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20
votes
3answers
1k 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 ...
17
votes
6answers
2k views

Is Google Chrome a more secure browser?

I was amazed that IE 8, Safari, Firefox were hacked so fast at Pwn2Own 2010. Is Chrome really so good or was it not tested? Has anyone other results of independent investigations about security of ...
16
votes
2answers
3k views

Securing Google Chrome Browser against the Logjam exploit on Windows

Is there a way to fix Chrome against the Logjam TLS exploit on Windows? I have updated my Chrome to the latest version yet the https://weakdh.org/ website warns me that "web browser is vulnerable to ...
1
vote
3answers
75 views

Vulnerabilities despite FIDO U2F?

FIDO U2F seems much more secure than one-time-passwords (OTP), especially TOTP, because of the challenge-response architecture. In what ways is a U2F user still vulnerable? I presume if a user's ...
1
vote
3answers
54 views

Addons in Chrome

When installing any add on in Chrome, a set of permissions is needed to be granted to the add on. Many addons(including popular ones like Pocket and Adblock) have Read and change all the data on the ...
2
votes
2answers
2k views

Checking domains HSTS status

The Chrome browser offers a quick way to check domains HSTS status over the page chrome://net-internals/#hsts (section query domain). The query result looks e.g. like this: Found: domain: owasp.org ...
4
votes
1answer
86 views

Should Flash be disabled, or are sandboxes secure enough?

Flash is a hot bed of vulnerabilities. Chrome contains a built in version of Flash, running in sandboxed mode. Obviously, this method is safer than running Flash as a plugin in either Firefox or IE. ...
2
votes
1answer
1k views

Cannot turn off XSS filter in Chrome

I am using the following command to launch Chrome: "C:\Program Files (x86)\Google\Chrome\Application\chrome.exe" --args --disable-web-security to turn off XSS auditor in chrome in Windows 7, but ...
-2
votes
0answers
57 views

Did I just get a virus by visiting this site? [closed]

WARNING! This may contain a virus: bestfooz.blogspot.com.br How do I know if I was infected when I clicked that link? (I was using Chrome) There was no pop-ups and I didn't see any download, but ...
0
votes
0answers
28 views

“encrypted using an obsolete cypher suite” - After using IIS Crypto best practices [duplicate]

I've used the IIS Crypto tool, using best practices and I still get "encrypted using an obsolete cypher suite" In Google Chrome. There's so many various cypher suites, and I'm yet to find a ...
1
vote
0answers
50 views

How to know which extension or software is causing ads in Chrome? [closed]

Starting yesterday, I noticed that something weird is going on with my laptop. After unlocking my laptop I found that the empty Chrome pages that I opened are getting redirected to ads. I am running ...
0
votes
1answer
38 views

Getting a certificate warning for one email but not another

When I log into outlook.com using Chrome browser, I get a certificate warning for one account but not another. One says my connection is private, the other says it "may not be private". Here are the ...
1
vote
1answer
190 views

Using VPN in the UAE - safe or trackable?

I'm currently in the United Arab Emirates, and I am wondering if Etisalat or the UAE can track what I am doing if I use the ZenMate VPN addon to Chrome?
1
vote
1answer
86 views

Could the causes of CVE-2015-2502 vulnerability be common to Firefox and Chrome?

On Tuesday August 18, 2015, Microsoft published an advisory pointing out a 0-day vulnerability (CVE-2015-2502) that can be exploited by an attacker to perform a remote code execution on Internet ...
27
votes
4answers
49k views

Google Chrome “Your connection to website is encrypted with obsolete cryptography”

Google Chrome is showing new information in the certificate section. Is this a big deal? If so how can I fix it on the server end? EDIT: Thanks for the answers but I'm not skilled in cryptography ...
4
votes
2answers
50 views

Are X.509 nameConstraints on certificates supported on OS X?

I have the following "chain" of certificates on a test machine right now: A self-signed CA cert, in my Keychain and trusted & trusted by Firefox. A CA cert with with the following, X509v3 Name ...
3
votes
2answers
8k views

What is s3.amazonaws.com, and why is Chrome blocking it?

Lately, whenever I click on a download link in Google Chrome, it redirects to another link starting with s3.amazonaws.com, which in turn gets blocked either by Chrome or by my Antivirus (Comodo ...
1
vote
1answer
93 views

Difference between X-Forwarded-For IP, X-Real-IP, VPNs and TOR

I have this Google Chrome Privacy Preserving Extension that I am working on. Where I can spoof the header information e.g user agents and else. When I spoof X-Forwarded-For IP and go to ...
128
votes
4answers
72k views

What exactly does it mean when Chrome reports 'no certificate transparency information was supplied by the server?'

When visiting Gmail in Chrome, if I click on the lock icon in the address bar and go to the connection tab, I receive a message 'no certificate transparency information was supplied by the server' ...
1
vote
7answers
5k 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 ...
3
votes
2answers
693 views

Chrome showing SSL warning about SHA-1 when the sites don't use SHA-1

My version of Chrome on an iMac (latest 43.0.2357.130 (64-bit)) is showing an SSL warning for well-known sites (Hackernews, GitHub, DigitalOcean): This site uses a weak security configuration ...
2
votes
2answers
176 views

Should I update my SHA-1 certificates? If so, how?

Q: Should I update my SHA-1 certificates? If so, how? Recently I noticed the "https:" has a red strike-through and warning in Chrome, but only on certain websites. Apparently this has been ...
3
votes
2answers
8k views

Does Chrome OS Allow Executable Files?

My company has some real security issues and I am wondering if using Chrome OS can be some solution to my problem. Typical Windows computers seems all to vulnerable to attacks from malicious images ...
11
votes
1answer
3k views

Why would Chrome not display a padlock icon at all on an SSL site?

I have an internal website running on SSL, but when going through it in Chrome, I don't get a padlock icon at all: However, clicking it does show that the site is encrypted. There are a bunch of ...
4
votes
1answer
171 views
5
votes
3answers
227 views

Ali Express hijacking my Chrome

So randomly every now and then, when I click on a link - instead of opening it normaly, a new tab is opened and some website with "tracking" in the name (I haven't caught the full name yet, it's quite ...
4
votes
3answers
134 views

Is my Google session safe when my computer is logged out or locked?

I've recently uploaded all the family photos to my Google Drive account. I have a strong password and 2 step verification enabled on my Google account. My home computer is (naturally) trusted and ...
0
votes
5answers
8k views

I see a warning notification “site not verified”

Utill yesterday I never saw any warnings on secure sites like twitter and many others but currently I am getting an exclamation in my chrome saying identity not verified but https is indeed used, ...
-1
votes
1answer
42 views

Should a Web Search with Evernote results be a concern?

While using a Chromium based browser (Chromodo) and doing a regular Google search, Evernote is now appearing on the side with "related results in your notes". Does anyone know how they are doing ...
0
votes
2answers
365 views

Disabling CBC ciphers does not stop Chrome from negotiating to use CBC ciphers

I am getting an message about 'obsolete cryptography' from Chrome. Your connection to (site) is encrypted with obsolete cryptography. The connection is encrypted using AES_256_CBC... Per ...
3
votes
3answers
8k views

Chrome showing cryptography as 'obsolete'

Similar to this question, Chrome is showing the connection cryptography as obsolete. Opera, IE and Firefox seem perfectly fine with the connection. My guess would be the message authentication is ...
0
votes
2answers
196 views

Authenticating Hotmail's certificate and connection security

I've recently received the following error message from hotmail.com (or live.com) after I have logged in using Chrome browser, consistent using different accounts and computers (regardless of 2FA or ...
2
votes
0answers
47 views

What technologies does ChromeOS use to secure saved passwords?

I have read that Chrome will use the system's native credential tools to manage saved passwords (e.g. KeyChain on OSX, libsecret on Linux/GNOME etc). Does anyone know what tools are used on ChromeOS? ...
2
votes
1answer
3k views

Is google.com/webhp malicious?

Lately, I've noticed the addition of "/webhp" in the url of Google searches along with some additional variables, "sourceid", "rlz", and a few others. Together, they make a URL in the form of ...
2
votes
1answer
55 views

are chrome extensions in the Chrome store generally safe?

Should I ever be worried about installing any chrome extension from the Chrome store? A lot of the Chrome extensions I have, have the permission "Read and change all your data on the websites you ...
4
votes
1answer
148 views

Different SSL cert behavior with Chrome on desktop vs. Chrome on iOS

We have a website, https://uk.care.com, that has a GeoTrust multi-SAN cert on it. The cert is up-to-date, using SHA-256, TLS 1.2, etc. When we view the site in Chrome on various desktop systems it ...
4
votes
2answers
1k views

Obsolete cryptography (SHA1) warning although certificate uses SHA256

I ordered a certificate with SHA256 from Comodo and was wondering why Chrome shows this message: Your connection is encrypted with obsolete cryptography. The connection is encrypted using ...
0
votes
1answer
213 views

Google Chrome obsolete cryptography

I have a apache server running and following configuration for ssl: Header always set Strict-Transport-Security "max-age=31536000; includeSubDomains" SSLProtocol -all +TLSv1.2 SSLCompression Off ...
6
votes
3answers
4k views

Man-in-the-middle Blue coat proxy ssl or what?

I have just discovered that my workplace have enabled some new feature in the blue coat network proxy. It seems like all https certificates in chrome on windows is being issued by this internal ...
3
votes
1answer
997 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 ...
1
vote
1answer
78 views

Give Someone Access to Secure Website? [closed]

I have someone I hired on a 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 ...
4
votes
1answer
2k views

Is Vimium (Chrome extension) really safe?

I really like the Chrome extension Vimium. It significantly speeds up surfing for power users. However, when you install it, Chrome warns you because this extension injects JS code on every page you ...
0
votes
0answers
683 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: ...
5
votes
1answer
161 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
votes
1answer
216 views

Why does Chrome display "Your connection to website… However, this page includes other resources which are not secure…”? [duplicate]

I know there is a similar post, but I thought this one is different because I do not get this consistently, the message and icon are different. Please compare the message with that of the so-called ...
6
votes
3answers
479 views

Favicon Redirection Possible Security Flaw

I have the domain example.com When I enter the URL https://api.example.com, Chrome loads the page and also tries to load https://myapp.example.com/favicon.ico, and that request receives a 301 ...
4
votes
3answers
6k views

How to prevent installation of Google Chrome extensions

You can prevent the installation of Google chrome extensions on a Desktop?
0
votes
0answers
85 views

Problem in 'underscore.js' “new Function()” when CSP header is set.

In underscore.js, template rendering causes violation of the 'unsafe-eval' property, with CSP error at following line: "render = new Function(settings.variable || 'obj', '_', source);" The solution ...
7
votes
2answers
9k views

Can running a browser in Windows Compatibility Mode be a security issue?

I have several clients that are having trouble logging into vendor's web service. When talking to the vendor about the issue, they told me to set them up with Chrome running in Windows XP ...
7
votes
1answer
331 views

Distinguish between Wi-Fi Captive portal and MitM attack

Not sure whether this should be asked in Super User or here. How does Chrome distinguish between a Wi-Fi access point intercepting with a captive portal and a man-in-the-middle attack on HTTPS? Are ...