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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13
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2answers
62k views

How to determine if a browser is using an SSL or TLS connection?

I want to know whether my browser is using SSL or TLS connection if I see HTTPS. I want to know for IE, Firefox, Chrome and Safari. I want to know the protocol version.
1
vote
4answers
173 views

how to identify whether my page is phished or normal page?

Usually I differentiate phished page and normal web pages by seeing https before the address of the web page, as the lock symbol will help us to identify. Are there any other methods to differentiate ...
0
votes
3answers
9k views

Web browsing on Windows 2008 R2 terminal server (RDS)

I'm setting up a Windows 2008 R2 terminal server which users will connect to from thin clients. Since the thin clients don't have a web browser I need to allow users to surf from their terminal ...
3
votes
3answers
468 views

What is the actual security of this login page?

Please visit https://devforums.apple.com If I visit this site using my Safari 6 web browser, this page does not show the normal security indicator that secure sites normally show. Does this ...
6
votes
3answers
331 views

How safe are copies of Firefox that are on various Mozilla mirror sites?

If I end up downloading a .dmg or .exe (depending on OS) installer from some mirror site, how can I be sure that a virus or trojan or spyware has not been added? I don't see any mechanism for ...
4
votes
1answer
958 views

Are there any know browsers that support file URL redirection?

I've been addressing an open-redirect issue and in experimenting with the latest fix, I noticed that updating the redirect's protocol to file resulted in a blank page on the browser. That is, ...
3
votes
2answers
579 views

Why do I get AV alerts when browsing a web page?

I'm using the latest version of Firefox and Windows is up to date. When I was browsing a webpage and clicked a link the browser displayed "connection has been reset" and AVAST poped-up saying "Alert!" ...
1
vote
0answers
166 views

What are potential use cases of script that identifies browser? [closed]

Let's say I've found a way to produce a unique string for each and every browser using pure Javascript (which makes it an alternative to UA strings). Now what I'd like to know is what are potential ...
3
votes
1answer
255 views

Client-side cross-site access in SSL environment - when it's still possible to do?

I'm trying to imagine an secure sandboxed environment for an application which is big and unexplored, and may contain backdoors. It would live under chroot/virtual environment with no outgoing ...
4
votes
2answers
203 views

Is using a “Red” and a “Green” browser to balance LOB requirements and security a good approach?

I currently work in a manufacturing company with round about 5000 computers and 6000 employees. We use a lot of web based line of business applications (all internal, non over the Internet) in order ...
5
votes
1answer
54k views

Chrome is telling me I am receiving a forged certificate for Gmail, is someone trying to hack me?

I went to log on to https://mail.google.com this morning and I got the following error. Is someone trying to attack me or is this just a bug? I'm on a WPA2 encrypted wireless connection using Chrome ...
1
vote
1answer
180 views

Is the javascript browser tool at printfriendly.com secure for my browser

I use Win Xp Home with SP3 and am pretty aware of security problems. I use Palemoon 12.1, a version of Firefox optimized for windows. I usually use printfriendly bookmarklet to create printable pages ...
17
votes
6answers
2k views

What are the security implications of people downloading addons, wrongly thinking that they are safe?

I recently learned about a plugin for Firefox called Fire Sheep, which was featured on the Security Now podcast. I downloaded F.S. and began examining it. To my surprise it includes C++ code that must ...
41
votes
9answers
18k views

Is visiting HTTPS websites on a public hotspot secure?

It's often said that HTTPS SSL/TLS connections are encrypted and said to be secure because the communication between the server and me is encrypted (also provides server authentication) so if someone ...
1
vote
2answers
371 views

Custom font protection?

I have a custom characters that to most people it appears as chinese, arabic or just some random symbles, it is a simple way I make sure that my written notes are readable just by need. I have grown ...
5
votes
2answers
666 views

Workarounds for :visited CSS History reconnaissance

Several years ago it was possible to use a:visited { background: url('/log.php'); } to figure out on what website user has been previously. But now it is restricted by browsers. Is there any ...
4
votes
1answer
1k views

How to detect cookie stuffing attacks?

So the question is how to detect cookie stuffing attacks and how to protect against them? In case of image-based cookie stuffing I can detect that related resources are not loaded and therefore ...
-1
votes
1answer
190 views

What was Microsoft trying to do when they had Windows Updates over their website? [closed]

What was Microsoft trying to do when they had Windows Updates over their website? Now it's completely integrated into the operating system and it seems much smoother. The Linux and Mac I've used got ...
2
votes
4answers
373 views

Clickjacking: can't browsers just forbid/reject placing transparent elements over frames?

Why not? Seems like this is only used for clickjacking, the solution should be simple enough.
1
vote
1answer
2k views

HTTPS and cache injection

I understand the downside of this attack and what wrong can be done. But I dont understand how is it done ? Well, I need to educate myself, any pointers would be useful.
-1
votes
1answer
157 views

Comparing cookie values with page parameters (i.e. href)

Could you suggest if there is any reason to compare cookie value domain, path, etc with web "location.href" and so on? I mean - on the client side.
-1
votes
1answer
111 views

How come FireFox came out with another release a week latter? Was a threat discovered? [closed]

I updated to FireFox 13 last week and today I got a message about there being a security update and upgrading to FireFox 14. Was a major security threat found? What justified the release of version 14 ...
17
votes
4answers
5k views

Options when defending against SSLstrip?

I'm wondering, does anyone have any suggestions to defend against SSLstrip particularly?
10
votes
4answers
2k views

Why do browsers warn about mixed content for images?

I'm dealing with a phpBB forum user who wants to set up SSL on their entire site to secure user credentials and "private" parts of the website. However, they want to preserve the traditional forum ...
7
votes
3answers
411 views

Is it advisable to have a web browser remember login credentials?

I have a really long random password for my cellphone account and have it written down in a safe place. I only use it once a month and am considering having my browser remember it. Would there be any ...
2
votes
3answers
607 views

Are there any addons that disable only some functionality of scripts?

Tor comes bundled with NoScript. Correct me if I'm wrong but that's because client sided scripts can determine the originating IP address regardless of who the traffic is passed through. But NoScript ...
6
votes
3answers
3k views

Do browsers allows pages loaded on one tab to access/intercept/inject data in other tabs?

I was surprised to hear from this Reuters video that it was possible for a page loaded on one tab to access and/or inject data onto another page loaded on a different tab. TL;DW (too lazy; didn't ...
3
votes
2answers
2k views

Do most browsers handle mixed encrypted and unencrypted content correctly?

In Google Chrome, when I go to an encrypted page that contains unencrypted content, I get the following pop-down, which allows me to either load or not load the insecure content, making a clear ...
11
votes
2answers
510 views

Risks of Using Google Native Client

I was wondering if there were any possible risks in using Google Native Client. I know it is sandboxed, but the idea still seems risky, and at least leaves another route open for compromising your ...
3
votes
4answers
221 views

Improving the privacy of a casual Web user

I am interested in improving the privacy available to me as a casual internet user with a default browser. I think that Tor is too slow and that the "Privacy Mode" in browsers isn't really practical. ...
2
votes
1answer
62 views

Does SGC Support reduce HTTPS security?

Server Gated Cryptography is a legacy technology (implemented by obsolete laws) that allows older browsers to establish a SSL session at a higher encryption. This article says SGC should never be ...
3
votes
3answers
381 views

Are there any same origin issues (SOP) with TOR?

Are there any issues with Same Origin Policy (SOP) with TOR or *.onion addresses? I'm thinking of cookies Plugins (Silverlight, Flash, Java, etc) Javascript
8
votes
2answers
7k views

How to thwart sslstrip attack?

I need help understanding the dynamics of an sslstrip attack. I'm using it to test the security of a site that I own. I can successfully sniff the victim (in this case, myself) credentials over the ...
2
votes
2answers
2k views

Secure SSL Session from losing itself into unsecure http

I've seen some implementations of HTTPS SSL and, as a visitor, forced to rely to a lot of those. What would a secure implementation look like and where can one expect problems? I expect the installer ...
25
votes
2answers
24k views

Can you get virus just by visiting a website in chrome

I've recently read Google Chrome: The End of Drive-By Downloads. Is it true to say that drive-by-downloads are history in Google Chrome? So if I have a link (from a spam email) I can right-click >> ...
3
votes
2answers
623 views

Risks of serving untrusted content under HTTP Content-Type: text/plain?

Am I gonna run into XSS attacks by doing this, or will a file download be prompted? Are there security problems that would rise in a modern browser?
1
vote
1answer
151 views

Closed Internet Explorer inprivate trace

Suppose that a user uses inprivate mode in Internet Explorer and browsed something. Now, an administrator wants to search the user's activity in Internet Explorer using the user's PC without having ...
1
vote
3answers
920 views

Could some one please explain - Remote Post SQL Injection

Would anyone be able to post a link to an article which explains how to do a Remote Post SQL Injection and how to prevent anything bad happening. Or even just explain on here. Any help would be ...
18
votes
8answers
1k views

Ways to secure yourself from Firesheep kiddies and other sniffing

Just a few days ago I had my first encounter with Firesheep. Luckily I was the one using it. Well, it scared me into looking for ways to secure myself. So I have two questions: In exactly what ...
6
votes
2answers
234 views

plugins to lengthen short urls for security purposes

Came across this question What browser plugins can help us to see the actual destination of such shortened URLs?
1
vote
2answers
100 views

Preventing a socially-engineered transaction

Can you explain what this blog means when it says: Something to think about when it comes to transaction signatures – demonstrating the need to keep the entire process off the PC (in this case) ...
3
votes
2answers
119 views

Vertical information portal security with a customized web browser

I am creating a SaaS that will be delivered through a Vertical Information Portal (VIP). In my research I have found that by developing a custom lean web browser and installing it on the clients ...
10
votes
2answers
4k views

Using iframes to sandbox untrusted code

I'm trying to create an extensible platform, where my site will provide a model and some views (both client-side, in the browser) and third party sites may add their own views as well. The goal here ...
13
votes
5answers
2k views

Solution to allow JavaScript input but prevent XSS

We have a simple Blog system that allows users to input html and JavaScript to build a blog page. I'm aware that allowing javascript open up the door to xss attacks. We do however need to allow users ...
1
vote
2answers
611 views

Are flash cookies still a threat and that persistent?

One year (or more) ago flash cookies were really a problem, because they could not be deleted from within a browser. They were not managed by the browser but by the flash player. Flash cookies were ...
0
votes
1answer
104 views

Implementation of a FREE web filter [closed]

I just want some advice for the implementation of a web filter for a school network. Just want to block some contents and url. A free tool should be fine I guess. Any recommendations? Thanks!
10
votes
4answers
7k views

Is WebGL a security concern?

Is WebGL a potential security problem due to the low level access it provides? For example, a web page can attempt to compile and run any shader source it wants. It seems that security would ...
3
votes
1answer
3k views

Why does Safari seem to be accepting an HTTPS connection every other browser rejects?

This question is inspired by a bug/issue in recent Linksys router firmware. Essentially, something has changed recently that's preventing HTTPS access to the web admin on current generation Linksys ...
2
votes
1answer
198 views

Browsers and export regs. Is SGC still valid?

I was reading a rather "dated" book on SSL/TLS, which mentions about International Step Up certificates and Microsoft's Server Gated Certificates which were the way arround the US export rules for ...
5
votes
4answers
3k views

Browser hijacked - how to fix and prevent?

For the second time in a month, my work PC has been infected with malware that is hijacking my Google search results in Firefox. A search for the URL hijacked searches end up at turns up nothing on ...