP Basic Auth

How can I make Firefox "invalidate" it's saved HTTP Basic Auth credentials for a website from the client side? Currently, I have to restart the browser, which is rather cumbersome with multiple tabs ...
0
votes
0answers
47 views

Getting error “Set ”Content-Type“ header to overwrite this value.” on using Advanced Rest Client App to test the response of C# Application

I just started using the Advanced Rest Client App to test the response generated by a C# application. I am using the POST method to send userid and requestName to the application which receives these ...
0
votes
1answer
15 views

How to customize the list of spell checkers in Opera 12.x

How to customize the list of spell checkers in Opera 12.x without having to set these languages as preferred languages sent to the servers in the HTTP request header(s)?
1
vote
0answers
57 views

Chrome cache protocol: avoid too many redirects

I have a server running apache on http (port 80) and https (port 8443). On the same server I have tomcat running https (port 443) I want to disable https 8443 port on apache server, using only port ...
1
vote
1answer
26 views

Which HTTP Authentication used?

I need a way to find out which HTTP Auth mechanism is used for a particular website/web-server, which is responding to my HTTP request. I am open to use any browser, or any other tool (like ...
-1
votes
1answer
27 views

Home server software [closed]

I have a computer that runs pretty much always. It runs windows 8.1 and due to being a gaming computer, is powerful enough to handle server operations. I would like to run a server software on it to ...
7
votes
5answers
2k views

How does a server get notified about the HTTP request?

I have a basic understanding of how HTTP works. I understand the client (web browser) makes a request and server responds back to the request. However, the thing I don't understand is how does a web ...
1
vote
5answers
3k views

How to download large files on problematic wifi connections?

I'm working out of a hotel with somewhat poor internet. I need to download a large 5 gig file. It looks like the estimate is about a day. I'm sure this will probably have 2 issues, the connection ...
0
votes
3answers
75 views

How does a web server return an HTTP request?

I'm sorry if this is a really stupid question; my networking knowledge is pretty sparse. So, a user makes a HTTP request to some address. That request comes from an address on a local subnet, but the ...
1
vote
2answers
1k views

I want to serve media across my LAN via HTTP with a nice interface

I've got a huge digital video library and a ton of devices I use to watch content. I want to be able to stream content from my library to my devices, and generally the easiest mechanism I've found is ...