SSL (Secure Sockets Layer) and/or TLS (Transport Layer Security)

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15
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1answer
533 views

Does Gibson's fingerprinting service add much additional security?

I just read this post and it proposes a method of storing SSL fingerprints online so that you can double check that your certificates have not been tampered with. But is it really relevant or useful? ...
0
votes
1answer
25 views

3rd party SSL security and having an extra layer of SSL

I did a search and didn't quite find an answer to my question. I have website that is integrating with a 3rd party for eCommerce and CRM. On my side I am collecting no data. I don't collect any login ...
4
votes
2answers
71 views

Internet and Email privacy in an “internet-enemy” country [closed]

Here where I live, it is believed that all the internet traffic goes through the hands of government agencies, and the telecommunication office is actually owned by the government. Given the ...
3
votes
3answers
156 views

Should I install an SSL certificate for a website that uses a third party payment gateway?

I understand what an SSL certificate does but I need help evaluating if I need one for my client's website. His website sells holiday packages online but does so without asking for any credit card ...
0
votes
2answers
56 views

Modifying SSL Certificate once created, Multi domain

We're developing an application that has the ability to run across multiple top level domains, each with its own sub domain. (www.foo.com, www.bar.com, would each point to the same application on the ...
3
votes
2answers
200 views

Form submissions over HTTPS are not encrypted?

My question is regarding HTTPS form submission. One of our website is using HTTPS, we display the login page to the user via HTTPS protocol. When the form is submitted, if we try to intercept the ...
2
votes
1answer
86 views

How can a trusted intranet certificate be issued if they are being phased out?

I've just seen this article regarding the phasing out of intranet names on SSL certificates. However, CAs such as this one claim to still issue them and it will be "Trusted by all popular browsers" ...
0
votes
1answer
41 views

Installing a custom SSL Certificate For Local Proxy. Safe?

I've been writing some software for over a year that is a sort of browsing security/privacy application. One of the features of this software is that it uses a local HTTP proxy for some content ...
1
vote
0answers
96 views

Why are OSX users of my TLS-only site being asked to supply a client certificate?

I purchased a Comodo SSL certificate (OV), and set up the apache vhost config so that all traffic is forwarded to 443. Intermittently some users are being prompted to supply a client certificate; ...
0
votes
1answer
140 views

Is there a benefit to having SSL connections on localhost?

I have a mail server with a MySQL database back-end. The mail server and MySQL DB are both installed on the same Windows machine. Is there any benefit to using SSL connections between the two ...
0
votes
2answers
156 views

Is using an SSL Session ID along with a cookie based session verification more secure or not really?

I am using Django which is a web framework for Python. I love it but the session handling is cookie-based. Now over SSL I'm sure it's reasonably "secure" but I don't think there is any kind of fail ...
2
votes
1answer
75 views

HMAC needed with SSL/AccessToken in place?

Is using an HMAC in web service messages overkill if you are already using SSL and Access Tokens? I’m thinking of further ways to secure a service, and HMAC message signing is one. But it comes with ...
27
votes
8answers
5k views

If I visit a HTTPS website when using Tor, is my IP exposed?

HTTPS is an end-to-end encrypted connection. Given this, does the website I am visiting know my original IP? The website is only available over HTTPS (not unencrypted HTTP).
0
votes
1answer
83 views

Server not requesting for certificate in SSL handshake

I have one windows service and web service trying to make a web service call over TLS. I have setup the certificates in MMC and I am able to successfully connect using the web service. However, when ...
1
vote
2answers
161 views

Identify HTTPS vs Application SSL Traffic

Scenario A: A user points his web browser to https://users.server.com. The website completes the SSL handshake and continues with the HTTP protocol inside SSL. Scenario B: (server-side) Now, let's ...
2
votes
2answers
169 views

What are good approaches to modify TLS/SSL trafic in order to make a HTTP bot?

If I wanted to make a bot that plays/issues automatic actions/moves in a online browser game, whose communication is realized over HTTP1/1 and WebSocket (https and wws respectively), all TLS ...
3
votes
2answers
731 views

Forcing IE11 to use perfect forward secrey on AWS ELB

I can connect to my server in practically every browser except for Internet Explorer and I cannot figure out why. I am resolving SSL on AWS Elastic Load Balancer (ELB), which is configured to use the ...
2
votes
2answers
217 views

Any MITM tool for forcing weak SSL cipher suite?

Let's say I'm trying to reverse engineering communctions between an Android app and a web server uing HTTPS. At beginning, I tried to do MITM using webmitm and a fake cert. But the app failed to ...
3
votes
2answers
136 views

Is there such a thing as a non-expiring SSL certificate?

Is there such a thing as a non-expiring SSL certificate? Our scenario is that we develop and sell embedded devices (think "internet of things"). These devices have little web servers running on them ...
2
votes
1answer
121 views

Localhost WebSocket defense

If a malicious application has found its way onto a computer running a localhost only WebSocket server, would it help if the communications used SSL? If so, how could SSL fail if a malicious app ...
0
votes
1answer
60 views

From where I can get a list of trusted certificates fo HTTPS?

I am using OpenBSD with a browser named Xombrero that doesn't have SSL certs by default. Should I get the certs from the /etc/ssl/certs.pem file? (ex.: I am not trusting OCSP and don't trust that my ...
0
votes
2answers
207 views

Google's usage of RC4

I was reading about Google's usage of RC4 and an answer on stackexchange website stated the following: I know Google uses RC4 for most of its services, and this is the reason one shouldn't keep ...
2
votes
0answers
75 views

How to go about an ssl certificate renewal

I've got an ssl certificate from godaddy, and it's time to renew. I ended up with a single "keystore" file, which I give to my webserver (jetty). This is the process I went through to generate the ...
4
votes
1answer
251 views

Who is this strangely named Certificate Authority?

I'm researching certificate authorities, and I just have no idea what to think of the CA named x00Ax00-x00Tx00rx00ux00sx00tx00 x00Gx00ex00sx00.x00 x00fx00xFCx00rx00 ...
1
vote
1answer
66 views

SSL/TLS in-memory data interception after decryption

In a scenario where a client is reading data from a server over SSL/TLS and then encrypts that data using a client-side symmetric key before saving it to the disk, how susceptible is the data to an ...
1
vote
3answers
95 views

Can we control the SSL version for ClientHello

Can we control the SSL version for ClientHello (like passing the lesser version then maximum supported)? I am using Java client to connect to App server. Currently my client is supporting TLSv1.0 and ...
3
votes
2answers
905 views

Identify and disable weak cipher suites

i'm asking a question on a subject that is pure chinese to me..sorry in advance A security scan result prior to the deployment of a web application on windows server 2008 R2 has raised the below ...
2
votes
2answers
185 views

Why should the dh keylength match rsa length in tls?

A few sources state that the DH keylength (bits of the prime) should match the keylength of rsa for TLS. For example SSL_set_tmp_dh(3) from openssl has example code on how to match the dh parameters ...
2
votes
4answers
198 views

Why isn't there a Global Root for SSL?

I was just wondering why there is a file on your computer implementing the trusted root CA's instead of something similar to DNS where there is a file on root servers that computers check against to ...
0
votes
1answer
710 views

Javascript http to https redirect - how vulnerable/how secure? [duplicate]

If I had a website http://site.com redirecting to https://site.com via javascript (with a HTTP/1.1 403 Forbidden), what are the attack vectors I could be vulnerable too? Why is this not a good ...
3
votes
2answers
335 views

How a provider can tap an internet line even for SSL encrypted connection [duplicate]

I heard once from someone I trust, that the French governement is about to buy and certify a software to put on tap an internet line even for HTTPS connection. I don't really care about the legal ...
2
votes
1answer
97 views

Learning recommendation for Enterprise PKI design and management?

I'd like to learn the top-shelf methods for designing and managing a generic X509 certificate infrastructure. There's some books here and there, but I figured I'd ask if anyone here has any favorites. ...
5
votes
1answer
778 views

How to check if the HTTPS connection is using perfect forward secrecy?

Question As a regular Internet user, how do I check if my current HTTPS connection to some website is using perfect forward secrecy? Example I've taken two screenshots from my HTTPS connection to ...
3
votes
1answer
372 views

OpenSSL Secure Renegotiation

Has anyone tried to do secure renegotiation on OpenSSL and verify it using WireShark? I can't seem to do a secure renegotiation as far as RFC 5746 is concerned. I tried to issue the connection ...
0
votes
2answers
143 views

SSL handshake: what makes it unforgeable?

I understand the ssl handshake flow, but still need few verifications: If I'm trying to forge another handshake the client will fail because, and only because the certificate I'll send him back is ...
1
vote
3answers
200 views

Teaching Introduction to Information Security as a mandatory course. Please your advice

I deliberated whether I should publish this question here, or in CS.stackexchange. I decided to do it here, as I think that the opinion of security experts will be more helpful. I'm teaching in some ...
1
vote
2answers
111 views

Can non-https assets be tampered with?

Why load assets such as images, javascript, css etc, over HTTPS? Is it possible for these assets to be tampered with if I use HTTP? The only way I could conceive of tampering with HTTP loaded assets ...
2
votes
2answers
285 views

Risks of client-side encryption using Stanford Crypto Library

I'm building a simple web application for encrypted chat. Each message will undergo 256-bit AES encryption on the client side, using the Stanford Javascript Crypto Library. No unencrypted data or ...
1
vote
2answers
63 views

HTTPs token Parameters : UDIAuthToken

For HTTPs I saw the URL was configured in https://test.com/xml/Transformer=TEST&UDIAuthToken= < string of alphanumeric chars, 160 in count > << this a dummy hostname, with dummy ...
1
vote
1answer
79 views

Any good tutorials / libaries for implementing TLS-SRP? [closed]

In this thread, Tom Ptacek explains what Password-Authenticated Key Exchanges are, and it got me really interested in them. If I'd like to start learning about how to build them into real world ...
0
votes
3answers
205 views

Trust a non-root CA in OpenSSL

Is it possible to have OpenSSL trust a non-root CA such that a certificate signed by that non-root CA can be properly verified? I've noticed that the default behavior for OpenSSL is to only verify ...
3
votes
2answers
234 views

Is it possible to steal a non secure Cookie when the Web Server (IIS) only allows Https?

Is it possible to steal a non secure Cookie (Secure Flag is false) when the Web Server (IIS) only allows Https?
1
vote
3answers
249 views

Does an SSL Certificate (https) guarantee security without every page being SSL secured?

I'm writing a paper for class and one of the things I'm writing about is internet security. I know that SSL certificates can be easily obtained and are supposed to encrypt data on SSL certified pages. ...
3
votes
1answer
130 views

Are all cipher suites with rc4 in them intrinsically flawed?

I've been wondering lately if RC4 is so flawed in all its forms, why is it that it is still being supported by all major browsers per default? Why does the typical chrome browser prefer ...
2
votes
1answer
303 views

How does Windows/IIS keep a certificate protected or should I never run Apache Webserver on a Windows server?

If I follow the reasoning of a colleague it seems you should never run Apache Webserver or Tomcat on a Windows server if you want to keep the https certificate safe. Let me explain before this ...
2
votes
1answer
142 views

How to select the right SSL cipher suite for low powered hardware?

Scenario I have many set top boxes that feel sluggish when accessing HTTPS websites. I would like to find out which SSL cipher suites are most appropriate to use for our websites, so that the boxes ...
0
votes
1answer
275 views

Grey vs Green padlock in address bar - technical difference [duplicate]

What is a technical difference between "grey padlock" and "green padlock" in URL bar in browsers? As an example we can take: Green padlock: Bank of America Grey padlock: Google Search Both of ...
3
votes
1answer
499 views

Client certificate for 2 way SSL works in some programs, and fails in most

I am trying to establish 2 way SSL connection with remote server and I have received certificate to connect. Can somebody explain behaviour described below. I am able only to use it with SOAP UI ...
1
vote
1answer
167 views

Does Skype Trump SSLStrip?

I am using SSLStrip against my own computer, but am not being redirected to HTTP. Skype automatically starts up and logs in at my computer's startup, so I was wondering whether the fact that port 80 ...
0
votes
2answers
187 views

How secure is XMPP with self-signed SSL certificates?

I'm looking for an easy way to set up a simple IM infrastructure that protects messages in transit as well as avoids having logs in places that neither I nor someone I trust controls. I'm based in ...