diff --git a/patch/patch.cfg b/patch/patch.cfg
index 4ade9237f..784c906af 100644
--- a/patch/patch.cfg
+++ b/patch/patch.cfg
@@ -443,6 +443,9 @@ patches = [
     # - Fix cache directory structure ("C:\temp\cache\cache\Cache" should be
     #   "C:\temp\cache\Cache").
     # https://bitbucket.org/chromiumembedded/cef/issues/2622
+    #
+    # alloy: Avoid initialization of privacy sandbox and identity manager.
+    # https://bitbucket.org/chromiumembedded/cef/issues/3434
     'name': 'services_network_2622',
   },
   {
diff --git a/patch/patches/services_network_2622.patch b/patch/patches/services_network_2622.patch
index e8f991328..dbdb955f4 100644
--- a/patch/patches/services_network_2622.patch
+++ b/patch/patches/services_network_2622.patch
@@ -1,5 +1,5 @@
 diff --git chrome/browser/net/profile_network_context_service.cc chrome/browser/net/profile_network_context_service.cc
-index eb8daa2c4d5fe..254d6e08bffc4 100644
+index eb8daa2c4d5fe..f3d7f7bcd5c85 100644
 --- chrome/browser/net/profile_network_context_service.cc
 +++ chrome/browser/net/profile_network_context_service.cc
 @@ -22,6 +22,7 @@
@@ -10,7 +10,20 @@ index eb8daa2c4d5fe..254d6e08bffc4 100644
  #include "chrome/browser/browser_features.h"
  #include "chrome/browser/browser_process.h"
  #include "chrome/browser/chrome_content_browser_client.h"
-@@ -304,7 +305,9 @@ ProfileNetworkContextService::ProfileNetworkContextService(Profile* profile)
+@@ -263,8 +264,10 @@ ProfileNetworkContextService::ProfileNetworkContextService(Profile* profile)
+                           base::Unretained(this)));
+   cookie_settings_ = CookieSettingsFactory::GetForProfile(profile);
+   cookie_settings_observation_.Observe(cookie_settings_.get());
+-  privacy_sandbox_settings_observer_.Observe(
+-      PrivacySandboxSettingsFactory::GetForProfile(profile));
++  if (!cef::IsAlloyRuntimeEnabled()) {
++    privacy_sandbox_settings_observer_.Observe(
++        PrivacySandboxSettingsFactory::GetForProfile(profile));
++  }
+ 
+   DisableQuicIfNotAllowed();
+ 
+@@ -304,7 +307,9 @@ ProfileNetworkContextService::ProfileNetworkContextService(Profile* profile)
                            base::Unretained(this)));
  
  #if BUILDFLAG(ENABLE_EXTENSIONS)
@@ -21,7 +34,7 @@ index eb8daa2c4d5fe..254d6e08bffc4 100644
  #endif
  }
  
-@@ -796,7 +799,19 @@ void ProfileNetworkContextService::ConfigureNetworkContextParamsInternal(
+@@ -796,7 +801,19 @@ void ProfileNetworkContextService::ConfigureNetworkContextParamsInternal(
  
    // Configure on-disk storage for non-OTR profiles. OTR profiles just use
    // default behavior (in memory storage, default sizes).
@@ -42,7 +55,7 @@ index eb8daa2c4d5fe..254d6e08bffc4 100644
      PrefService* local_state = g_browser_process->local_state();
      // Configure the HTTP cache path and size.
      base::FilePath base_cache_path;
-@@ -809,7 +824,9 @@ void ProfileNetworkContextService::ConfigureNetworkContextParamsInternal(
+@@ -809,7 +826,9 @@ void ProfileNetworkContextService::ConfigureNetworkContextParamsInternal(
          base_cache_path.Append(chrome::kCacheDirname);
      network_context_params->http_cache_max_size =
          local_state->GetInteger(prefs::kDiskCacheSize);
@@ -52,6 +65,34 @@ index eb8daa2c4d5fe..254d6e08bffc4 100644
      network_context_params->file_paths =
          ::network::mojom::NetworkContextFilePaths::New();
  
+@@ -1009,6 +1028,7 @@ void ProfileNetworkContextService::ConfigureNetworkContextParamsInternal(
+   network_context_params->require_network_isolation_key = true;
+ 
+   network_context_params->block_trust_tokens =
++      cef::IsAlloyRuntimeEnabled() ||
+       !PrivacySandboxSettingsFactory::GetForProfile(profile_)
+            ->IsTrustTokensAllowed();
+ 
+diff --git chrome/browser/signin/identity_manager_factory.cc chrome/browser/signin/identity_manager_factory.cc
+index ff1d5b905b050..911e4b13f91e1 100644
+--- chrome/browser/signin/identity_manager_factory.cc
++++ chrome/browser/signin/identity_manager_factory.cc
+@@ -11,6 +11,7 @@
+ #include "base/observer_list.h"
+ #include "build/build_config.h"
+ #include "build/chromeos_buildflags.h"
++#include "cef/libcef/features/runtime.h"
+ #include "chrome/browser/browser_process.h"
+ #include "chrome/browser/image_fetcher/image_decoder_impl.h"
+ #include "chrome/browser/profiles/profile.h"
+@@ -82,6 +83,7 @@ IdentityManagerFactory::~IdentityManagerFactory() {
+ // static
+ signin::IdentityManager* IdentityManagerFactory::GetForProfile(
+     Profile* profile) {
++  DCHECK(!cef::IsAlloyRuntimeEnabled());
+   return static_cast<signin::IdentityManager*>(
+       GetInstance()->GetServiceForBrowserContext(profile, true));
+ }
 diff --git net/cookies/cookie_monster.cc net/cookies/cookie_monster.cc
 index 87c6a189d251e..388a02a938468 100644
 --- net/cookies/cookie_monster.cc