If the server side supports it, you can use the TLS version of these protocols with curl. HTTP has HTTPS, FTP has FTPS, LDAP has LDAPS, POP3 has POP3S, IMAP has IMAPS and SMTP has SMTPS. What version of TLS does curl use?Ĭurl supports the TLS version of many protocols. Transport Layer Security (TLS) is a technical term for secure communication between two computers. Close your browser and restart Internet Explorer.Scroll down to Security category, manually check the option box for Use TLS 1.1 and Use TLS 1.2.From the menu bar, click Tools > Internet Options > Advanced tab.This will describe the version of TLS or SSL used. In the new window, look for the Connection section.Right-click the page or select the Page drop-down menu, and select Properties.Enter the URL you wish to check in the browser.

How do you check which TLS version is used? How do you check if TLS 1.3 is enabled?.How do you check if TLS 1.2 is enabled?.How do you check which TLS version is used?.curl_setopt($ch, CURLOPT_RETURNTRANSFER.Mobile Safari versions 5 and higher for iOS 5 and higher Some devices with Android 4.4.x may not support TLS 1.1 or higher.ĭesktop Safari versions 7 and higher for OS X 10.9 (Mavericks) and higherĭesktop Safari versions 6 and below for OS X 10.8 (Mountain Lion) and below

May be compatible with TLS 1.1 or higher. Use about:config to enable TLS 1.1 or TLS 1.2 by updating the config value to 2 for TLS 1.1 or 3 for TLS 1.2.Ĭompatible when running on Windows XP SP3, Vista, or newer (desktop), OS X 10.6 (Snow Leopard) or newer (desktop), or Android 2.3 (Gingerbread) or newer (mobile).

Not compatible with TLS 1.1 or higher encryption.Ĭompatible with TLS 1.1 or higher by default.Ĭompatible with the most recent version, regardless of operating system. Windows Vista, XP and earlier are incompatible and cannot be configured to support TLS 1.1 or TLS 1.2.

Review the Enabling TLS 1.1 and TLS 1.2 in Internet Explorer article to enable TLS 1.1 or higher encryption. If you see the “Stronger security is required” error message, you may need to turn off the TLS 1.0 setting in the Internet Options > Advanced Settings list.Ĭompatible only when running Windows 7 or newer, but not by default. Review the article Enabling TLS 1.1 and TLS 1.2 in Internet Explorer for more details.Ĭompatible with TLS 1.1 or higher by default

Php test tls 1.2