diff --git a/.rubocop.yml b/.rubocop.yml
index 98d389f..7f6c337 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -48,7 +48,5 @@ Style/Documentation:
 Layout/LineLength:
   Enabled: false
 
-
-
-
-
+Metrics/ParameterLists:
+  Max: 8
\ No newline at end of file
diff --git a/carioca.gemspec b/carioca.gemspec
index 0e11d7f..a86038c 100644
--- a/carioca.gemspec
+++ b/carioca.gemspec
@@ -14,7 +14,7 @@ Gem::Specification.new do |spec|
   spec.homepage = 'https://github.com/Ultragreen/carioca'
   spec.description = 'Carioca 2: is a complete rewrite who provide a full IoC/DI light Container and a services registry, build with logs, config and Internationalization facilities for designing your applications'
 
-  spec.required_ruby_version = Gem::Requirement.new('>= 2.6.0')
+  spec.required_ruby_version = Gem::Requirement.new('>= 3.2.3')
 
   spec.metadata['allowed_push_host'] = 'https://rubygems.org'
 
diff --git a/lib/carioca/configuration.rb b/lib/carioca/configuration.rb
index 2ee801a..3ee3199 100644
--- a/lib/carioca/configuration.rb
+++ b/lib/carioca/configuration.rb
@@ -34,7 +34,7 @@ def initialize
       @secure_store_file = DEFAULT_SECURE_STORE_FILE.dup
       path = search_file_in_gem('carioca', 'config/locales')
       @locales_load_path = Dir["#{File.expand_path(path)}/*.yml"]
-      Dir["#{path}/*.yml"].sort.each do |file|
+      Dir["#{path}/*.yml"].each do |file|
         @locales_availables.push File.basename(file, '.yml').to_sym
       end
       @debugger_tracer = DEFAULT_DEBUGGER_TRACER.dup
diff --git a/lib/carioca/constants.rb b/lib/carioca/constants.rb
index 7008c5b..8cbd40e 100644
--- a/lib/carioca/constants.rb
+++ b/lib/carioca/constants.rb
@@ -16,8 +16,8 @@ module Constants
 
     DEFAULT_USER_CONFIG_PATH = '~/.carioca'
 
-    DEFAULT_MASTER_KEY_FILE = "#{DEFAULT_USER_CONFIG_PATH}/master.key"
-    DEFAULT_SECURE_STORE_FILE = "#{DEFAULT_USER_CONFIG_PATH}/secure.Store"
+    DEFAULT_MASTER_KEY_FILE = "#{DEFAULT_USER_CONFIG_PATH}/master.key".freeze
+    DEFAULT_SECURE_STORE_FILE = "#{DEFAULT_USER_CONFIG_PATH}/secure.Store".freeze
 
     DEFAULT_DEBUGGER_TRACER = :output
 
diff --git a/lib/carioca/mixin.rb b/lib/carioca/mixin.rb
index 65fdec7..5f815fc 100644
--- a/lib/carioca/mixin.rb
+++ b/lib/carioca/mixin.rb
@@ -7,7 +7,7 @@ def inject(service:)
     end
 
     def add(service:, definition:)
-      Carioca::Registry.get.add service: service, definition: definition
+      Carioca::Registry.get.add service:, definition:
     end
 
     def services
@@ -18,9 +18,9 @@ def active_services
       Carioca::Registry.get.active_services
     end
 
-    def create_methods(name, &block)
-      define_method name, &block
-      self.class.send(:define_method, name, &block)
+    def create_methods(name, &)
+      define_method(name, &)
+      self.class.send(:define_method, name, &)
     end
 
     def self.extended(base)
diff --git a/lib/carioca/registry.rb b/lib/carioca/registry.rb
index e244bb0..305733f 100644
--- a/lib/carioca/registry.rb
+++ b/lib/carioca/registry.rb
@@ -25,8 +25,8 @@ def get_service(name:)
       raise "Service not found: #{name}" unless @services.include? name
 
       if @active_services.include? name
-        debug message: i18n.t('service.getting', name: name) if @active_services.include?(:logger) && !%i[logger
-                                                                                                          i18n output].include?(name) && @@config.debug?
+        debug message: i18n.t('service.getting', name:) if @active_services.include?(:logger) && !%i[logger
+                                                                                                     i18n output].include?(name) && @@config.debug?
       else
         service = @services[name]
         if service.include? :depends
@@ -36,9 +36,9 @@ def get_service(name:)
             get_service(name: dep) unless @active_services.include? dep
           end
         end
-        debug message: i18n.t('service.starting', name: name) if @active_services.include?(:logger) && !%i[logger
-                                                                                                           i18n].include?(name) && @@config.debug?
-        require  service[:resource] if %i[gem file stdlib].include? service[:type]
+        debug message: i18n.t('service.starting', name:) if @active_services.include?(:logger) && !%i[logger
+                                                                                                      i18n].include?(name) && @@config.debug?
+        require service[:resource] if %i[gem file stdlib].include? service[:type]
         @active_services[name] ||= eval("lambda { #{service[:service]} }").call # lambda { Aservice::new }
       end
       @active_services[name]
@@ -55,7 +55,7 @@ def add(service:, definition:, skip_validation: false)
         debug message: i18n.t('service.adding',
                               name: service)
       end
-      checker = Carioca::Services::Validator.new service: service, definition: definition
+      checker = Carioca::Services::Validator.new(service:, definition:)
       checker.validate! unless skip_validation
       @services[service] = checker.definition
     end
@@ -78,7 +78,7 @@ def initialize
       locale = @@config.default_locale
       target = @@config.log_file? ? @@config.log_file : 'STDOUT'
       debug message: i18n.t('notify.locale', loc: locale) if @@config.debug?
-      debug message:  i18n.t('notify.logger', target: target) if @@config.debug?
+      debug message:  i18n.t('notify.logger', target:) if @@config.debug?
       debug message:  i18n.t('init.carioca') if @@config.debug?
       debug message: i18n.t('init.builtins') if @@config.debug?
       @@config.builtins.each do |service, spec|
@@ -95,7 +95,7 @@ def open_registry_file
                                                       file_name: @@config.filename)
       end
       registry_file.validated.each do |service, spec|
-        add service: service, definition: spec
+        add service:, definition: spec
       end
       debug message: i18n.t('init.registry.success') if @@config.debug?
     end
diff --git a/lib/carioca/registry_file.rb b/lib/carioca/registry_file.rb
index da79691..8a9ddd3 100644
--- a/lib/carioca/registry_file.rb
+++ b/lib/carioca/registry_file.rb
@@ -29,7 +29,7 @@ def save!
     end
 
     def add(service:, definition:)
-      checker = Carioca::Services::Validator.new service: service, definition: definition
+      checker = Carioca::Services::Validator.new(service:, definition:)
       checker.validate!
       @validated[service] = checker.definition
     end
@@ -50,7 +50,7 @@ def prepare!
       @candidates.delete_if { |key, _value| BUILTINS.keys.include? key }
       @altered = save.keys - @candidates.keys
       @candidates.each do |service, definition|
-        checker = Carioca::Services::Validator.new service: service, definition: definition
+        checker = Carioca::Services::Validator.new(service:, definition:)
         checker.validate!
         @validated[service] = checker.definition
       end
diff --git a/lib/carioca/services/debug.rb b/lib/carioca/services/debug.rb
index fca8fa7..8dd3b89 100644
--- a/lib/carioca/services/debug.rb
+++ b/lib/carioca/services/debug.rb
@@ -4,7 +4,7 @@ module Carioca
   module Services
     class Debugger
       def self.get(service:, trace: Carioca::Registry.config.debugger_tracer)
-        ProxyDebug.new service: service, trace: trace
+        ProxyDebug.new service:, trace:
       end
     end
 
@@ -19,14 +19,14 @@ def initialize(service:, trace:)
         @tracer_type = trace
       end
 
-      def method_missing(methodname, *args, **keywords, &block)
+      def method_missing(methodname, *args, **keywords, &)
         trace message: "BEGIN CALL for service #{@service} "
         trace message: "Method called: #{methodname} "
         trace message: "args : #{args.join ' '}"
         trace message: "keywords : #{keywords}"
         if block_given?
           trace message: 'block given'
-          a = @service.send(methodname, *args, **keywords, &block)
+          a = @service.send(methodname, *args, **keywords, &)
         else
           a = @service.send(methodname, *args, **keywords)
         end
diff --git a/lib/carioca/services/finisher.rb b/lib/carioca/services/finisher.rb
index f3246bb..aa70a8f 100644
--- a/lib/carioca/services/finisher.rb
+++ b/lib/carioca/services/finisher.rb
@@ -54,8 +54,8 @@ def initialize
       def terminate(return_case: nil, exit_case: nil, more: nil)
         raise 'Case must be a return or an exit' if return_case && exit_case
 
-        do_exit!(exit_case: exit_case, more: more) if exit_case
-        do_return(return_case: return_case, more: more) if return_case
+        do_exit!(exit_case:, more:) if exit_case
+        do_return(return_case:, more:) if return_case
       end
 
       # exiter
@@ -86,39 +86,38 @@ def do_return(return_case: :status_ok, more: nil)
       end
 
       def secure_raise(message: 'unknown error', error_case: :status_ko)
-        raise SpecificError.new message, error_case: error_case
+        raise SpecificError.new(message, error_case:)
       end
 
       def secure_api_return(data: nil, return_case: nil, structured: false, json: true, status: true)
         result = {}
         begin
           data = yield if block_given?
-          result = structured ? do_return(return_case: return_case).merge({ data: data }) : data
-        rescue Exception => e
-          key = (e.respond_to? :error_case) ? e.error_case : :status_ko
-          more = (e.respond_to? :error_case) ? e.message : "#{e.class} : #{e.message}"
-          result = do_return return_case: key, more: more
+          result = structured ? do_return(return_case:).merge({ data: }) : data
+        rescue StandardError => e
+          key = e.respond_to?(:error_case) ? e.error_case : :status_ko
+          more = e.respond_to?(:error_case) ? e.message : "#{e.class} : #{e.message}"
+          result = do_return return_case: key, more:
         end
         if status && structured && json
           p result
           { status: result[:code], data: JSON.pretty_generate(JSON.parse(result.to_json)) }
         elsif json
-          return JSON.pretty_generate(JSON.parse(result.to_json)) if json
+          JSON.pretty_generate(JSON.parse(result.to_json)) if json
         else
           result
         end
       end
 
       def secure_execute!(exit_case: :success_exit)
-        result = {}
         begin
           more = yield
-        rescue Exception => e
-          key = (e.respond_to? :error_case) ? e.error_case : :error_exit
-          more = (e.respond_to? :error_case) ? e.message : "#{e.class} : #{e.message}"
-          exit_case = key
+          key = exit_case
+        rescue StandardError => e
+          key = e.respond_to?(:error_case) ? e.error_case : :error_exit
+          more = e.respond_to?(:error_case) ? e.message : "#{e.class} : #{e.message}"
         end
-        do_exit! exit_case: exit_case, more: more
+        do_exit! exit_case: key, more:
       end
     end
   end
diff --git a/lib/carioca/services/init.rb b/lib/carioca/services/init.rb
index b73e399..64a1b8a 100644
--- a/lib/carioca/services/init.rb
+++ b/lib/carioca/services/init.rb
@@ -1,3 +1,3 @@
 # frozen_string_literal: true
 
-Dir["#{File.dirname(__FILE__)}/*.rb"].sort.each { |file| require file unless File.basename(file) == 'init.rb' }
+Dir["#{File.dirname(__FILE__)}/*.rb"].each { |file| require file unless File.basename(file) == 'init.rb' }
diff --git a/lib/carioca/services/output.rb b/lib/carioca/services/output.rb
index e8a6186..6f5c8ec 100644
--- a/lib/carioca/services/output.rb
+++ b/lib/carioca/services/output.rb
@@ -76,12 +76,12 @@ class Provider
 
         LEVELS.each do |method|
           define_method(method) do |message, session = nil, source = 'Carioca->Output'|
-            display(level: method, message: message, session: session, source: source)
+            display(level: method, message:, session:, source:)
           end
         end
         @@alias.each_key do |method|
           define_method(method) do |message, session = nil, source = 'Carioca->Output'|
-            display(level: method, message: message, session: session, source: source)
+            display(level: method, message:, session:, source:)
           end
         end
 
@@ -104,7 +104,7 @@ def add_alias(newalias:, level:)
           raise "Bad Level : #{level}" unless LEVELS.include? level
 
           self.class.define_method(newalias) do |message, session = nil|
-            display({ level: newalias, message: message, session: session })
+            display({ level: newalias, message:, session: })
           end
         end
 
diff --git a/lib/carioca/services/sanitycheck.rb b/lib/carioca/services/sanitycheck.rb
index 315cbd6..6449721 100644
--- a/lib/carioca/services/sanitycheck.rb
+++ b/lib/carioca/services/sanitycheck.rb
@@ -14,14 +14,13 @@ def initialize
         @finisher = registry.get_service name: :finisher
         @schema = {}
         if @configuration.settings.include? :sanitycheck
-          @schema = (@configuration.settings.sanitycheck.include? :rules) ? @configuration.settings.sanitycheck.rules : {}
+          @schema = @configuration.settings.sanitycheck.include?(:rules) ? @configuration.settings.sanitycheck.rules : {}
         end
       end
 
       def run
         unless @schema.empty?
           begin
-            result = []
             @output.info @i18n.t('sanitycheck.run.start')
             error_number = 0
             @schema.each do |item|
@@ -29,10 +28,10 @@ def run
               item.delete(:test)
               res = send(testcase, **item)
               if  res.empty?
-                @output.ok @i18n.t('sanitycheck.run.ok', testcase: testcase, name: item[:name].to_s)
+                @output.ok @i18n.t('sanitycheck.run.ok', testcase:, name: item[:name].to_s)
               else
                 pbm = res.map(&:to_s).join(',')
-                @output.ko @i18n.t('sanitycheck.run.ko', testcase: testcase, name: item[:name].to_s, pbm: pbm)
+                @output.ko @i18n.t('sanitycheck.run.ko', testcase:, name: item[:name].to_s, pbm:)
                 error_number = + 1
               end
             end
@@ -41,7 +40,7 @@ def run
             else
               @output.success @i18n.t('sanitycheck.success')
             end
-          rescue Exception
+          rescue StandardError
             @finisher.secure_raise message: @i18n.t('sanitychek.error'), error_case: :status_ko
           end
         end
@@ -62,7 +61,7 @@ def verify_folder(name:, mode: '755', owner: nil, group: nil)
 
         stat = File.stat(full_name)
         if mode
-          tested_mode = '%o' % stat.mode
+          tested_mode = format('%o', stat.mode)
           res << :mode if tested_mode[-3..] != mode
         end
         res << :owner if owner && (Etc.getpwuid(stat.uid).name != owner)
@@ -93,7 +92,7 @@ def verify_file(name:, mode: '644', owner: nil, group: nil)
 
         stat = File.stat(full_name)
         if mode
-          tested_mode = '%o' % stat.mode
+          tested_mode = format('%o', stat.mode)
           res << :mode if tested_mode[-3..] != mode
         end
         res << :owner if owner && (Etc.getpwuid(stat.uid).name != owner)
@@ -103,11 +102,10 @@ def verify_file(name:, mode: '644', owner: nil, group: nil)
 
       # TCP/IP service checker
       # @return [Bool] status
-      # @option [String] :name display name
       # @option [String] :host hostname
       # @option [String] :port TCP port
       # @option [String] :url full URL, priority on :host and :port
-      def verify_service(name: nil, url: nil, host: nil, port: nil)
+      def verify_service(url: nil, host: nil, port: nil)
         if url
           uri = URI.parse(url)
           host = uri.host
diff --git a/lib/carioca/services/setup.rb b/lib/carioca/services/setup.rb
index 46a54f0..9a581c3 100644
--- a/lib/carioca/services/setup.rb
+++ b/lib/carioca/services/setup.rb
@@ -14,7 +14,7 @@ def initialize
         @finisher = registry.get_service name: :finisher
         @schema = {}
         if @configuration.settings.include? :setup
-          @schema = (@configuration.settings.setup.include? :rules) ? @configuration.settings.setup.rules : {}
+          @schema = @configuration.settings.setup.include?(:rules) ? @configuration.settings.setup.rules : {}
         end
       end
 
@@ -27,7 +27,7 @@ def execute!
               item.delete(:action)
               send action, **item
             end
-          rescue Exception
+          rescue StandardError
             @finisher.secure_raise message: @i18n.t('setup.error'), error_case: :status_ko
           end
         end
@@ -47,7 +47,7 @@ def execute!
       def install_file(source:, target:, mode: '644', owner: nil, group: nil, force: true, gem: true, gem_name: 'carioca')
         @output.item @i18n.t('setup.install', file: target)
         full_target = File.expand_path(target)
-        source = gem ? @toolbox.search_file_in_gem(gem_name, source) : source
+        source = @toolbox.search_file_in_gem(gem: gem_name, file: source) if gem
         FileUtils.copy source, full_target if force
         FileUtils.chmod mode.to_i(8), full_target
         FileUtils.chown owner, group, full_target if owner && group
@@ -70,9 +70,9 @@ def make_folder(path:, mode: '644', owner: nil, group: nil)
       # @option [String] :source path of the file
       # @option [String] :link path of the symlink
       def make_link(source:, link:)
-        full_source = File.expand_path(source)
-        full_link = File.expand_path(link)
-        @output.item @i18n.t('setup.ln', target: link, source: source)
+        File.expand_path(source)
+        File.expand_path(link)
+        @output.item @i18n.t('setup.ln', target: link, source:)
         FileUtils.rm link if File.symlink?(link) && !File.exist?(link)
         FileUtils.ln_s source, link unless File.exist? link
       end
diff --git a/lib/carioca/services/toolbox.rb b/lib/carioca/services/toolbox.rb
index dd2e15f..d02fdb0 100644
--- a/lib/carioca/services/toolbox.rb
+++ b/lib/carioca/services/toolbox.rb
@@ -10,7 +10,7 @@ def self.describe
         methods(false).each do |meth|
           next if meth == :describe
 
-          result[meth] = send meth, **{ describe: true }
+          result[meth] = send meth, describe: true
         end
         result
       end
@@ -56,17 +56,17 @@ def self.get_processes(patterns: [], pattern: nil, full: false, description: 'Ge
       # @param [String] _file a file relative path in the gem
       # @return [String] the path of the file, if found.
       # @return [False] if not found
-      def self.search_file_in_gem(_gem = nil, _file = nil, description: 'Retrieve absolute path of a file in a specific gem', describe: false)
+      def self.search_file_in_gem(gem: nil, file: nil, description: 'Retrieve absolute path of a file in a specific gem', describe: false)
         return description if describe
 
         if Gem::Specification.respond_to?(:find_by_name)
           begin
-            spec = Gem::Specification.find_by_name(_gem)
+            spec = Gem::Specification.find_by_name(gem)
           rescue LoadError
             spec = nil
           end
         else
-          spec = Gem.searcher.find(_gem)
+          spec = Gem.searcher.find(gem)
         end
         if spec
           res = if Gem::Specification.respond_to?(:find_by_name)
@@ -75,7 +75,7 @@ def self.search_file_in_gem(_gem = nil, _file = nil, description: 'Retrieve abso
                   Gem.searcher.lib_dirs_for(spec).split('/')
                 end
           res.pop
-          services_path = res.join('/').concat("/#{_file}")
+          services_path = res.join('/').concat("/#{file}")
           return services_path if File.exist?(services_path)
 
         end
@@ -84,7 +84,7 @@ def self.search_file_in_gem(_gem = nil, _file = nil, description: 'Retrieve abso
 
       # facility to verifying if the active process run as root
       # @return [Bool] status
-      def self.is_root?(description: 'Verify if active current processus is running as root', describe: false)
+      def self.root?(description: 'Verify if active current processus is running as root', describe: false)
         return description if describe
 
         Process.uid.zero?
diff --git a/samples/test.rb b/samples/test.rb
index 57e2ab0..6acc0af 100644
--- a/samples/test.rb
+++ b/samples/test.rb
@@ -133,7 +133,7 @@ def test3
 output.emoji = true
 output.color = true
 
-puts "\nTest 9 : Service toolbox list of avaibles methodes"
+puts "\nTest 9 : Service toolbox list of availables methodes"
 toolbox = Carioca::Registry.get.get_service name: :toolbox
 pp toolbox.describe
 
@@ -141,7 +141,7 @@ def test3
 pp toolbox.user_root
 
 puts "\nTest 11 : Service toolbox test of simple methode : :search_file_in_gem"
-pp toolbox.search_file_in_gem('carioca', 'config/locales/en.yml')
+pp toolbox.search_file_in_gem(gem: 'carioca', file: 'config/locales/en.yml')
 
 puts "\nTest 12 : Service setup execute setup schema from configuration"
 setup = Carioca::Registry.get.get_service name: :setup