diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c9bbaf..d56b376 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## Version 1.1.0 (released 2024-12-08)
+- Drop support for .NET Standard and .NET 6 (**BREAKING**)
+- SIMD support for XOR operation (**PERFORMANCE**)
+
 ## Version 1.0.1 (released 2023-11-15)
 - Include nuget-readme
 - Support net8.0
diff --git a/README.md b/README.md
index fdccb99..5f23e53 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # CSharp-AES-CTR-NetStandard
 
-Managed .Net (Standard 2.0, .NET 6 and .NET 8) compatible [AES-CTR](https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Counter_(CTR)) cipher written in C# (using [Aes.Create](hhttps://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography.aes.create?view=net-8.0#system-security-cryptography-aes-create) for AES operations)
+Managed .Net (.NET 8) compatible [AES-CTR](https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Counter_(CTR)) cipher written in C# (using [Aes.Create](hhttps://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography.aes.create?view=net-8.0#system-security-cryptography-aes-create) for AES operations)
 
 ## Build status
 
@@ -11,6 +11,10 @@ Managed .Net (Standard 2.0, .NET 6 and .NET 8) compatible [AES-CTR](https://en.w
 
 Because I needed this for my personal project
 
+## Older versions
+
+YOu can find OLD .NET Standard and .NET 6 compatible version from [older branch](https://github.com/mcraiha/CSharp-AES-CTR-NetStandard/tree/netstandard20andnet6)
+
 ## Documentation
 
 [Docs](https://mcraiha.github.io/CSharp-AES-CTR-NetStandard/api/index.html)
diff --git a/docs/index.md b/docs/index.md
index d7e3e64..1d25147 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -1,6 +1,6 @@
 # CSharp-AES-CTR-NetStandard
 
-Managed .Net Standard 2.0 compatible [AES-CTR](https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Counter_(CTR)) cipher written in C# (using [AesManaged](https://docs.microsoft.com/en-us/dotnet/api/system.security.cryptography.aesmanaged?view=netstandard-2.0) for AES operations)
+Managed .Net 8 compatible [AES-CTR](https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Counter_(CTR)) cipher written in C# (using [AesManaged](https://docs.microsoft.com/en-us/dotnet/api/system.security.cryptography.aesmanaged?view=netstandard-2.0) for AES operations)
 
 ## GitHub
 [CSharp-AES-CTR-NetStandard](https://github.com/mcraiha/CSharp-AES-CTR-NetStandard)
diff --git a/nuget-readme.md b/nuget-readme.md
index e17220f..666b0cf 100644
--- a/nuget-readme.md
+++ b/nuget-readme.md
@@ -1,6 +1,6 @@
 ## About
 
-Managed .Net (Standard 2.0, .NET 6 and .NET 8) compatible [AES-CTR](https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Counter_(CTR)) cipher written in C# (using [Aes.Create](hhttps://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography.aes.create?view=net-8.0#system-security-cryptography-aes-create) for AES operations)
+Managed .Net (.NET 8) compatible [AES-CTR](https://en.wikipedia.org/wiki/Block_cipher_mode_of_operation#Counter_(CTR)) cipher written in C# (using [Aes.Create](hhttps://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography.aes.create?view=net-8.0#system-security-cryptography-aes-create) for AES operations)
 
 ## How to use