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.

learn more… | top users | synonyms (2)

1
vote
1answer
54 views

Benefits of injecting antivirus inside browser

Some antiviruses propose you to use their browser plug-ins. For instance, Avast SafeZone propose you reactive defend by checking signatures of keylogers/malware/spyware etc. But, what's the benefit ...
-2
votes
0answers
24 views

Airline ticket online buying session [on hold]

I bought an airline ticket that was booked for a different month than it should be. The problems may be: User input error Server error I have a cookie from the session from www.utiket.com to be ...
0
votes
0answers
17 views

BeEF public IP address vs local IP address

I just set up BeFF XSS framwork on my remote Ubuntu server and I hooked JS.code to my public website (I developed deliberately vulnerable persistent XSS website for education purpose). So I simulated ...
2
votes
1answer
83 views

Web browser security comparison analysis

Secunia publishes an annual vulnerability review that covers web browsers and surprisingly Google Chrome leads the number of known vulnerabilities in comparison to the likes of Microsoft Internet ...
1
vote
2answers
87 views

SafeZone: keyloggers/malware/spyware protection

As part of Avast free updates you have a chance to use SafeZone browser. Among features of SafeZone browser I found that SafeZone protects you from keyloggers/malware/spyware. I'm interesting ...
0
votes
0answers
17 views

Problem with Firefox browser about user privacy [migrated]

Every time I use my firefox browser to visit sites like this I end up with multi redirection popups on every single click. however, I solved the problem accidentally by visiting the previous site ...
8
votes
2answers
349 views

How will SHA1 deprecation affect internal CA's?

I am hearing that the SHA1 Deprecation notices from MS/CHROME only apply to certs that are a part of a public trusted root program. This makes one believe that IE will have new logic built in to allow ...
5
votes
1answer
396 views

Regarding Windows password and Chrome's 'Remember password' Feature

Google Chrome browser helps in password management by prompting users to remember their passwords for the websites. These saved passwords can be accessed from the browsers "settings" menu, and to do ...
2
votes
6answers
6k views

How can I know that the CA certificates in my computer have not been spoofed?

As far as I know, the browser contains the certificates of several CA. When I access http://gmail.com, the site says it is Gmail, it exposes a certificate signed by one of the CA I have in my ...
4
votes
1answer
148 views

How make Firefox ignore X-XSS-Protection header from server?

I have two questions: 1)How can I make Firefox ignore X-XSS-Protection header? I have a website which sends X-XSS-Protection: 1 header and I want my Firefox to ignore that header, because it destroys ...
1
vote
3answers
115 views

How can I find an unauthorized/unknown proxy on my home network?

I recently started receiving an error while trying to stream netflix that I'm using a proxy. Exactly this error code here: https://help.netflix.com/en/node/277?ba=GSButtonClick&q= My problem is ...
4
votes
1answer
56 views

Should my company change the internal Root CA hash method from SHA-1 to SHA-2?

My company have a Root Certificate Authority which is installed on a Windows Server 2003 and uses SHA-1 as hash method. We will migrate to Windows Server 2012. Checking the root certificates of my ...
-4
votes
0answers
28 views

Specific ad links only with Chrome (not in incognito mode or Firefox)

I'm seeing some particular ad (erectile disfunction) links in [website removed] (right in the header) and I'd like to make sure this is not a problem with my pc. I only see those links with Chrome ...
3
votes
1answer
55 views

Is same origin policy for web only useful because of cookies?

There is a same origin policy in the browser to ensure that e.g. bad site won't read your data from Facebook. But it seems that the only problem that it tries to solve is that cookies are ...
2
votes
1answer
157 views

Encrypting data before sending to SaaS tool and decrypting on browser view

I'd like to send data to a SaaS tool, where the data is stored in the cloud. I'll use Google Analytics as an example, but it applies to any similar service. Google Analytics does not allow you to ...
3
votes
0answers
26 views

How to check if redirected site like OAuth is genuine?

One common security advise is to open sites only from bookmarks (see also Explain to non tech savvy person how to check that your connection to mybank.com is safe? ). This approach fails if a site ...
0
votes
0answers
6 views

Autofill Username Creation [migrated]

As an administrator I have found various usernames in the autofill bar when you attempt to log in to sites. These usernames are unknown and I was wondering if anyone knew of a way that I can find out ...
-2
votes
1answer
44 views

Is Tor Browser vulnerable to WebRTC leak?

If so, which are all the possible solutions to the problem? Are there similar issues to be aware of? Thank you in advance.
0
votes
4answers
6k views

“Virus Found” Web Browser Pop-up

I use a website that typically creates a new tab with an ad on the first click. Usually, I can close the tab without even looking at it, but recently a more aggressive strain brings up a pop-up (for ...
1
vote
3answers
40 views

Security implications of FileExists() from javascript in browser

What would the security implications be if JavaScript, in a browser, could perform a typical FileExists() operation with normal file paths (win and/or mac)? Something like Node's fs.existsSync(path) ...
3
votes
3answers
251 views

Flash cookie and man-in-the-middle

I am using the Scala Play web framework. In it, there is a PLAY_FLASH cookie used to flash messages to the user (it's a cookie so it will still work after several redirects). I put HTML in the cookie ...
5
votes
1answer
44 views

Does prefetching/preloading in web browsers pose a security risk?

Today I googled the name of a domain that was reportedly serving up malware. My search results came up (with the compromised domain at the top of the list) and within seconds my AV gave an alert ...
0
votes
1answer
60 views

How to prevent hotlinking on binary content served through PHP?

I am trying to secure a byte serving script, written in PHP, mostly taken from http://www.tuxxin.com/php-mp4-streaming/ to protect against linking the video directly and easy downloading. I therefore ...
0
votes
1answer
90 views

Why would a website want to know what operating system you are using?

As per this question, websites can learn what operating system a client is running by examining the HTTP headers. There are some addons that prevent this from working. What is a legitimate use of ...
0
votes
1answer
50 views

Virus: Images get replaced on website [closed]

I have installed Windows 7 again on my laptop with Chrome as browser. The problem is that on different websites I visit, the actual images of the website get replaced with out of context images. It ...
1
vote
1answer
64 views

How do websites recognize visitors? [duplicate]

Being more specific, I would like to know which are the possibilities for a webbsite owner to detect whether the same user logs with different accounts, and how to bypass each of them. For example, I ...
3
votes
3answers
158 views

Why are root certificate authorites allowed to issue certficates for any domain?

Why are certificate authorites allowed to issue certificates trusted by browsers for any domain name? Doesn't that imply that one highjacked root certificate authority can issue trusted fake ...
1
vote
3answers
90 views

Can Google Chrome read/scan my ProtonMail inbox page?

If I used Google Chrome to visit ProtonMail website, it would not be difficult for Google to read my emails since it would just need to scan/read the content of the page. Messages are encrypted just ...
7
votes
5answers
3k views

What are potential security risks when using an insecure wireless connection?

If someone is using an insecure wireless connection (for example a hot spot in a coffee shop) does it pose a threat even if the person is using a secure application layer protocol? What I mean by ...
0
votes
1answer
44 views

Is firefox disabling of insecure TLS fallback part of the HSTS spec?

I've been looking into HSTS, and I can see that Firefox has supported it since version 4, but I can also see that you could click through untrusted cert browser warnings until Firefox 37. Is the ...
7
votes
2answers
116 views

What are the security benefits to block all http referer header requests for web browser?

I would like to know also if you lose site functionality. Is this a security benefit that is beneficial than compromising functionality (if compromising at all)? What I mean by this is one a ...
1
vote
1answer
56 views

Panopticlick performance for Tor Browser not great. Why?

These are the results for the Panopticlick test on Tor Browser that I just performed: Is your browser blocking tracking ads? Partial protection Is your browser blocking invisible trackers? ...
0
votes
0answers
24 views

Since yesterday, NoScript has asked twice whether to “allow scripts from example.com”. What gives?

Since yesterday 2015-01-19, I have had two occasions where NoScript has apparently blocked scripts from "example.com", the actual domain, not the meta-level foo variable. According to this Wikipedia ...
1
vote
0answers
21 views

Where should I store sensitive data within an Apache Cordova application?

I have to implement a 2 factor authentication (2FA) feature within an Apache Cordova application so that the user is able to login into the desktop application using the generated token. Common 2FA ...
0
votes
0answers
19 views

Is keeping business data in browser database websql secure?

Knowing that Server always validates the data before saving it. Browser app is generating the data based on user input and some business logic and is storing it locally. Browser app then synchronize ...
7
votes
5answers
4k 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 ...
-1
votes
0answers
11 views

What is the Site “chrome://FirefoxAccounts (Firefox Accounts credentials)” under “Saved Logins” section in Firefox for ? [migrated]

Created a user account in firefox and saved it , I saw these 2 entires in "Saved Login"? It's a bit creepy because I was trying to switch over to Firefox from Chrome.Why is it prefixed "chrome://" ...
16
votes
4answers
10k 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 ...
11
votes
5answers
2k views

Why do most browsers store browsing history by default?

Why do most browsers store browsing history by default? It seems like people often have to go to the hassle of manually deleting their history or using incognito mode. Are there some major advantages ...
1
vote
2answers
695 views

Extracting Facebook ID or email from browser's history

While I was looking at my browser's 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 ...
1
vote
1answer
299 views

Prevent a page from appearing in browser's history

I have inherited an ASP website 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 ...
2
votes
1answer
152 views

How secure/private is the browsing history on browsers?

I've been using Aviator secure browser for a while which insists that you run private mode by default (cookies and history wiped after every session), which makes me wonder how secure the history is ...
0
votes
1answer
98 views

What browsing history exactly would police have under proposed UK law change? Plain english

It's very unclear what '12 months' browsing history being kept by network provider' actually means to an uninformed person. Thunderbird? VPN? Startpage searches? Bit-torrent downloads? Epic browser ...
0
votes
0answers
12 views

Tor browser with external Vidalia proxy [migrated]

I have configured an Onion router successfully - based on this tutorial. I connect to the wireless network, and all of my connections are using Tor. I also started Vidalia on port 8118 on the ...
0
votes
1answer
62 views

What are the exact security risks of having JavaScript enabled?

There are a lot of websites out there that state that you should disable JavaScript because of the possible security risks. There's also a reason that an AddOn like NoScript has been developed and is ...
2
votes
1answer
81 views

WebCrypto algorithms and differences with other crypto libraries

I was looking at the WebCrypto crypto libraries coming form the W3C. Looks like only a few cryptosystems are supported, including AES-CBC, AES-CTR, AES-GCM, and RSA-OAEP. ...
113
votes
5answers
4k 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 ...
38
votes
3answers
5k views

Why do some internet banks force logout on back button?

A design pattern I've noticed on internet banking sites is that you get automatically logged out and sent to a warning page if/when you hit the back button on your browser, ending your session and ...
1
vote
3answers
89 views

Why limit internet access while connected to a remote desktop?

I work in the nuclear industry, and sometimes we have some strange (but understandable) standards for information security. I have encountered one which seems odd and would like to know the potential ...
7
votes
3answers
527 views

Why do Firefox and Chrome “leak” critical security information out of the browser and how can I stop it?

In studying SSL / TLS handshakes and encryption, I found a method that describes how to export the SSL / TLS session keys from Firefox to an user or environmental variable outside the browser, and ...