diff --git a/deliver/lib/deliver/runner.rb b/deliver/lib/deliver/runner.rb
index 20460538466..d4c39bc67dd 100644
--- a/deliver/lib/deliver/runner.rb
+++ b/deliver/lib/deliver/runner.rb
@@ -206,7 +206,7 @@ def upload_binary
       pkg_path = options[:pkg]
 
       platform = options[:platform]
-      transporter = transporter_for_selected_team
+      transporter = transporter_for_selected_team(upload: true)
 
       case platform
       when "ios", "appletvos"
@@ -216,7 +216,7 @@ def upload_binary
           package_path: "/tmp",
           platform: platform
         )
-        result = transporter.upload(package_path: package_path, asset_path: ipa_path)
+        result = transporter.upload(package_path: package_path, asset_path: ipa_path, platform: platform)
       when "osx"
         package_path = FastlaneCore::PkgUploadPackageBuilder.new.generate(
           app_id: Deliver.cache[:app].id,
@@ -224,7 +224,7 @@ def upload_binary
           package_path: "/tmp",
           platform: platform
         )
-        result = transporter.upload(package_path: package_path, asset_path: pkg_path)
+        result = transporter.upload(package_path: package_path, asset_path: pkg_path, platform: platform)
       else
         UI.user_error!("No suitable file found for upload for platform: #{options[:platform]}")
       end
@@ -270,17 +270,24 @@ def submit_for_review
     # If itc_provider was explicitly specified, use it.
     # If there are multiple teams, infer the provider from the selected team name.
     # If there are fewer than two teams, don't infer the provider.
-    def transporter_for_selected_team
+    def transporter_for_selected_team(upload: false)
       # Use JWT auth
       api_token = Spaceship::ConnectAPI.token
+      api_key = if options[:api_key].nil? && !api_token.nil?
+                  # Load api key info if user set api_key_path, not api_key
+                  { key_id: api_token.key_id, issuer_id: api_token.issuer_id, key: api_token.key_raw, is_key_content_base64: api_token.is_key_content_base64 }
+                elsif !options[:api_key].nil?
+                  options[:api_key].transform_keys(&:to_sym)
+                end
+
       unless api_token.nil?
         api_token.refresh! if api_token.expired?
-        return FastlaneCore::ItunesTransporter.new(nil, nil, false, nil, api_token.text)
+        return FastlaneCore::ItunesTransporter.new(nil, nil, false, nil, api_token.text, upload: upload, api_key: api_key)
       end
 
       tunes_client = Spaceship::ConnectAPI.client.tunes_client
 
-      generic_transporter = FastlaneCore::ItunesTransporter.new(options[:username], nil, false, options[:itc_provider])
+      generic_transporter = FastlaneCore::ItunesTransporter.new(options[:username], nil, false, options[:itc_provider], upload: upload, api_key: api_key)
       return generic_transporter unless options[:itc_provider].nil? && tunes_client.teams.count > 1
 
       begin
@@ -288,7 +295,7 @@ def transporter_for_selected_team
         name = team['name']
         provider_id = generic_transporter.provider_ids[name]
         UI.verbose("Inferred provider id #{provider_id} for team #{name}.")
-        return FastlaneCore::ItunesTransporter.new(options[:username], nil, false, provider_id)
+        return FastlaneCore::ItunesTransporter.new(options[:username], nil, false, provider_id, upload: upload, api_key: api_key)
       rescue => ex
         UI.verbose("Couldn't infer a provider short name for team with id #{tunes_client.team_id} automatically: #{ex}. Proceeding without provider short name.")
         return generic_transporter
diff --git a/deliver/spec/runner_spec.rb b/deliver/spec/runner_spec.rb
index 1fcd03e2de8..00c07f69616 100644
--- a/deliver/spec/runner_spec.rb
+++ b/deliver/spec/runner_spec.rb
@@ -63,7 +63,7 @@ def provider_ids
         expect_any_instance_of(FastlaneCore::IpaUploadPackageBuilder).to receive(:generate)
           .with(app_id: 'YI8C2AS', ipa_path: 'ACME.ipa', package_path: '/tmp', platform: 'ios')
           .and_return('path')
-        expect(transporter).to receive(:upload).with(package_path: 'path', asset_path: 'ACME.ipa').and_return(true)
+        expect(transporter).to receive(:upload).with(package_path: 'path', asset_path: 'ACME.ipa', platform: 'ios').and_return(true)
         runner.upload_binary
       end
     end
@@ -77,7 +77,7 @@ def provider_ids
         expect_any_instance_of(FastlaneCore::IpaUploadPackageBuilder).to receive(:generate)
           .with(app_id: 'YI8C2AS', ipa_path: 'ACME.ipa', package_path: '/tmp', platform: 'appletvos')
           .and_return('path')
-        expect(transporter).to receive(:upload).with(package_path: 'path', asset_path: 'ACME.ipa').and_return(true)
+        expect(transporter).to receive(:upload).with(package_path: 'path', asset_path: 'ACME.ipa', platform: 'appletvos').and_return(true)
         runner.upload_binary
       end
     end
@@ -93,7 +93,7 @@ def provider_ids
         expect_any_instance_of(FastlaneCore::PkgUploadPackageBuilder).to receive(:generate)
           .with(app_id: 'YI8C2AS', pkg_path: 'ACME.pkg', package_path: '/tmp', platform: 'osx')
           .and_return('path')
-        expect(transporter).to receive(:upload).with(package_path: 'path', asset_path: 'ACME.pkg').and_return(true)
+        expect(transporter).to receive(:upload).with(package_path: 'path', asset_path: 'ACME.pkg', platform: 'osx').and_return(true)
         runner.upload_binary
       end
     end
diff --git a/fastlane_core/lib/fastlane_core/itunes_transporter.rb b/fastlane_core/lib/fastlane_core/itunes_transporter.rb
index cde8a51d7d8..db2299a66f2 100644
--- a/fastlane_core/lib/fastlane_core/itunes_transporter.rb
+++ b/fastlane_core/lib/fastlane_core/itunes_transporter.rb
@@ -28,10 +28,29 @@ class TransporterExecutor
     OUTPUT_REGEX = />\s+(.+)/
     RETURN_VALUE_REGEX = />\sDBG-X:\sReturning\s+(\d+)/
 
+    # Matches a line in the iTMSTransporter provider table: "12  Initech Systems Inc     LG89CQY559"
+    ITMS_PROVIDER_REGEX = /^\d+\s{2,}.+\s{2,}[^\s]+$/
+
     SKIP_ERRORS = ["ERROR: An exception has occurred: Scheduling automatic restart in 1 minute"]
 
     private_constant :ERROR_REGEX, :WARNING_REGEX, :OUTPUT_REGEX, :RETURN_VALUE_REGEX, :SKIP_ERRORS
 
+    def build_download_command(username, password, apple_id, destination = "/tmp", provider_short_name = "", jwt = nil)
+      not_implemented(__method__)
+    end
+
+    def build_provider_ids_command(username, password, jwt = nil, api_key = nil)
+      not_implemented(__method__)
+    end
+
+    def build_upload_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil, platform = nil, api_key = nil)
+      not_implemented(__method__)
+    end
+
+    def build_verify_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil)
+      not_implemented(__method__)
+    end
+
     def execute(command, hide_output)
       if Helper.test?
         yield(nil) if block_given?
@@ -100,8 +119,18 @@ def displayable_errors
       @errors.map { |error| "[Transporter Error Output]: #{error}" }.join("\n").gsub!(/"/, "")
     end
 
+    def parse_provider_info(lines)
+      lines.map { |line| itms_provider_pair(line) }.compact.to_h
+    end
+
     private
 
+    def itms_provider_pair(line)
+      line = line.strip
+      return nil unless line =~ ITMS_PROVIDER_REGEX
+      line.split(/\s{2,}/).drop(1)
+    end
+
     def parse_line(line, hide_output)
       # Taken from https://github.com/sshaw/itunes_store_transporter/blob/master/lib/itunes/store/transporter/output_parser.rb
 
@@ -180,9 +209,166 @@ def additional_upload_parameters
     end
   end
 
+  # Generates commands and executes the altool.
+  class AltoolTransporterExecutor < TransporterExecutor
+    ERROR_REGEX = /\*\*\* Error:\s+(.+)/
+
+    private_constant :ERROR_REGEX
+
+    def execute(command, hide_output)
+      if Helper.test?
+        yield(nil) if block_given?
+        return command
+      end
+
+      @errors = []
+      @all_lines = []
+
+      if hide_output
+        # Show a one time message instead
+        UI.success("Waiting for App Store Connect transporter to be finished.")
+        UI.success("Application Loader progress... this might take a few minutes...")
+      end
+
+      begin
+        exit_status = FastlaneCore::FastlanePty.spawn(command) do |command_stdout, command_stdin, pid|
+          command_stdout.each do |line|
+            @all_lines << line
+            parse_line(line, hide_output) # this is where the parsing happens
+          end
+        end
+      rescue => ex
+        # FastlanePty adds exit_status on to StandardError so every error will have a status code
+        exit_status = ex.exit_status
+        @errors << ex.to_s
+      end
+
+      @errors << "The call to the altool completed with a non-zero exit status: #{exit_status}. This indicates a failure." unless exit_status.zero?
+
+      unless @errors.empty? || @all_lines.empty?
+        # Print the last lines that appear after the last error from the logs
+        # If error text is not detected, it will be 20 lines
+        # This is key for non-verbose mode
+
+        # The format of altool's result with error is like below
+        # > *** Error: Error uploading '...'.
+        # > *** Error: ...
+        # > {
+        # >     NSLocalizedDescription = "...",
+        # >     ...
+        # > }
+        # So this line tries to find the line which has "*** Error:" prefix from bottom of log
+        error_line_index = @all_lines.rindex { |line| ERROR_REGEX.match?(line) }
+
+        @all_lines[(error_line_index || -20)..-1].each do |line|
+          UI.important("[altool] #{line}")
+        end
+        UI.message("Application Loader output above ^")
+        @errors.each { |error| UI.error(error) }
+      end
+
+      yield(@all_lines) if block_given?
+      exit_status.zero?
+    end
+
+    def build_upload_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil, platform = nil, api_key = nil)
+      use_api_key = !api_key.nil?
+      [
+        ("API_PRIVATE_KEYS_DIR=#{api_key[:key_dir]}" if use_api_key),
+        "xcrun altool",
+        "--upload-app",
+        ("-u #{username.shellescape}" unless use_api_key),
+        ("-p #{password.shellescape}" unless use_api_key),
+        ("--apiKey #{api_key[:key_id]}" if use_api_key),
+        ("--apiIssuer #{api_key[:issuer_id]}" if use_api_key),
+        ("--asc-provider #{provider_short_name}" unless use_api_key || provider_short_name.to_s.empty?),
+        platform_option(platform),
+        file_upload_option(source),
+        additional_upload_parameters,
+        "-k 100000"
+      ].compact.join(' ')
+    end
+
+    def build_provider_ids_command(username, password, jwt = nil, api_key = nil)
+      use_api_key = !api_key.nil?
+      [
+        ("API_PRIVATE_KEYS_DIR=#{api_key[:key_dir]}" if use_api_key),
+        "xcrun altool",
+        "--list-providers",
+        ("-u #{username.shellescape}" unless use_api_key),
+        ("-p #{password.shellescape}" unless use_api_key),
+        ("--apiKey #{api_key[:key_id]}" if use_api_key),
+        ("--apiIssuer #{api_key[:issuer_id]}" if use_api_key),
+        "--output-format json"
+      ].compact.join(' ')
+    end
+
+    def build_download_command(username, password, apple_id, destination = "/tmp", provider_short_name = "", jwt = nil)
+      raise "This feature has not been implemented yet with altool for Xcode 14"
+    end
+
+    def build_verify_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil)
+      raise "This feature has not been implemented yet with altool for Xcode 14"
+    end
+
+    def additional_upload_parameters
+      env_deliver_additional_params = ENV["DELIVER_ALTOOL_ADDITIONAL_UPLOAD_PARAMETERS"]
+      return nil if env_deliver_additional_params.to_s.strip.empty?
+
+      env_deliver_additional_params.to_s.strip
+    end
+
+    def handle_error(password)
+      UI.error("Could not download/upload from App Store Connect!")
+    end
+
+    def displayable_errors
+      @errors.map { |error| "[Application Loader Error Output]: #{error}" }.join("\n")
+    end
+
+    def parse_provider_info(lines)
+      # This tries parsing the provider id from altool output to detect provider list
+      provider_info = {}
+      json_body = lines[-2] # altool outputs result in second line from last
+      return provider_info if json_body.nil?
+      providers = JSON.parse(json_body)["providers"]
+      return provider_info if providers.nil?
+      providers.each do |provider|
+        provider_info[provider["ProviderName"]] = provider["ProviderShortname"]
+      end
+      provider_info
+    end
+
+    private
+
+    def file_upload_option(source)
+      "-f #{source.shellescape}"
+    end
+
+    def platform_option(platform)
+      "-t #{platform == 'osx' ? 'macos' : platform}"
+    end
+
+    def parse_line(line, hide_output)
+      output_done = false
+
+      if line =~ ERROR_REGEX
+        @errors << $1
+        output_done = true
+      end
+
+      unless hide_output
+        # General logging for debug purposes
+        unless output_done
+          UI.verbose("[altool]: #{line}")
+        end
+      end
+    end
+  end
+
   # Generates commands and executes the iTMSTransporter through the shell script it provides by the same name
   class ShellScriptTransporterExecutor < TransporterExecutor
-    def build_upload_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil)
+    def build_upload_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil, platform = nil, api_key = nil)
       use_jwt = !jwt.to_s.empty?
       [
         '"' + Helper.transporter_path + '"',
@@ -212,7 +398,7 @@ def build_download_command(username, password, apple_id, destination = "/tmp", p
       ].compact.join(' ')
     end
 
-    def build_provider_ids_command(username, password, jwt = nil)
+    def build_provider_ids_command(username, password, jwt = nil, api_key = nil)
       use_jwt = !jwt.to_s.empty?
       [
         '"' + Helper.transporter_path + '"',
@@ -278,7 +464,7 @@ def shell_escaped_password(password)
   # Generates commands and executes the iTMSTransporter by invoking its Java app directly, to avoid the crazy parameter
   # escaping problems in its accompanying shell script.
   class JavaTransporterExecutor < TransporterExecutor
-    def build_upload_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil)
+    def build_upload_command(username, password, source = "/tmp", provider_short_name = "", jwt = nil, platform = nil, api_key = nil)
       use_jwt = !jwt.to_s.empty?
       if !Helper.user_defined_itms_path? && Helper.mac? && Helper.xcode_at_least?(11)
         [
@@ -392,7 +578,7 @@ def build_download_command(username, password, apple_id, destination = "/tmp", p
       end
     end
 
-    def build_provider_ids_command(username, password, jwt = nil)
+    def build_provider_ids_command(username, password, jwt = nil, api_key = nil)
       use_jwt = !jwt.to_s.empty?
       if !Helper.user_defined_itms_path? && Helper.mac? && Helper.xcode_at_least?(11)
         [
@@ -451,8 +637,6 @@ def execute(command, hide_output)
   end
 
   class ItunesTransporter
-    # Matches a line in the provider table: "12  Initech Systems Inc     LG89CQY559"
-    PROVIDER_REGEX = /^\d+\s{2,}.+\s{2,}[^\s]+$/
     TWO_STEP_HOST_PREFIX = "deliver.appspecific"
 
     # This will be called from the Deliverfile, and disables the logging of the transporter output
@@ -476,7 +660,7 @@ def self.hide_transporter_output?
     #                            see: https://github.com/fastlane/fastlane/issues/1524#issuecomment-196370628
     #                            for more information about how to use the iTMSTransporter to list your provider
     #                            short names
-    def initialize(user = nil, password = nil, use_shell_script = false, provider_short_name = nil, jwt = nil)
+    def initialize(user = nil, password = nil, use_shell_script = false, provider_short_name = nil, jwt = nil, upload: false, api_key: nil)
       # Xcode 6.x doesn't have the same iTMSTransporter Java setup as later Xcode versions, so
       # we can't default to using the newer direct Java invocation strategy for those versions.
       use_shell_script ||= Helper.is_mac? && Helper.xcode_version.start_with?('6.')
@@ -489,8 +673,16 @@ def initialize(user = nil, password = nil, use_shell_script = false, provider_sh
       end
 
       @jwt = jwt
+      @api_key = api_key
+
+      if should_use_altool?(upload, use_shell_script)
+        UI.verbose("Using altool as transporter.")
+        @transporter_executor = AltoolTransporterExecutor.new
+      else
+        UI.verbose("Using iTMSTransporter as transporter.")
+        @transporter_executor = use_shell_script ? ShellScriptTransporterExecutor.new : JavaTransporterExecutor.new
+      end
 
-      @transporter_executor = use_shell_script ? ShellScriptTransporterExecutor.new : JavaTransporterExecutor.new
       @provider_short_name = provider_short_name
     end
 
@@ -539,7 +731,7 @@ def download(app_id, dir = nil)
     # @return (Bool) True if everything worked fine
     # @raise [Deliver::TransporterTransferError] when something went wrong
     #   when transferring
-    def upload(app_id = nil, dir = nil, package_path: nil, asset_path: nil)
+    def upload(app_id = nil, dir = nil, package_path: nil, asset_path: nil, platform: nil)
       raise "app_id and dir are required or package_path or asset_path is required" if (app_id.nil? || dir.nil?) && package_path.nil? && asset_path.nil?
 
       # Transport can upload .ipa, .dmg, and .pkg files directly with -assetFile
@@ -569,14 +761,25 @@ def upload(app_id = nil, dir = nil, package_path: nil, asset_path: nil)
       password_placeholder = @jwt.nil? ? 'YourPassword' : nil
       jwt_placeholder = @jwt.nil? ? nil : 'YourJWT'
 
-      command = @transporter_executor.build_upload_command(@user, @password, actual_dir, @provider_short_name, @jwt)
-      UI.verbose(@transporter_executor.build_upload_command(@user, password_placeholder, actual_dir, @provider_short_name, jwt_placeholder))
+      # Handle AppStore Connect API
+      use_api_key = !@api_key.nil?
+      api_key_placeholder = use_api_key ? { key_id: "YourKeyID", issuer_id: "YourIssuerID", key_dir: "YourTmpP8KeyDir" } : nil
+
+      api_key = nil
+      api_key = api_key_with_p8_file_path(@api_key) if use_api_key
+
+      command = @transporter_executor.build_upload_command(@user, @password, actual_dir, @provider_short_name, @jwt, platform, api_key)
+      UI.verbose(@transporter_executor.build_upload_command(@user, password_placeholder, actual_dir, @provider_short_name, jwt_placeholder, platform, api_key_placeholder))
 
       begin
         result = @transporter_executor.execute(command, ItunesTransporter.hide_transporter_output?)
       rescue TransporterRequiresApplicationSpecificPasswordError => ex
         handle_two_step_failure(ex)
         return upload(app_id, dir, package_path: package_path, asset_path: asset_path)
+      ensure
+        if use_api_key
+          FileUtils.rm_rf(api_key[:key_dir]) unless api_key.nil?
+        end
       end
 
       if result
@@ -638,8 +841,15 @@ def provider_ids
       password_placeholder = @jwt.nil? ? 'YourPassword' : nil
       jwt_placeholder = @jwt.nil? ? nil : 'YourJWT'
 
-      command = @transporter_executor.build_provider_ids_command(@user, @password, @jwt)
-      UI.verbose(@transporter_executor.build_provider_ids_command(@user, password_placeholder, jwt_placeholder))
+      # Handle AppStore Connect API
+      use_api_key = !@api_key.nil?
+      api_key_placeholder = use_api_key ? { key_id: "YourKeyID", issuer_id: "YourIssuerID", key_dir: "YourTmpP8KeyDir" } : nil
+
+      api_key = nil
+      api_key = api_key_with_p8_file_path(@api_key) if use_api_key
+
+      command = @transporter_executor.build_provider_ids_command(@user, @password, @jwt, api_key)
+      UI.verbose(@transporter_executor.build_provider_ids_command(@user, password_placeholder, jwt_placeholder, api_key_placeholder))
 
       lines = []
       begin
@@ -648,15 +858,37 @@ def provider_ids
       rescue TransporterRequiresApplicationSpecificPasswordError => ex
         handle_two_step_failure(ex)
         return provider_ids
+      ensure
+        if use_api_key
+          FileUtils.rm_rf(api_key[:key_dir]) unless api_key.nil?
+        end
       end
 
-      lines.map { |line| provider_pair(line) }.compact.to_h
+      @transporter_executor.parse_provider_info(lines)
     end
 
     private
 
     TWO_FACTOR_ENV_VARIABLE = "FASTLANE_APPLE_APPLICATION_SPECIFIC_PASSWORD"
 
+    # Create .p8 file from api_key and provide api key info which contains .p8 file path
+    def api_key_with_p8_file_path(original_api_key)
+      api_key = original_api_key.clone
+      api_key[:key_dir] = Dir.mktmpdir("deliver-")
+      # Specified p8 needs to be generated to call altool
+      File.open(File.join(api_key[:key_dir], "AuthKey_#{api_key[:key_id]}.p8"), "wb") do |p8|
+        key_content = api_key[:is_key_content_base64] ? Base64.decode64(api_key[:key]) : api_key[:key]
+        p8.write(key_content)
+      end
+      api_key
+    end
+
+    # Returns whether altool should be used or ItunesTransporter should be used
+    def should_use_altool?(upload, use_shell_script)
+      # Xcode 14 no longer supports iTMSTransporter. Use altool instead
+      !use_shell_script && upload && !Helper.user_defined_itms_path? && Helper.mac? && Helper.xcode_at_least?(14)
+    end
+
     # Returns the password to be used with the transporter
     def load_password_for_transporter
       # 3 different sources for the password
@@ -714,11 +946,5 @@ def handle_two_step_failure(ex)
     def handle_error(password)
       @transporter_executor.handle_error(password)
     end
-
-    def provider_pair(line)
-      line = line.strip
-      return nil unless line =~ PROVIDER_REGEX
-      line.split(/\s{2,}/).drop(1)
-    end
   end
 end
diff --git a/fastlane_core/spec/helper_spec.rb b/fastlane_core/spec/helper_spec.rb
index def7af07be3..fdd185eec7d 100644
--- a/fastlane_core/spec/helper_spec.rb
+++ b/fastlane_core/spec/helper_spec.rb
@@ -144,7 +144,9 @@
       end
 
       it "#transporter_path", requires_xcode: true do
-        expect(FastlaneCore::Helper.transporter_path).to match(%r{/Applications/Xcode.*.app/Contents/Applications/Application Loader.app/Contents/itms/bin/iTMSTransporter|/Applications/Xcode.*.app/Contents/SharedFrameworks/ContentDeliveryServices.framework/Versions/A/itms/bin/iTMSTransporter})
+        unless FastlaneCore::Helper.xcode_at_least?("14")
+          expect(FastlaneCore::Helper.transporter_path).to match(%r{/Applications/Xcode.*.app/Contents/Applications/Application Loader.app/Contents/itms/bin/iTMSTransporter|/Applications/Xcode.*.app/Contents/SharedFrameworks/ContentDeliveryServices.framework/Versions/A/itms/bin/iTMSTransporter})
+        end
       end
 
       it "#xcode_version", requires_xcode: true do
@@ -178,7 +180,13 @@
       context "#itms_path" do
         it "default", requires_xcode: true do
           stub_const('ENV', { 'FASTLANE_ITUNES_TRANSPORTER_PATH' => nil })
-          expect(FastlaneCore::Helper.itms_path).to match(/itms/)
+
+          if FastlaneCore::Helper.xcode_at_least?("14")
+            expect(FastlaneCore::UI).to receive(:user_error!).with(/Could not find transporter/)
+            expect { FastlaneCore::Helper.itms_path }.not_to raise_error
+          else
+            expect(FastlaneCore::Helper.itms_path).to match(/itms/)
+          end
         end
 
         it "uses FASTLANE_ITUNES_TRANSPORTER_PATH", requires_xcode: true do
diff --git a/fastlane_core/spec/itunes_transporter_spec.rb b/fastlane_core/spec/itunes_transporter_spec.rb
index 0d7faaa1326..133724461d5 100644
--- a/fastlane_core/spec/itunes_transporter_spec.rb
+++ b/fastlane_core/spec/itunes_transporter_spec.rb
@@ -5,6 +5,7 @@
   let(:password) { "!> p@$s_-+=w'o%rd\"&#*<" }
   let(:email) { 'fabric.devtools@gmail.com' }
   let(:jwt) { '409jjl43j90ghjqoineio49024' }
+  let(:api_key) { { key_id: "TESTAPIK2HW", issuer_id: "11223344-1122-aabb-aabb-uuvvwwxxyyzz" } }
 
   describe FastlaneCore::ItunesTransporter do
     let(:random_uuid) { '2a912f38-5dbc-4fc3-a5b3-1bf184b2b021' }
@@ -93,6 +94,40 @@ def shell_provider_id_command(jwt: nil)
       ].compact.join(' ')
     end
 
+    def altool_upload_command(api_key: nil, platform: "macos", provider_short_name: "")
+      use_api_key = !api_key.nil?
+      upload_part = "-f /tmp/my.app.id.itmsp"
+      escaped_password = password.shellescape
+
+      [
+        "xcrun altool",
+        "--upload-app",
+        ("-u #{email.shellescape}" unless use_api_key),
+        ("-p #{escaped_password}" unless use_api_key),
+        ("--apiKey #{api_key[:key_id]}" if use_api_key),
+        ("--apiIssuer #{api_key[:issuer_id]}" if use_api_key),
+        ("--asc-provider #{provider_short_name}" unless use_api_key || provider_short_name.to_s.empty?),
+        ("-t #{platform}"),
+        upload_part,
+        "-k 100000"
+      ].compact.join(' ')
+    end
+
+    def altool_provider_id_command(api_key: nil)
+      use_api_key = !api_key.nil?
+      escaped_password = password.shellescape
+
+      [
+        "xcrun altool",
+        "--list-providers",
+        ("-u #{email.shellescape}" unless use_api_key),
+        ("-p #{escaped_password}" unless use_api_key),
+        ("--apiKey #{api_key[:key_id]}" if use_api_key),
+        ("--apiIssuer #{api_key[:issuer_id]}" if use_api_key),
+        "--output-format json"
+      ].compact.join(' ')
+    end
+
     def java_upload_command(provider_short_name: nil, transporter: nil, jwt: nil, classpath: true, use_asset_path: false)
       upload_part = use_asset_path ? "-assetFile /tmp/#{random_uuid}.ipa" : "-f /tmp/my.app.id.itmsp"
 
@@ -1107,9 +1142,79 @@ def xcrun_download_command(provider_short_name = nil, jwt: nil)
       end
     end
 
+    context "with Xcode 14.x installed" do
+      before(:each) do
+        allow(FastlaneCore::Helper).to receive(:xcode_version).and_return('14.0')
+        allow(FastlaneCore::Helper).to receive(:mac?).and_return(true)
+        allow(FastlaneCore::Helper).to receive(:windows?).and_return(false)
+      end
+
+      context "with username and password" do
+        context "with default itms_path" do
+          before(:each) do
+            allow(FastlaneCore::Helper).to receive(:itms_path).and_return(nil)
+            stub_const('ENV', { 'FASTLANE_ITUNES_TRANSPORTER_PATH' => nil })
+          end
+          context "upload command generation" do
+            it 'generates a call to altool' do
+              transporter = FastlaneCore::ItunesTransporter.new(email, password, false, 'abcd123', upload: true)
+              expect(transporter.upload('my.app.id', '/tmp', package_path: '/tmp/my.app.id.itmsp', platform: "osx")).to eq(altool_upload_command(provider_short_name: 'abcd123'))
+            end
+          end
+
+          context "provider IDs command generation" do
+            it 'generates a call to altool' do
+              transporter = FastlaneCore::ItunesTransporter.new(email, password, false, 'abcd123', upload: true)
+              expect(transporter.provider_ids).to eq(altool_provider_id_command)
+            end
+          end
+        end
+
+        context "with user defined itms_path" do
+          before(:each) do
+            allow(FastlaneCore::Helper).to receive(:itms_path).and_return('/tmp')
+            stub_const('ENV', { 'FASTLANE_ITUNES_TRANSPORTER_PATH' => '/tmp' })
+          end
+          context "upload command generation" do
+            it 'generates a call to xcrun iTMSTransporter instead altool' do
+              transporter = FastlaneCore::ItunesTransporter.new(email, password, false, 'abcd123', upload: true)
+              expect(transporter.upload('my.app.id', '/tmp', platform: "osx")).to eq(java_upload_command(provider_short_name: 'abcd123', classpath: false))
+            end
+          end
+        end
+
+        after(:each) { ENV.delete("FASTLANE_ITUNES_TRANSPORTER_PATH") }
+      end
+
+      context "with api_key" do
+        context "with default itms_path" do
+          before(:each) do
+            allow(FastlaneCore::Helper).to receive(:itms_path).and_return(nil)
+            stub_const('ENV', { 'FASTLANE_ITUNES_TRANSPORTER_PATH' => nil })
+          end
+          context "upload command generation" do
+            it 'generates a call to altool' do
+              transporter = FastlaneCore::ItunesTransporter.new(email, password, false, 'abcd123', upload: true, api_key: api_key)
+              expected = Regexp.new("API_PRIVATE_KEYS_DIR=#{Regexp.escape(Dir.tmpdir)}.*\s#{Regexp.escape(altool_upload_command(api_key: api_key, provider_short_name: 'abcd123'))}")
+              expect(transporter.upload('my.app.id', '/tmp', platform: "osx")).to match(expected)
+            end
+          end
+
+          context "provider IDs command generation" do
+            it 'generates a call to altool' do
+              transporter = FastlaneCore::ItunesTransporter.new(email, password, false, 'abcd123', upload: true, api_key: api_key)
+              expected = Regexp.new("API_PRIVATE_KEYS_DIR=#{Regexp.escape(Dir.tmpdir)}.*\s#{Regexp.escape(altool_provider_id_command(api_key: api_key))}")
+              expect(transporter.provider_ids).to match(expected)
+            end
+          end
+        end
+      end
+    end
+
     describe "with `FASTLANE_ITUNES_TRANSPORTER_USE_SHELL_SCRIPT` set" do
       before(:each) do
         ENV["FASTLANE_ITUNES_TRANSPORTER_USE_SHELL_SCRIPT"] = "1"
+        allow(FastlaneCore::Helper).to receive(:itms_path).and_return('/tmp')
         allow(File).to receive(:exist?).with("C:/Program Files (x86)/itms").and_return(true) if FastlaneCore::Helper.windows?
       end
 
@@ -1139,6 +1244,7 @@ def xcrun_download_command(provider_short_name = nil, jwt: nil)
 
     describe "with no special configuration" do
       before(:each) do
+        allow(FastlaneCore::Helper).to receive(:itms_path).and_return('/tmp')
         allow(File).to receive(:exist?).and_return(true) unless FastlaneCore::Helper.mac?
         ENV.delete("FASTLANE_ITUNES_TRANSPORTER_USE_SHELL_SCRIPT")
       end
@@ -1273,6 +1379,7 @@ def xcrun_download_command(provider_short_name = nil, jwt: nil)
     describe "with simulated no-test environment" do
       before(:each) do
         allow(FastlaneCore::Helper).to receive(:test?).and_return(false)
+        allow(FastlaneCore::Helper).to receive(:itms_path).and_return('/tmp')
         @transporter = FastlaneCore::ItunesTransporter.new(email, password, false)
       end
 
diff --git a/pilot/lib/pilot/build_manager.rb b/pilot/lib/pilot/build_manager.rb
index bb5ce5ecee2..9ee9da0edbd 100644
--- a/pilot/lib/pilot/build_manager.rb
+++ b/pilot/lib/pilot/build_manager.rb
@@ -47,7 +47,7 @@ def upload(options)
       end
 
       transporter = transporter_for_selected_team(options)
-      result = transporter.upload(package_path: package_path, asset_path: asset_path)
+      result = transporter.upload(package_path: package_path, asset_path: asset_path, platform: platform)
 
       unless result
         transporter_errors = transporter.displayable_errors
@@ -389,15 +389,22 @@ def expire_previous_builds(build)
     def transporter_for_selected_team(options)
       # Use JWT auth
       api_token = Spaceship::ConnectAPI.token
+      api_key = if options[:api_key].nil? && !api_token.nil?
+                  # Load api key info if user set api_key_path, not api_key
+                  { key_id: api_token.key_id, issuer_id: api_token.issuer_id, key: api_token.key_raw, is_key_content_base64: api_token.is_key_content_base64 }
+                elsif !options[:api_key].nil?
+                  options[:api_key].transform_keys(&:to_sym)
+                end
+
       unless api_token.nil?
         api_token.refresh! if api_token.expired?
-        return FastlaneCore::ItunesTransporter.new(nil, nil, false, nil, api_token.text)
+        return FastlaneCore::ItunesTransporter.new(nil, nil, false, nil, api_token.text, upload: true, api_key: api_key)
       end
 
       # Otherwise use username and password
       tunes_client = Spaceship::ConnectAPI.client ? Spaceship::ConnectAPI.client.tunes_client : nil
 
-      generic_transporter = FastlaneCore::ItunesTransporter.new(options[:username], nil, false, options[:itc_provider])
+      generic_transporter = FastlaneCore::ItunesTransporter.new(options[:username], nil, false, options[:itc_provider], upload: true, api_key: api_key)
       return generic_transporter if options[:itc_provider] || tunes_client.nil?
       return generic_transporter unless tunes_client.teams.count > 1
 
@@ -406,7 +413,7 @@ def transporter_for_selected_team(options)
         name = team['name']
         provider_id = generic_transporter.provider_ids[name]
         UI.verbose("Inferred provider id #{provider_id} for team #{name}.")
-        return FastlaneCore::ItunesTransporter.new(options[:username], nil, false, provider_id)
+        return FastlaneCore::ItunesTransporter.new(options[:username], nil, false, provider_id, upload: true, api_key: api_key)
       rescue => ex
         STDERR.puts(ex.to_s)
         UI.verbose("Couldn't infer a provider short name for team with id #{tunes_client.team_id} automatically: #{ex}. Proceeding without provider short name.")
diff --git a/spaceship/lib/spaceship/connect_api/token.rb b/spaceship/lib/spaceship/connect_api/token.rb
index ce3e922697d..fd0e495a06a 100644
--- a/spaceship/lib/spaceship/connect_api/token.rb
+++ b/spaceship/lib/spaceship/connect_api/token.rb
@@ -22,6 +22,7 @@ class Token
       attr_reader :expiration
 
       attr_reader :key_raw
+      attr_reader :is_key_content_base64
 
       # Temporary attribute not needed to create the JWT text
       # There is no way to determine if the team associated with this
@@ -71,17 +72,19 @@ def self.create(key_id: nil, issuer_id: nil, filepath: nil, key: nil, is_key_con
           key: OpenSSL::PKey::EC.new(key),
           key_raw: key,
           duration: duration,
-          in_house: in_house
+          in_house: in_house,
+          is_key_content_base64: is_key_content_base64
         )
       end
 
-      def initialize(key_id: nil, issuer_id: nil, key: nil, key_raw: nil, duration: nil, in_house: nil)
+      def initialize(key_id: nil, issuer_id: nil, key: nil, key_raw: nil, duration: nil, in_house: nil, is_key_content_base64: nil)
         @key_id = key_id
         @key = key
         @key_raw = key_raw
         @issuer_id = issuer_id
         @duration = duration
         @in_house = in_house
+        @is_key_content_base64 = is_key_content_base64
 
         @duration ||= DEFAULT_TOKEN_DURATION
         @duration = @duration.to_i if @duration