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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6answers
73 views

How can I allow only authorized browsers to access a website?

I have a website and I want it to be accessible only by authorized clients/browsers (ex. with a certficate). The idea is that the users can only access the webpage in their office's computers ...
1
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0answers
31 views

Content-Security-Policy & Facebook login

This question seems to be related to http://stackoverflow.com/questions/15913200/facebook-js-sdk-not-executed-in-my-chrome-extension , but I am not developing a chrome extension. I am developing a ...
1
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1answer
37 views

Simple protection against reflected XSS

I was going through some CLIENT side defenses against reflected XSS e.g. XSS auditor(chrome), IE8 XSS Filters, Noscript. They use regular expression and other sophisticated techniques. My question ...
20
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1answer
2k views

Why would the BBC web site always ask for a personal certificate, and how do I avoid giving it away?

After installing a CAcert personal certificate, every time I land on the BBC weather site it asks me to identify myself with a certificate. Why would any non-malicious web site do that unless I've ...
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0answers
53 views

okcupid hackable with Hydra? [on hold]

Is it possible to hack an okcupid account using THC Hydra, Brutus, or Cain and Abel? *I'm not asking for anything illegal, just asking if it's possible using one of those tools
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1answer
44 views

IE11 on windows 8.1 and ssl fallback

I'm having problems with SSL certs and my SSL accelerator. I have a Sonicwall SSL-R and it only supports SSLv2, SSLv3, and TLS1.0. I have it configured to decode SSL with SSLv3 as the TLS1.0 ...
0
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2answers
71 views

Can malware cause firefox to send GET requests?

Is it possible for a site to host malware such that if a certain page is accessed, Firefox is made to send additional GET requests? I'm seeing traffic for attacks coming from me that I haven't done. ...
1
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0answers
47 views

Is Google Chrome Extension access to SSL certificate validation output possible?

I want to develop an extension which will stop an user from proceeding to any banking site (configurable by user) if a proxy like paros is seating in between sending fake certificate to user. My ...
8
votes
4answers
2k views

Tor and regular browser side by side. Does that make sense?

Can I use a Tor browser session and a regular Firefox session side by side without corrupting the security of the Tor session? E.g. when I download a new Eclipse version or when I'm searching for ...
0
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1answer
59 views

Prevent Page from appearing in history

I have inherited an ASP site where sensitive data was passed in the query string as part of the URL. Something like this: www.example.Com/Test?details=Username&moreDetails=blahblah If we chnage ...
4
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1answer
140 views

Is there any risk to enabling CORS with a wildcard on S3?

By default, Amazon S3 blocks cross-origin requests. However, it allows users the ability to set up per-bucket CORS policies. It offers fairly elaborate controls for which domains and methods the user ...
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1answer
82 views

Heart Bleeding Bus [duplicate]

This may be a unwise question, but I'll ask anyhow. I have been analysis relatively a bit about the Heart Bleed vulnerability, and I'm curious as to whether it only affects web applications or could ...
2
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1answer
67 views

Which Browsers support TACK?

TACK is an IETF draft that allows certificate pinning for a TLS web server, provided the clients' bowsers support it. Unlike the certificate pinning feature available with HSTS preloading, the ...
1
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0answers
32 views

What part of the browser is typically attacked? [closed]

Pretty sure that browsers are compromised most often through their plugins, at least, that's what I keep reading. So, then, does that mean the browser itself has vulnerabilities, and the plugins are ...
1
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1answer
109 views

Anomaly detection in HTTP REFERER

I'm trying to put some anomoly detection in place and I'm looking at referrer data (I know that this is optional, and can be fudged in some circumstances). But I'm seeing too many cases of what I ...
1
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1answer
28 views

Which is safer as a URL storage, favorites or browsing history?

Somewhere on this site I read that I should connect to websites by entering the URL myself or using a bookmark when security is critical. I started wondering why that didn't include browsing history. ...
3
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1answer
36 views

user data accessible through javascript in browser

There are websites which display user information, such as browser version and operating system This website goes even further, and displays some additional information, such as desktop resolution, ...
2
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2answers
89 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
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3answers
131 views

What version of TLS does any web browser use when connecting to server where all SSL Protocols are enabled?

All (almost all) web browsers have TLSv1.0 enabled by default, moreover TLSv1.1 and even TLSv1.2 can also be enabled by default. What version of TLS will be used to connect to web server (e.g. ...
2
votes
2answers
175 views

Security of a Windows XP system after April 8th when running the latest Firefox or Chrome

As we all know, Microsoft stops developing security patches for Windows XP very soon. If a bug in the kernel was to be found that would allow an attacker to take control by, say, sending a specially ...
1
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1answer
168 views

IIS Host Header Attacks

Is IIS and ASP vulnerable to the same Host Header Attacks we have seen on Apache and Nginx? Specifically the attacks that use the HTTP Host Header to reset a password or implement web-cache poisoning. ...
2
votes
5answers
155 views

running firefox as unprivileged user on Linux

On a typical desktop (with no listening services such as Apache, SSH, ...) it seems to me, the browser is the most exposed application and a potential security compromise (and even more so with Java ...
41
votes
13answers
5k views

Why should I care if a site uses encryption or not if I'm not exchanging any sensitive data? [duplicate]

Lots of sites these days, that don't deal with sensitive data, enable encryption. I think it's mostly to make (paranoid?) users feel safer. In cases where there is a user's account being logged in, ...
3
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1answer
5k views

DOM Based XSS attacks: what is the most dangerous example?

I knew that XSS attacks (“non-persistent” and “persistent”) can hijack user session, deface websites, conduct phishing attack, etc. However, I can't understand what is dangerous of DOM Based XSS if ...
0
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1answer
44 views

Good reason to continue using fraudulent certificate?

A relative of mine used a favorites link to login to yahoo. The favorite link is https://de.mg40.mail.yahoo.com/neo/launch? However, this link uses a fraudulent certificate. Visiting the Yahoo ...
15
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3answers
633 views

Are official browser add-ons really safe?

Almost any browser addon/extension that I install on my Chrome or Firefox (be it Firebug, RESTClient, ...) warns me, saying: It [the add-on] can: Access your data on all website Access ...
11
votes
4answers
2k views

What is the safest way to close a popup window?

The internet has many articles recommending ways to close a browser popup window without infecting your computer with malware. I've seen click the red X, use ALT-F4, go to the windows task bar, right ...
60
votes
6answers
9k views

How much can I trust Tor?

How much can I depend on Tor for anonymity? Is it completely secure? My usage is limited to accessing Twitter and Wordpress. I am a political activist from India and I do not enjoy the freedom of ...
0
votes
2answers
95 views

How to hide real IP from browsers while using VPN?

You probably know that even when you use a VPN service, browsers like Chrome and Safari can still somehow provide your real location to Google Maps etc (if you give it a permission). My question is: ...
3
votes
4answers
998 views

how can you inject malicious code into an innocent-looking URL?

I am learning about XSS attacks. Wikipedia says that in a non-persistent attack an attacker may provide an innocent-looking URL that "points to a trusted site but actually has an XSS vector." What ...
0
votes
1answer
44 views

Are there software solutions take encrypted credit card data taken straight off a square credit card reader and insert them into a standard web form? [closed]

Does anyone know how you can take the encrypted output of a square card reader and insert it directly into a standard web form?
2
votes
1answer
80 views

Windows: Any method to enforce user confirmation before the browser opens a URL requested by an external desktop app?

A robust outgoing firewall will protect against desktop applications directly connecting to the internet without your permission. However, as the browser is a generally authorized application for ...
19
votes
4answers
1k views

Should websites be allowed to disable autocomplete on forms or fields?

Currently, there is an HTML form/input attribute called autocomplete, which, when set to off, disables autocomplete/autofill for that form or element. Some banks seem to use this to prevent password ...
118
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9answers
14k views

Is Adblock (Plus) a security risk?

My email-provider's website (http://www.gmx.de) recently started linking to the (German) site http://www.browsersicherheit.info/ which basically claims that due to its capabilities to modify a site's ...
67
votes
5answers
1k views

How can I protect myself from this kind of clipboard abuse?

Clipboard abuse from websites Many websites use JavaScript or CSS to stealthily insert or replace text in the user's clipboard whenever they copy information from the page. As far as I know this is ...
0
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1answer
76 views

False Positives- Server side protection against XSS

I read about XSS attacks and its prevention mechanism on server-side. It seems only protection is to sanitize the input by escaping special characters on server side (Using some PHP functions such as ...
1
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2answers
89 views

Do Chrome/browser extensions break the tab sandbox?

So, as far as I know, Chrome and possibly other browsers have a very low privilege process spawned for every tab. How do browser extensions interact in regard to this sandboxing? I'm not talking ...
1
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2answers
162 views

Extracting Facebook ID or E-Mail from Browser History

While i was looking at my browser history i noticed there has been a facebook login from my computer, there are some facebook related messaging and profile links in my browser history (chrome). The ...
2
votes
2answers
157 views

Can cookies reveal my email address?

When I visit livescore.com, ten seconds later I receive marketing emails from gambling companies. If I don't visit this site, I don't receive these emails. Similar things happen when I visit Twitter ...
22
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1answer
2k views

Why does Firefox not trust this US government SSL certificate?

Shouldn't this be a trusted certificate considering it's a wildcard SSL certificate? That is, shouldn't *.delaware.gov cover www.corp.delaware.gov?
3
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2answers
105 views

How can users be sure the browser's URL bar is not faked?

For a user to defend against something like Don't understand how my mum's Gmail account was hacked , they should pay attention to URL bar before typing their credentials. But how can you make ...
0
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2answers
40 views

Displaying a video through the web whilst hiding the location

I felt this fit more here than SO, if not, please vote to migrate. We've been approached by a company who would like to use our platform to host their videos. The issue is that right now, we use the ...
1
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1answer
335 views

How to detect if a site is using a javascript exploit?

Is there a way for me (non-expert in javascript) to detect javascript attacks from a website. I have done alot of searching around and have not come up with a definitive answer. NoScript is a pain in ...
12
votes
2answers
833 views

Is there a tool to verify browser TLS/SSL configuration

I am looking for a tool to verify the configuration of ssl/tls settings in the browser. I have found a few sites that enumerate supported ciphers and the preferences but none of them seem to provide ...
2
votes
2answers
735 views

Security behind the windows 8 eye

I use the Windows 8 operating system. Whenever I navigate to the login page of Internet Explorer 10, or even the login screen of the operating system, I see an eye symbol at the end of the password ...
1
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1answer
94 views

How can I be sure that my browser does not exfiltrate my passwords to some server?

This is my first question and I dont even know if it is the right place. If this is an off-topic just mark it as off-topic, don't go crazy and downvote. :P But how can I detect if my browser is not ...
1
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2answers
60 views

Mechanisms to offer inexpensive https to all second level .wiki domains

I'm working with the registry for .wiki, a new generic top level domain set for public availability in June 2014. We're going to be giving away hosted wikis to registrants of .wiki domains and I'd ...
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2answers
221 views

Why is my browsing history visible outside my network?

Whatever I and my family members do at 'Home PC' is visible in the history in Google chrome in my 'Office PC'. The two networks are entirely different! I saw all websites visited on our home PC by my ...
2
votes
1answer
119 views

Is it secure to access web with Xubuntu in VirtualBox running in Windows XP?

Support for Windows XP is ending soon. Therefore, I am seeking a secure solution to continue with Windows XP. When I access the web from Xubuntu in VirtualBox running in Windows XP, is the Windows ...
6
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4answers
12k views

Advanced techniques for detecting a proxy/getting original IP

In what manner can a website detect my original IP address, even though I'm using a proxy server? I've noticed this with a few sites. There are four proxy methods I've used: Firefox with a proxy ...