This will force the FortiGate device to rebuild the certificate chain and find the ISRC Root X1 Root CA Cert in the local certificate in the store. == Cookie Notice If OpenSSL 1.1.1a is installed, the system displays a response like the following: #openssl s_client -connect 10.1.100.10:10443 -tls1_3. Update and configure the .NET Framework to support TLS 1.2 You'll need to update applications that call Microsoft 365 APIs over TLS 1.0 or TLS 1.1 to use TLS 1.2. . Configured basic logging. However, I suspect there is a more sophisticated way to do this. ), @DarshanaPatel You can connect to any server with that command, or if you want to use that command you can install OpenSSL for Windows. Please "Accept the answer" if the information helped you. What's the difference via the registry HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols and TLS listed in Web Browser settings? nmap is not typically installed by default, so youll need to manually install it. end. More information WebTo establish a client SSL VPN connection with TLS 1.3 to the FortiGate: Enable TLS 1.3 support using the CLI: config vpn ssl setting. Change this setting from the CLI: # config system global set admin-https-ssl-versions (shift + ?) Completed firmware updates, if any. The minimum TLS version that is used for local out connections from the FortiGate can be configured in the CLI: config system global set ssl-min-proto-version Seems that they recently added support for 1.3: Command prompt to check TLS version required by a host, https://maxchadwick.xyz/blog/checking-ssl-tls-version-support-of-remote-host-from-command-line, https://nmap.org/nsedoc/scripts/ssl-enum-ciphers.html, How a top-ranked engineering school reimagined CS curriculum (Ep. Above configuration Validate Cipher Suites Offered to Servers from Windows Created on How to change TLS version from 1.1 to 1.2 in SOAP UI, No Proceed Anyway option on NET::ERR_CERT_INVALID in Chrome on MacOS, Detecting / checking TLS version of a request.