diff --git a/NuGet.config b/NuGet.config
index 79270ccf982..5d8e64df64d 100644
--- a/NuGet.config
+++ b/NuGet.config
@@ -6,9 +6,17 @@
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-runtime -->
     <add key="darc-int-dotnet-runtime-efd5742" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-efd5742b/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-runtime-efd5742-7" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-efd5742b-7/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-runtime-efd5742-6" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-efd5742b-6/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-runtime-efd5742-5" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-efd5742b-5/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-runtime-efd5742-4" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-runtime-efd5742b-4/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-runtime -->
     <!--  Begin: Package sources from dotnet-winforms -->
     <add key="darc-int-dotnet-winforms-c4b79de" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-winforms-c4b79dec/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-winforms-c4b79de-7" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-winforms-c4b79dec-7/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-winforms-c4b79de-6" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-winforms-c4b79dec-6/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-winforms-c4b79de-5" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-winforms-c4b79dec-5/nuget/v3/index.json" />
+    <add key="darc-int-dotnet-winforms-c4b79de-4" value="https://pkgs.dev.azure.com/dnceng/internal/_packaging/darc-int-dotnet-winforms-c4b79dec-4/nuget/v3/index.json" />
     <!--  End: Package sources from dotnet-winforms -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />
@@ -22,9 +30,17 @@
   <disabledPackageSources>
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
     <!--  Begin: Package sources from dotnet-runtime -->
+    <add key="darc-int-dotnet-runtime-efd5742-4" value="true" />
+    <add key="darc-int-dotnet-runtime-efd5742-5" value="true" />
+    <add key="darc-int-dotnet-runtime-efd5742-6" value="true" />
+    <add key="darc-int-dotnet-runtime-efd5742-7" value="true" />
     <add key="darc-int-dotnet-runtime-efd5742" value="true" />
     <!--  End: Package sources from dotnet-runtime -->
     <!--  Begin: Package sources from dotnet-winforms -->
+    <add key="darc-int-dotnet-winforms-c4b79de-4" value="true" />
+    <add key="darc-int-dotnet-winforms-c4b79de-5" value="true" />
+    <add key="darc-int-dotnet-winforms-c4b79de-6" value="true" />
+    <add key="darc-int-dotnet-winforms-c4b79de-7" value="true" />
     <add key="darc-int-dotnet-winforms-c4b79de" value="true" />
     <!--  End: Package sources from dotnet-winforms -->
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index bce1e9860de..68402eb9e37 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -156,25 +156,25 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="8.0.0-beta.25208.7">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="8.0.0-beta.25263.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>c7a36e53f91e41943746f97a8c183549364c5092</Sha>
+      <Sha>20ab70a74d52b68f4271bd946884e24049b14f83</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.CodeAnalysis" Version="8.0.0-beta.25208.7">
+    <Dependency Name="Microsoft.DotNet.CodeAnalysis" Version="8.0.0-beta.25263.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>c7a36e53f91e41943746f97a8c183549364c5092</Sha>
+      <Sha>20ab70a74d52b68f4271bd946884e24049b14f83</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="8.0.0-beta.25208.7">
+    <Dependency Name="Microsoft.DotNet.Helix.Sdk" Version="8.0.0-beta.25263.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>c7a36e53f91e41943746f97a8c183549364c5092</Sha>
+      <Sha>20ab70a74d52b68f4271bd946884e24049b14f83</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.ApiCompat" Version="8.0.0-beta.25208.7">
+    <Dependency Name="Microsoft.DotNet.ApiCompat" Version="8.0.0-beta.25263.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>c7a36e53f91e41943746f97a8c183549364c5092</Sha>
+      <Sha>20ab70a74d52b68f4271bd946884e24049b14f83</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.GenAPI" Version="8.0.0-beta.25208.7">
+    <Dependency Name="Microsoft.DotNet.GenAPI" Version="8.0.0-beta.25263.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>c7a36e53f91e41943746f97a8c183549364c5092</Sha>
+      <Sha>20ab70a74d52b68f4271bd946884e24049b14f83</Sha>
     </Dependency>
     <Dependency Name="Microsoft.SourceLink.AzureRepos.Git" Version="8.0.0-beta.23409.2">
       <Uri>https://github.com/dotnet/sourcelink</Uri>
diff --git a/eng/Versions.props b/eng/Versions.props
index d61d750fc54..164eb8a755b 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -49,8 +49,8 @@
   </PropertyGroup>
   <!-- Packages that come from https://github.com/dotnet/arcade -->
   <PropertyGroup>
-    <MicrosoftDotNetApiCompatVersion>8.0.0-beta.25208.7</MicrosoftDotNetApiCompatVersion>
-    <MicrosoftDotNetCodeAnalysisPackageVersion>8.0.0-beta.25208.7</MicrosoftDotNetCodeAnalysisPackageVersion>
+    <MicrosoftDotNetApiCompatVersion>8.0.0-beta.25263.4</MicrosoftDotNetApiCompatVersion>
+    <MicrosoftDotNetCodeAnalysisPackageVersion>8.0.0-beta.25263.4</MicrosoftDotNetCodeAnalysisPackageVersion>
   </PropertyGroup>
   <!-- Sourcelink -->
   <PropertyGroup>
diff --git a/eng/common/sdl/packages.config b/eng/common/sdl/packages.config
index 4585cfd6bba..e5f543ea68c 100644
--- a/eng/common/sdl/packages.config
+++ b/eng/common/sdl/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Microsoft.Guardian.Cli" version="0.109.0"/>
+  <package id="Microsoft.Guardian.Cli" version="0.199.0"/>
 </packages>
diff --git a/eng/common/templates-official/job/source-build.yml b/eng/common/templates-official/job/source-build.yml
index f983033bb02..4217d6d8b14 100644
--- a/eng/common/templates-official/job/source-build.yml
+++ b/eng/common/templates-official/job/source-build.yml
@@ -54,7 +54,7 @@ jobs:
     pool:
       ${{ if eq(variables['System.TeamProject'], 'public') }}:
         name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore-Svc-Public' ), False, 'NetCore-Public')]
-        demands: ImageOverride -equals Build.Ubuntu.1804.Amd64.Open
+        demands: ImageOverride -equals Build.Ubuntu.2204.Amd64.Open
 
       ${{ if eq(variables['System.TeamProject'], 'internal') }}:
         name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore1ESPool-Svc-Internal'), False, 'NetCore1ESPool-Internal')]
diff --git a/eng/common/templates-official/job/source-index-stage1.yml b/eng/common/templates-official/job/source-index-stage1.yml
index 60dfb6b2d1c..fb632b71a25 100644
--- a/eng/common/templates-official/job/source-index-stage1.yml
+++ b/eng/common/templates-official/job/source-index-stage1.yml
@@ -1,7 +1,7 @@
 parameters:
   runAsPublic: false
-  sourceIndexUploadPackageVersion: 2.0.0-20240502.12
-  sourceIndexProcessBinlogPackageVersion: 1.0.1-20240129.2
+  sourceIndexUploadPackageVersion: 2.0.0-20250425.2
+  sourceIndexProcessBinlogPackageVersion: 1.0.1-20250425.2
   sourceIndexPackageSource: https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
   sourceIndexBuildCommand: powershell -NoLogo -NoProfile -ExecutionPolicy Bypass -Command "eng/common/build.ps1 -restore -build -binarylog -ci"
   preSteps: []
diff --git a/eng/common/templates-official/jobs/source-build.yml b/eng/common/templates-official/jobs/source-build.yml
index 5cf6a269c0b..b9247be1547 100644
--- a/eng/common/templates-official/jobs/source-build.yml
+++ b/eng/common/templates-official/jobs/source-build.yml
@@ -14,7 +14,7 @@ parameters:
   # This is the default platform provided by Arcade, intended for use by a managed-only repo.
   defaultManagedPlatform:
     name: 'Managed'
-    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream8'
+    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream-9-amd64'
 
   # Defines the platforms on which to run build jobs. One job is created for each platform, and the
   # object in this array is sent to the job template as 'platform'. If no platforms are specified,
diff --git a/eng/common/templates/job/source-build.yml b/eng/common/templates/job/source-build.yml
index c0ff472b697..c48f95d93d9 100644
--- a/eng/common/templates/job/source-build.yml
+++ b/eng/common/templates/job/source-build.yml
@@ -54,11 +54,11 @@ jobs:
     pool:
       ${{ if eq(variables['System.TeamProject'], 'public') }}:
         name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore-Svc-Public' ), False, 'NetCore-Public')]
-        demands: ImageOverride -equals Build.Ubuntu.1804.Amd64.Open
+        demands: ImageOverride -equals Build.Ubuntu.2204.Amd64.Open
 
       ${{ if eq(variables['System.TeamProject'], 'internal') }}:
         name: $[replace(replace(eq(contains(coalesce(variables['System.PullRequest.TargetBranch'], variables['Build.SourceBranch'], 'refs/heads/main'), 'release'), 'true'), True, 'NetCore1ESPool-Svc-Internal'), False, 'NetCore1ESPool-Internal')]
-        demands: ImageOverride -equals Build.Ubuntu.1804.Amd64
+        demands: ImageOverride -equals Build.Ubuntu.2204.Amd64
 
   ${{ if ne(parameters.platform.pool, '') }}:
     pool: ${{ parameters.platform.pool }}
diff --git a/eng/common/templates/job/source-index-stage1.yml b/eng/common/templates/job/source-index-stage1.yml
index 0b6bb89dc78..8538f44bab2 100644
--- a/eng/common/templates/job/source-index-stage1.yml
+++ b/eng/common/templates/job/source-index-stage1.yml
@@ -1,7 +1,7 @@
 parameters:
   runAsPublic: false
-  sourceIndexUploadPackageVersion: 2.0.0-20240502.12
-  sourceIndexProcessBinlogPackageVersion: 1.0.1-20240129.2
+  sourceIndexUploadPackageVersion: 2.0.0-20250425.2
+  sourceIndexProcessBinlogPackageVersion: 1.0.1-20250425.2
   sourceIndexPackageSource: https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json
   sourceIndexBuildCommand: powershell -NoLogo -NoProfile -ExecutionPolicy Bypass -Command "eng/common/build.ps1 -restore -build -binarylog -ci"
   preSteps: []
diff --git a/eng/common/templates/jobs/source-build.yml b/eng/common/templates/jobs/source-build.yml
index 5f46bfa895c..3ec99710810 100644
--- a/eng/common/templates/jobs/source-build.yml
+++ b/eng/common/templates/jobs/source-build.yml
@@ -14,7 +14,7 @@ parameters:
   # This is the default platform provided by Arcade, intended for use by a managed-only repo.
   defaultManagedPlatform:
     name: 'Managed'
-    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream8'
+    container: 'mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream-9-amd64'
 
   # Defines the platforms on which to run build jobs. One job is created for each platform, and the
   # object in this array is sent to the job template as 'platform'. If no platforms are specified,
diff --git a/global.json b/global.json
index 6ce79a9b330..ead2120afb6 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "tools": {
-    "dotnet": "8.0.115",
+    "dotnet": "8.0.116",
     "runtimes": {
       "dotnet": [
         "2.1.7",
@@ -12,11 +12,11 @@
     }
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "8.0.0-beta.25208.7",
-    "Microsoft.DotNet.Helix.Sdk": "8.0.0-beta.25208.7"
+    "Microsoft.DotNet.Arcade.Sdk": "8.0.0-beta.25263.4",
+    "Microsoft.DotNet.Helix.Sdk": "8.0.0-beta.25263.4"
   },
   "sdk": {
-    "version": "8.0.115"
+    "version": "8.0.116"
   },
   "native-tools": {
     "strawberry-perl": "5.28.1.1-1",