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118
votes
17answers
120k views

How do I list the SSL/TLS cipher suites a particular website offers?

How can I retrieve a list of the SSL/TLS cipher suites a particular website offers? I've tried openssl, but if you examine the output: $ echo -n | openssl s_client -connect www.google.com:443 ...
24
votes
4answers
16k views

Can the telnet or netcat clients communicate over SSL?

I would like to test client connections with IMAP over SSL, HTTPS, and other secure text-based Internet protocols over SSL/TLS, the same way I would using telnet or netcat if they were not tunneled ...
4
votes
3answers
14k views

Disable SSLv3 in major browsers

As the question suggests: How to disable support of the SSL version 3 and set TLS version 1 as minimum (oldest) protocol supported in order to defend against POODLE. One can test a browser with this ...
2
votes
1answer
2k views

Which versions of the Windows TLS/SSL file transfer software like WinSCP and FileZilla are not affected by Heartbleed?

I noticed that many people still use versions affected by the heartbleed vulnerability of wide spread TLS/SSL enabled Windows clients like WinSCP and Filezilla. To be able to make safe ...
3
votes
3answers
1k views

SSL/TLS vs SSL/TLS-VPN

Whats the difference between using SSL/TLS in a web browser and an actual SSL/TLS VPN? Is SSL/TLS actually the pure technology and when one uses https:// in a browser this is a vpn connection?
1
vote
2answers
1k views

openvpn tls 1.2

Openvpn cant establish connection with any tls 1.2 cipher. TLS-DHE-RSA-WITH-AES-256-GCM-SHA384 TLS-DHE-RSA-WITH-AES-256-CBC-SHA256 TLS-DHE-RSA-WITH-AES-128-GCM-SHA256 ...
1
vote
1answer
239 views

What does my internet provider know about my online activities?

What does my internet service provider know about my online activites in these cases? plain server (www, ftp, whatever) connection and provider's DNS secured (e.g. TLS) server connection and ...
1
vote
1answer
3k views

Cannot use SSL/TLS on Mac OS X

I'm using a Mac I don't have administration rights on, so I can't create new accounts or anything like that. However, in my account (there's a general account in which everything works fine) I can't ...
0
votes
2answers
282 views

Can't browse HTTPS pages. TLS error. Outobox virus?

Suddenly I have lost an ability to browse HTTPS pages with all browser. Here is an example of simple Google search with Chrome In other cases it can show blank page, or TLS error message. UPDATE ...