How to turn on TLS 1.2 in Windows 2019

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Windows 2019 TLS 1.2

Update the Windows Registry Start > Run > regedit Registry path: HKLM SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols Open TLS 1.2 For both Client and Server, double click Enable and set the REG_DWORD to 1. Click Ok, then reboot (but see below first). Lockdown various protocols for IIS While you’re configuring TLS, you may as well lock down IIS. The… Continue reading How to turn on TLS 1.2 in Windows 2019

Enable outbound TLS 1.1 and 1.2 on Windows Server

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You’ve written a variety of .NET apps and are running into problems connecting to a third party site using .NET as the¬†client creating outbound requests. This post is not about configuring your server to¬†receive requests using TLS 1.1, and higher. If you are looking for configuring IIS, etc, to meet PCI DSS or other security… Continue reading Enable outbound TLS 1.1 and 1.2 on Windows Server

How to disable TLS 1.0 without breaking RDP

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PCI DSS 3.1 can be a bear, especially when you’re running a variety of Microsoft Windows Servers, particularly Windows 2008 R2 (links to support cycle). If you turned off TLS 1.0 you could potentially lock yourself out of RDP, forcing you to physically connect to the machine. If you were running it on a Hyper… Continue reading How to disable TLS 1.0 without breaking RDP

Test your browser for TLS 1.0, TLS 1.1, and TLS 1.2 Compatibility

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How’s My SSL is an open source site with code available on Git do test for TLS compatibility. I have tested it on Windows 8.1 Chrome/FF/IE 11 and Windows 7, Internet Explorer 9 and have found it to be reliable. https://www.howsmyssl.com/ Since it is open source I will make a version for my own site… Continue reading Test your browser for TLS 1.0, TLS 1.1, and TLS 1.2 Compatibility