how to enable TLS 1.3 in windows 10

Native SChannel implementation on Windows 10 and Windows 10 Server version 1903 (May 2019 Update) and newer supports TLS 1.3. This is how you can enable it using registry for the client: Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.3\Client] “DisabledByDefault”=dword:00000000 “Enabled”=dword:00000001 This is how you can enable it using registry for the server: Windows Registry … Read more

.Net Framework 4.6.1 not defaulting to TLS 1.2

I had a similar problem and this is what worked for me. open Powershell and check for supported protocols by using [Net.ServicePointManager]::SecurityProtocol Run the following 2 cmdlets to set .NET Framework strong cryptography registry keys: set strong cryptography on 64 bit .Net Framework (version 4 and above) Set-ItemProperty -Path ‘HKLM:\SOFTWARE\Wow6432Node\Microsoft\.NetFramework\v4.0.30319’ -Name ‘SchUseStrongCrypto’ -Value ‘1’ -Type … Read more

Android pre-lollipop devices giving error “SSL handshake aborted: ssl=0x618d9c18: I/O error during system call, Connection reset by peer”

Finally found a solution to this issue, its not a complete solution as it is a hack mentioned by Jesse Wilson from okhttp, square here. As i mentioned it was a simple hack where i had to rename my SSLSocketFactory variable to private SSLSocketFactory delegate; notice that it would throw error if you give any … Read more

Is that possible to send HttpWebRequest using TLS1.2 on .NET 4.0 framework

Yes, it supports it but you must explicitly set the TLS version on the ServicePointManager. Just have this code run anytime (in same app domain) before you make the call to Experian: System.Net.ServicePointManager.SecurityProtocol = System.Net.SecurityProtocolType.Tls12 Update see @iignatov ‘s answer for what you must do for framework v4.0. My code works with 4.5+

How to enable TLS 1.2 in Java 7

There are many suggestions but I found two of them most common. Re. JAVA_OPTS I first tried export JAVA_OPTS=”-Dhttps.protocols=SSLv3,TLSv1,TLSv1.1,TLSv1.2″ on command line before startup of program but it didn’t work for me. Re. constructor Then I added the following code in the startup class constructor and it worked for me. try { SSLContext ctx = … Read more

How to use TLS 1.2 in Java 6

After a few hours of playing with the Oracle JDK 1.6, I was able to make it work without any code change. The magic is done by Bouncy Castle to handle SSL and allow JDK 1.6 to run with TLSv1.2 by default. In theory, it could also be applied to older Java versions with eventual … Read more

TLS 1.2 in .NET Framework 4.0

If you are not able to add a property to system.net class library. Then, add in Global.asax file: ServicePointManager.SecurityProtocol = (SecurityProtocolType)3072; //TLS 1.2 ServicePointManager.SecurityProtocol = (SecurityProtocolType)768; //TLS 1.1 And you can use it in a function, at the starting line: ServicePointManager.SecurityProtocol = (SecurityProtocolType)768 | (SecurityProtocolType)3072; And, it’s being useful for STRIPE payment gateway, which only … Read more

Update .NET web service to use TLS 1.2

We actually just upgraded a .NET web service to 4.6 to allow TLS 1.2. What Artem is saying were the first steps we’ve done. We recompiled the framework of the web service to 4.6 and we tried change the registry key to enable TLS 1.2, although this didn’t work: the connection was still in TLS … Read more

NSURLSession/NSURLConnection HTTP load failed on iOS 9

Found solution: In iOS9, ATS enforces best practices during network calls, including the use of HTTPS. From Apple documentation: ATS prevents accidental disclosure, provides secure default behavior, and is easy to adopt. You should adopt ATS as soon as possible, regardless of whether you’re creating a new app or updating an existing one. If you’re … Read more