How do you check which SSL TLS versions are available for the server?

Answer

Table of Contents

Log into the server via SSH.
Execute the command: # nmap –script ssl-enum-ciphers -p 443 example.com | grep -E “TLSv|SSLv” Note: replace the example.com with the name of the required domain. The output will be as shown below: # | SSLv3: No supported ciphers found. | TLSv1.0: | TLSv1.1: | TLSv1.2:

How do I check my SSL settings?

Enable SSL/TLS in Google Chrome

Open Google Chrome.
Press Alt + f and click on settings.
Select the Show advanced settings option.
Scroll down to the Network section and click on Change proxy settings button.
Now go to the Advanced tab.
Scroll down to the Security category.
Now check the boxes for your TLS/SSL version.

What is the command to check TLS version in Windows?

Resolution

Different ways to check TLS version your instance is using:
1) Curl command:
A) TLS1.0 –> curl -v -s –tlsv1.0 https://.service-now.com/stats.do -o /dev/null/ 2>&1.
B) TLS1.1 –> curl -v -s –tlsv1.1 https://.service-now.com/stats.do -o /dev/null/ 2>&1.

How do I know if SSL 3.0 is enabled?

Verify the status of SSLv3 using the following CLI command: show sslv3 . If the output indicates SSL setting is disabled , SSLv3 is disabled. No additional steps are required to disable SSLv3. If the output indicates SSL setting is enabled , SSLv3 is enabled.

What version of openssl do I have?

Major version releases

Version	Original release date	Last minor version
1.0.2	22 January 2015	1.0.2u (20 December 2019)
1.1.0	25 August 2016	1.1.0l (10 September 2019)
1.1.1	11 September 2018	ongoing development
3.0.0	7 September 2021	ongoing development

How do I examine an SSL certificate?

For most browsers, look to see if a site URL begins with “https,” which indicates it has an SSL certificate. Then click on the padlock icon in the address bar to view the certificate information.

What version of OpenSSL do I have?

How do I check chrome TLS version?

Google Chrome

Open Google Chrome.
Press Alt + F, then select Settings.
Scroll down, then click Show Advanced Settings.
Scroll to the System section, then click Open your computer’s proxy settings.
Select the Advanced tab.
Scroll to the Security section, then check Use TLS 1.2.
Click OK, then close Chrome. TLS v1.

How do I find OpenSSL version on Windows server 2016?

Run OpenSSL Open the command prompt using ‘Windows’ + ‘r’ then type ‘cmd’ to open command prompt. Type openssl version command on CLI to ensure OpenSSL is installed and configured on your Windows machine. You should see the version information if OpenSSL is configured correctly.