A web browser is an application which uses http and related protocols to retrieve HTML and XML data from servers. As the web has become a critical source of information and communication, web browsers have become a critical component in information request, transfer, and management.

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32 views

Give Someone Access to Secure Website?

I have someone I hired on Freelancing website working for me - so far he has worked for me for about two weeks and is doing a good job. In order for him to complete his work he will need access to ...
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3answers
80 views

Can a browser JavaScript console ever be an issue?

I'm sure most of you are familiar with the JavaScript-based game Candy Box. As you probably know, one can cheat this game's candy system by sending commands to the console. For instance, if you ...
2
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0answers
24 views

Multiple browser instances through differents openvpn [migrated]

How can I config multiple instances of browser to connect through different VPN servers? I'm working in a Linux server and I need that every browser instance uses different VPN servers. Thanks in ...
23
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3answers
1k views

Why do you need to close your browser window after logging out of a website?

Might be wrong, but believe the request to close the browser window after logging out is common, though it's completely unclear what the risks might be of failing to close a browser window (assuming ...
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4answers
315 views

Malware ad.adsmatte infection

My PC is infected with malware, whenever I open a webpage and click on it a new tab opens on "ad.adsmatte.com". I scanned my PC with Malwarebytes but was unable to resolve the problem. So I ...
1
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0answers
30 views

What web browsers support ECC vs DSA vs RSA for SSL/TLS?

We are updating our wildcard certificate and see that we have the option to use both RSA or DSA with Symantec (for free), while Digicert offers 3 options for wildcards ECC, DSA and RSA. Is there a ...
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0answers
25 views

Does this list every Chrome extension/addin that may leak privacy?

I am looking for a simple list of all extensions, preference, custom processes, and "flags" that may disclose a user's privacy or other details to a 3rd party. To that end, I discovered: ...
1
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1answer
36 views

Does a TLS-connection to a proxy-server encrypt the destination url's?

If I use a browser through a proxy-server over a secure connection (i.e. the proxy is HTTPS) - does that mean that everything is encrypted, or just the page returned from the site? And who does the ...
5
votes
1answer
103 views

How do I securely embed an <img> tag using a user-given URL?

If I hypothetically wanted to allow users to use an avatar from an arbitrary URL like this: <img class="avatar" src="{user input}" /> There are many problems that I can think about: There ...
0
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1answer
29 views

configuring burp to use in proxy environment

my university internet connection runs behind proxy.its host name is 192.168.1.103 and port no is 3128.how to configure proxy in burp suite if i should enter above proxy setting in my firefox browser. ...
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votes
1answer
86 views

What to do if I suspect a website I visit and link to was compromised via an XSS?

EDIT: The script has been removed and apparently the vulnerability has been patched. My employer links to this resource: http://www.myplan.com/ I recently noticed a JavaScript alert was added into ...
0
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1answer
33 views

In What Ways Can X-Foward-For Header Information Be Used In An Attack

By enabling X-Foward-For on our proxy, we would essentially be advertising our internal IP addresses externally. However, we use a private range. Everything goes through NAT. So, the best anyone would ...
2
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2answers
75 views

Best practice for caching sensitive data

My server returns private data in the body of an HTTPS response. It's not passwords or credit cards, but it is user-generated text and images, which should not be accessed by others. The data for a ...
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0answers
15 views

Does upgrading from IE8 to IE11 erase old IE8 stig settings? [migrated]

I hardened Internet Explorer 8 on a 2012 R2 Box according to latest IE8 Disa Stigs. A coworker accidentally installed IE11, realized his mistake and then rolled it back to IE8. Will the IE8 Disa ...
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0answers
18 views

Server side script to check if browser is vulnarable to SSLv3 Poodle [migrated]

I want to implement a browser SSLv3 Poodle vulnerability test like https://zmap.io/sslv3/sslv3test.html on my web application. My idea is to put a routine in the application first page to tell to my ...
0
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1answer
31 views

Sharing sensitive information across servers on visits from the same browser

I have this scenario: Webserver domain A. Generates sensitive information when a request from a browser is received but this information is not disclosed to the browser. Webserver domain B. ...
4
votes
3answers
90 views

Same Origin Policy - XHR response

I know that Same Origin Policy (SOP) prevents a page/script from one origin to read response from another origin, but it does not prevents the page/script from making a XMLHttpRequest (XHR) request to ...
3
votes
1answer
55 views

Bing bar without admin rights

I know viruses uses exploits to gain admin rights to install software. My question is here at work, we have people end up with the Bing Bar installed from time to time on their machines. It is listed ...
1
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0answers
81 views

Consequences of disabling SSL2 and SSL3 on our webserver [migrated]

Our system is quite old and as a result gets an F grade for SSL from Qualsys SSL because the server supports SSL2 and SSl3. We have now identified all the browsers people are using. The oldest is ...
3
votes
4answers
122 views

Do search engines give searcher's IP address to sites that come up in search? [closed]

Ok so for example, I search "stackexchange" and a bunch of pages come up in the search result - of course most of them from this very site, and many other ones talking about stackexchange. Would this ...
2
votes
0answers
61 views

How to get directly to text versions of Google cached pages [closed]

http://navigators.com/cached.html According to the bottom of that site, it seems the easiest way to view websites without giving them your IP is: "Edit the heck out" of google URLs like this: ...
2
votes
1answer
51 views

Click to play plugins vs. AdBlock?

Reading through articles like Faked Flash-based ads... I'm wondering what is a better way to keep yourself safe from malvertising. Many people suggest setting your browser's plugin settings to "Click ...
2
votes
1answer
42 views

Does visiting cached pages disclose my IP address to site admin? [closed]

I know it discloses my IP to Google, but is my IP also disclosed to the owner of the site of which Google made cached pages that I'm looking at? And how about anything I do within the cached page - ...
2
votes
2answers
94 views

Foolproof way to hide your IP when browsing [closed]

is there a fool proof-ish way to hide your IP from websites you visit? I heard even if you use VPN, there can be 'leaks'? And one step more secure is Anonymizer or Tor? Can they have 'leaks', too? ...
3
votes
2answers
110 views

Payment form from http is secure? [closed]

There are lot of payment gateways (Worldpay, PayPal, ..) offering easy integration, when the plain webpage using URL redirection to the payment page. HTTPS (worldpay,paypal), where the user posts his ...
2
votes
1answer
76 views

What are some useful tags and payloads for HTML injection on CSP-protected sites?

I'm pen-testing a website that fixed most of its XSS vulnerabilities by just adding a Content Security Policy. There are still HTML injections in several places. I've tried to get a ...
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3answers
5k views

HTTPS icon red and crossed out - Chrome browser

I just would like to ask what actually means when HTTPS icon is red / crossed - out. Is this site is vulnerable to Man in the Middle Attack? Is it safe or not?
1
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3answers
220 views

Benefit to disabling TLS1.1 and TLS1.2?

In light of recent developments on SSL issues such as BEAST and POODLE, I decided to configure my browser to only allow TLS1.1 and higher. The trouble is, that I am finding a lot of websites which do ...
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votes
1answer
67 views

What are the heuristics for a malicious url? [closed]

I know that there is nothing like a safe website ,any website which is safe today could be hacked and its visitors could be served with latest malware. What I'm curious about is what checks can we ...
24
votes
2answers
3k views

Does browser 'view-source' mode avoid scripting attacks?

Let's say there's a URL www.badjs.com which is untrusted and may contain bad scripts. Intuitively, a view-source navigation to that URL does not execute any scripts so it should be safe. It would at ...
12
votes
2answers
674 views

Why does rfc6797 say “An HSTS Host MUST NOT include the STS header field in HTTP responses over non-secure transport.”

Why does the RFC prohibit the server from sending HSTS to the client over HTTP? I can see that if a HTTP client responds to that unsecure HTTP response it might cause that site to be inaccessible ...
5
votes
1answer
105 views

How to add certificate pinning for a certain domain to my web browser?

There is HPKP (HTTP Public Key Pinning) which servers use to tell the client's web browser which certificates to trust (in the future) for the domain that is being contacted. Google's Chrome and ...
1
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1answer
146 views

Does the browser still stores the website you visited Private Browsing [incognito Firefox]?

As they clearly state in their website they mention that What does Private Browsing not save? Visited pages: No pages will be added to the list of sites in the History menu, the Library window's ...
0
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1answer
117 views

Is there any security benefit in stripping only `<script>` tags that contain code?

On a client's corporate network something is stripping all <script> elements that contain code, i.e. things like <script type="text/javascript">do_something();</script> will simply ...
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votes
1answer
57 views

Custom TLS in Browser [duplicate]

We are developing a JSF web application that has a main requirement of using our own TLS implementation (custom algorithm suites). The clients will connect via a browser. Is there any way (customising ...
0
votes
2answers
176 views

Source code disclosure vulnerability

I am a bit confused about the discussion here about hiding javascript source code. Let's say if I browse to a url like this: http://www.example.com/site/somejs.js and then what I see is something like ...
0
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1answer
46 views

Can video feed be used to track location of an IP?

I dont know if it is possible but i read that while a user is viewing video, the location of user can be traced without sharing its knowledge to the user. Even when user has disabled the option to ...
0
votes
2answers
126 views

Restrict website access

I want website (A) to only work if a visitor came by clicking a link from a specific other website (B). Initially I thought of using the document.referrer from website A to check whether website B is ...
2
votes
1answer
337 views

Can someone explain, in simple terms, how the FREAK attack on browsers works?

Is there a reason it only affects browsers on Windows machines and not Mac's or UNIX/LINUX environments? A lot of the wording on this site is particularly complicated and I don't understand fully what ...
1
vote
1answer
166 views

Cross Domain Javascript security [duplicate]

I used a web vulnerability scanner to scan my web site. It indicates several links with "Cross domain Java script source file inclusion." May I know how would an attacker exploit this type of ...
1
vote
1answer
651 views

Untrusted connection visiting https://www.opensource.apple.com/

Somebody on Stackoverflow posted some code from https://www.opensource.apple.com/ When I click this link in Firefox (36.0) it says "This Connection is Untrusted". But other people on that thread on ...
3
votes
1answer
70 views

Does a browser have to make multiple requests to verify an SSL certificate chain?

I've learned that SSL certificates can be chained, and the browser will use the issuer's public key to verify the issuer's signature. I have read this article, which has a very helpful diagram, but it ...
2
votes
4answers
166 views

How safe is SSL on an untrusted computer and network?

In situations where the consumer doesn't trust/control the workstation and the network, can consumer safely do potentially sensitive activities (like making a payment or transferring confidential ...
34
votes
8answers
5k views

Why do browsers default to http: and not https: for typed in URLs? [duplicate]

When I type example.com without any scheme into the browser bar and press Enter it is interpreted as HTTP://example.com, not HTTPS://example.com. Why? And where are the plans to fix this? (To be ...
3
votes
3answers
302 views

External cross domain include script

One of my web application underwent a vulnerability assessment recently, and one of the findings is about cross domain include script. Our web app uses addthis_widget.js from AddThis to bookmark ...
-2
votes
1answer
96 views

Clarification on a website security [closed]

I am new to work on website handling and here are my questions. 1) How can I ensure that the pages accessing is secure enough for data transmission , sql injection and several other attacks. 2) How ...
2
votes
1answer
72 views

Secure Flash with Click to Play Plugins in the Enterprise

In the recent light of repeating critical Flash vulnerabilities there are recomendations to use browserplugins like click-to-play to prevent unnecessary flash content to automatically load with every ...
1
vote
1answer
40 views

Can a Certificate Authority associated with Active Directory publish a client certificate to a browser?

Can I use some integration of Windows Active Directory and a Certificate Authority to embed a client certificate in a browser that will be trusted by a server? I have a private domain and control ...
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votes
2answers
95 views

How would I start becoming knowledgable about hacking and able to do it? [closed]

Is there a site I can start reading tutorials to simpler stuff to build up my skills??? Or is someone willing to give me a task (easy one) to do?
0
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1answer
34 views

Secure keyboard entry with JavaScript or Flash?

Is it possible to perform secure keyboard entry (similar to what is offered in the OS X Terminal app) using only web technologies and/or Flash? If not, is there any way to more broadly guarantee ...