Definition: HTTP - the Hypertext Transfer Protocol - provides a standard for Web browsers and servers to communicate. The definition of HTTP is a technical specification of a network protocol that software must implement. HTTP is an application layer network protocol built on top of TCP. HTTP ...

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13
votes
2answers
1k views

Should I disable http HEAD requests?

I have seen increased 'HEAD' requests in my webserver access.log. What are these requests for? Should I disable this method in my webserver configs?
0
votes
1answer
34 views

Publicly Available API + Sensitive ID/Key Transmission Over HTTP

I've run into a predicament... I'm developing a mobile application that utilizes a server for various things. One portion is that it stores an id/key pair related to accessing and processing ...
0
votes
2answers
60 views

Clarifying MITM attacks and Digital Certificate requirement

We are running a Portal application for our client with Payment Gateway integrated. Payment gateway uses SSL as it is suppose to be . The concern for me is that our Portal application does not use ...
3
votes
3answers
263 views

Why isn't it possible for a third party to decrypt HTTPS traffic? [duplicate]

I really don't know much about HTTPS. But I always hear people saying that it is 100% safe and bullet proof. My question is: Is that true or even possible. I mean there are lots of tools that allow ...
-1
votes
0answers
55 views

exploiting HTTP HOST header based redirection in apache reverse proxy for intranet resource

I'm looking for suggestion on a POC which I'm doing. I'm trying to solve a use case where in a user accesses the intranet websites from some corporate mobile app when he is not on corporate network ...
0
votes
2answers
57 views

How does HTTP Basic Auth persist across pageviews?

I am familiar with the basic workings of HTTP Auth, but how does it keep track of authentication between page views? I see there is no cookie created when the initial authentication takes place.
-1
votes
0answers
18 views

Drop cookie or inject HTTP traffic

Is it possible to drop cookies while being MITM? What tools are may be useful? I can use Ettercap filters or some transparent proxy, so I can modify http traffic. The problem is that filters work all ...
2
votes
1answer
63 views

Where do browsers store HTTP Authentication details

Where do browsers store HTTP Authentication credentials ? If I gain access to a browser, is there some place I can look where all HTTP Authentication details would be available? In most browsers, even ...
0
votes
2answers
50 views

Are MITM attacks possible on HTTP loopbacks?

I have a web server running at example.com. The web server performs a server-side request to example.com which results in a loopback, so the request never passes over the network. Is this request ...
1
vote
2answers
37 views

HTTP Header disabling non-SSL (or TLS) content on this page

Is there an HTTP Response header that disallows any non-SSL content from being displayed on the current page? The idea is some times external content that needs to be on the website (cough, ad ...
1
vote
3answers
73 views

HTTP authentication: identify the client

We have a web-site, where each user has to log-in to access a private area. Inside the private area, there are some information about the user, a profile, including some sensitive information (home ...
0
votes
2answers
100 views

Is the lack of https reason enough to abort form submission?

Preamble: Am in awe about the quality of both questions and answers on https / SSL on this site. My humble question below pales in comparison. Both on professional and amateur websites I've ...
0
votes
5answers
201 views

Are all URL shorteners unsecure/vulnerable?

The OWASP state that open redirect is a vulnerability: An open redirect is an application that takes a parameter and redirects a user to the parameter value without any validation. This ...
0
votes
1answer
62 views

Secure end-to-end when part of conversation must be over HTTP

We have a situation where a user's identity can be verified as follows: the network provider knows the identity of the user and injects secure headers into the HTTP request, which our servers can use ...
2
votes
2answers
144 views

Content-Security-Policy hash of script

<?php header("Content-Security-Policy: default-src 'sha256-".base64_encode(hash('sha256', 'console.log("Hello world");', true))."'"); ?> <script>console.log("Hello world");</script> ...
0
votes
1answer
111 views

HTTPS encryption and internet proxy [closed]

I'm not sure if this is the right place to ask this question. Please tell me, and I'll delete it. I want to modify a Word document hosted on my OneDrive account. I see that it is using a SSL ...
6
votes
3answers
1k views

Why can't we do MiTM attacks when using secure connection

I have this silly question that is bothering me. When not using secure connection (HTTP for example) cookies can be intercepted and used to connect to the site as if we have the id and password. We ...
3
votes
2answers
366 views

Why do we need WTLS?

Please excuse my probably gross misunderstanding of how all this works. I just started reading SSL & TLS Essentials by Stephen Thomas, and in chapter 1 he talks about how TLS is a separate ...
2
votes
2answers
169 views

Is HTTPS as secure or more secure than SSH if both have an IP address whitelist?

I'm wondering whether an HTTPS API endpoint would be as secure as or more secure than SSH. API Endpoint The API endpoint would require HTTPS The API authentication would use a POST'd API key. The ...
0
votes
2answers
49 views

Self signed certificate secure when just client sends sensitive information?

Is it secure to create a self signed certificate when just clients will send sensitive information to the server? After checking out the topic "What are the risks of self signing a certificate for ...
0
votes
0answers
73 views

Testing Basic Authentication with ncrack

I'm conducting some basic pen testing against a page protected with Basic Authentication. I've sucessfully tested with Medusa and Hydra but am struggling to get the syntax correct for ncrack. the ...
2
votes
2answers
103 views

On an “uncritical” site, is there any reason to NOT trust a self-signed certificate?

There are many sites that have self-signed ("untrusted" in Firefox) certificates. I then have the option to trust them or not. If I not trust them I can either leave the site or only visit the site ...
4
votes
3answers
96 views

Preventive security action in Android App

Currently, I'm developing a bank related android app. I would share my knowledge and also maybe you guys are more expert than me so you can add your ideas to the list. Bank is a very special client. ...
2
votes
2answers
228 views

What was the security vulnerability behind Box and Dropbox and what's different now?

Earlier today I received a number of comments saying that my shared links were disabled. I looked around and saw a number of articles explaining what happened, and Dropbox posted an official statement ...
4
votes
4answers
135 views

What risks are introduced by the browser passing the “referer” to the next site visited from a link to another domain?

As of today, I believe every major browser will by default reveal to a third-party site which site I came from, and more specifically, the exact URL I came from. What are the privacy implications of ...
0
votes
1answer
73 views

Sending GET requests to non-servers?

I ran a couple of wireshark runs for my computer and noticed inbound GET requests. Is it legitimate traffic for there to be GET request traffic inbound to my home computer if my home computer isn't a ...
10
votes
3answers
792 views

Is the HTTP TRACE method a security vulnerability?

I saw many posts here on this site dishing out advice on disabling HTTP TRACE method to prevent cross site tracing. I sought to do the same thing. But when I read the Apache documentation, it gives ...
3
votes
1answer
58 views

Can we detect malicious redirections by retrieving the webpage's headers? [on hold]

Is it possible to know if there are URL redirections (to malicious websites) by retrieving the HTTP request and response headers of the legitimate website ?
4
votes
2answers
419 views

Securing remotely accessible IP cameras that do not support HTTPS

I have some IP cameras set up on my home network, which is WPA2 protected. These cameras are setup to be accessible from the Internet thru my router's DDNS address, and port number. So for example, ...
-1
votes
2answers
75 views

How to avoid session sharing inside the same network

I was thinking about a situation to avoid session sharing or hijacking, validating the IP the user logged in against the ip that is accessing any page after log in. It was working until I figured it's ...
0
votes
1answer
88 views

Do I need an SSL Certificate for a HTTP only site?

The cert for our public facing site is about to expire soon. Our site is entirely http. The site runs on SharePoint, and with SharePoint working with NTLM, the credentials that are passed over the ...
0
votes
0answers
54 views

Will http only cookie work while using chrome bandwidth saving feature in Android?

I am developing a site which uses http only cookies for authentication. By design[w3 standard] these cookies are XMLHttpObjects and will only be submitted to the domain they originated from to prevent ...
1
vote
1answer
58 views

How do you identify a website's form-type?

How do you know which attack method to use when using software like thc hydra, brutus, etc? e.g. http-get, https-get, http-form-get, http-form-post, etc? For example, for sites like Yahoo, Gmail, and ...
1
vote
2answers
90 views

How to prevent attacks before HSTS is established for the first time? [closed]

What is the best way to accomplish this and prevent attacks like SSL Strip?
0
votes
1answer
75 views

HTTP Status Codes - security considerations

I am designing an authorization framework and now I am thinking about the error codes which I should return when someone is trying to access a resource and he doesn't have the required permissions. ...
0
votes
2answers
249 views

Why don't more websites implement Perfect Forward Secrecy?

From what I understand, all it takes to enable PFS on a webserver is adding ephemeral cipher suites (ones that use DHE and ECDHE for the key exchange) to the list of cipher suites used in SSL/TLS ...
2
votes
2answers
116 views

How to prevent popping up a login dialogue using a malicious hotlinked image and HTTP Basic Auth header?

While using Firefox to browse my forums, I noticed that a malicious user posted an image (via hotlinking, not by uploading to my server) with the extension .png which complies with the forum rules ...
-1
votes
1answer
45 views

Detect xss from httprequest and response

I scanned my site using a tool that detects xss vulnerabilities. As a result, the tool generates a report that contains httprequest and response of vulnerable pages. Now my question is how this ...
1
vote
2answers
120 views

How Web-proxy and Virtual-Hosting are complications for HTTPS?

While studying HTTPS and related transport layer security protocols(SSL/TLS), I came to know that HTTPS suffers from two complications - Web-Proxy and Virtual-Hosting. I can understand how ...
1
vote
3answers
222 views

Does http support encryption without https (like STARTTLS)?

Does http support encryption without https, akin to STARTTLS in smtp? This may sound like a stupid question, but just think about it. Banks require strong encryption, and cannot do business without ...
0
votes
3answers
130 views

HTTP/HTTPS on the same site

Suppose a site allows connection to be established with HTTP or HTTPS .If you establish a connection to http://www.example.com or https://www.example.com then all further link's on the page displayed ...
3
votes
5answers
236 views

Free SSL Certificate when encryption is needed and not trust?

My understanding is that SSL certificates are expensive because you are paying a 3rd party to vouch for your identity, and apparently the most secure form of trust is the trust you have to pay for. ...
3
votes
3answers
184 views

If an attacker has the ability to modify data transferred over an Internet connection, can he or she affect TLS?

Now that Google, Twitter, and some other sites require a TLS connection to access their sites, when you go to http://www.twitter.com it redirects to https://www.twitter.com/. If an attacker had access ...
2
votes
4answers
233 views

Why aren't we all compromised on the internet?

Well, I've been thinking about this for a while now. Within the last decade, we've used various ways to make our websites look dynamic and live. For example, in JavaScript, it's quite easy to send ...
1
vote
3answers
144 views

Https forms on tens of domains

What is the optimal way (cost-wise, too) to secure page forms (https) on a large number of domains&subdomains? Are certificates required for all domains? Is putting all the page forms on a single ...
2
votes
3answers
127 views

Is it secure for a site to serve the login page with HTTP, but have the actual site in HTTPS? [duplicate]

On some websites, the login page (where you enter your login details) is served by a regular HTTP connection with no encryption. However, once I login, the page immediately switches to a secure HTTPS ...
1
vote
1answer
98 views

Suspicious http requests in my logs: *.html/RS=^

I see some strange (suspicious?) http requests in my webserver. Example: 192.161.x.x - - [14/Mar/2014:21:55:36 -0300] "GET /ce/c02i.html/RS=^ADAD3F3nOTvuESWLtAiP39aTQZiSRQ- HTTP/1.0" 404 881 ...
0
votes
1answer
133 views

CAPTCHA Bypassing with Captcha Clipping Attack is Like MiTM between servers, Is that even Possible?

Sorry if this is a very amateur question. I was checking out some article regarding CAPTCHA bypassing. And I though this article seemed interesting ...
33
votes
5answers
4k views

Why do some websites enforce lack of SSL?

When trying to visit https://www.ebay.com, I noticed that I get redirected to HTTP immediately. Here's what cURL says about that: $ curl --max-redirs 0 -v -L https://www.ebay.com * Rebuilt URL to: ...
2
votes
1answer
56 views

Danger of having my website make arbitrary web requests

I'm setting up a small code-hosting web site, in the vein of github or bitbucket. I would like to allow users to specify an arbitrary URL from which my site's server will initially clone their ...