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<?php $finder = PhpCsFixer\Finder::create() ->exclude('vendor') ->notPath('src/PhpSpreadsheet/Writer/ZipStream3.php') ->in(__DIR__); $config = new PhpCsFixer\Config(); $config ->setRiskyAllowed(true) ->setFinder($finder) ->setCacheFile(sys_get_temp_dir() . '/php-cs-fixer' . preg_replace('~\W~', '-', __DIR__)) ->setRules([ 'align_multiline_comment' => true, 'array_indentation' => true, 'array_syntax' => ['syntax' => 'short'], 'backtick_to_shell_exec' => true, 'binary_operator_spaces' => true, 'blank_line_after_namespace' => true, 'blank_line_after_opening_tag' => true, 'blank_line_before_statement' => true, 'braces' => true, 'cast_spaces' => true, 'class_attributes_separation' => ['elements' => ['method' => 'one', 'property' => 'one']], // const are often grouped with other related const 'class_definition' => false, 'class_keyword_remove' => false, // ::class keyword gives us better support in IDE 'combine_consecutive_issets' => true, 'combine_consecutive_unsets' => true, 'combine_nested_dirname' => true, 'comment_to_phpdoc' => false, // interferes with annotations 'compact_nullable_typehint' => true, 'concat_space' => ['spacing' => 'one'], 'constant_case' => true, 'date_time_immutable' => false, // Break our unit tests 'declare_equal_normalize' => true, 'declare_strict_types' => false, // Too early to adopt strict types 'dir_constant' => true, 'doctrine_annotation_array_assignment' => true, 'doctrine_annotation_braces' => true, 'doctrine_annotation_indentation' => true, 'doctrine_annotation_spaces' => true, 'elseif' => true, 'encoding' => true, 'ereg_to_preg' => true, 'escape_implicit_backslashes' => true, 'explicit_indirect_variable' => false, // I feel it makes the code actually harder to read 'explicit_string_variable' => false, // I feel it makes the code actually harder to read 'final_class' => false, // We need non-final classes 'final_internal_class' => true, 'final_public_method_for_abstract_class' => false, // We need non-final methods 'self_static_accessor' => true, 'fopen_flag_order' => true, 'fopen_flags' => true, 'full_opening_tag' => true, 'fully_qualified_strict_types' => true, 'function_declaration' => true, 'function_to_constant' => true, 'function_typehint_space' => true, 'general_phpdoc_annotation_remove' => ['annotations' => ['access', 'category', 'copyright']], 'global_namespace_import' => true, 'header_comment' => false, // We don't use common header in all our files 'heredoc_indentation' => true, 'heredoc_to_nowdoc' => false, // Not sure about this one 'implode_call' => true, 'include' => true, 'increment_style' => true, 'indentation_type' => true, 'is_null' => true, 'line_ending' => true, 'linebreak_after_opening_tag' => true, 'list_syntax' => ['syntax' => 'short'], 'logical_operators' => true, 'lowercase_cast' => true, 'lowercase_keywords' => true, 'lowercase_static_reference' => true, 'magic_constant_casing' => true, 'magic_method_casing' => true, 'mb_str_functions' => false, // No, too dangerous to change that 'method_argument_space' => true, 'method_chaining_indentation' => true, 'modernize_types_casting' => true, 'multiline_comment_opening_closing' => true, 'multiline_whitespace_before_semicolons' => true, 'native_constant_invocation' => false, // Micro optimization that look messy 'native_function_casing' => true, 'native_function_invocation' => false, // I suppose this would be best, but I am still unconvinced about the visual aspect of it 'native_function_type_declaration_casing' => true, 'new_with_braces' => true, 'no_alias_functions' => true, 'no_alternative_syntax' => true, 'no_binary_string' => true, 'no_blank_lines_after_class_opening' => true, 'no_blank_lines_after_phpdoc' => true, 'no_blank_lines_before_namespace' => false, // we want 1 blank line before namespace 'no_break_comment' => true, 'no_closing_tag' => true, 'no_empty_comment' => true, 'no_empty_phpdoc' => true, 'no_empty_statement' => true, 'no_extra_blank_lines' => true, 'no_homoglyph_names' => true, 'no_leading_import_slash' => true, 'no_leading_namespace_whitespace' => true, 'no_mixed_echo_print' => true, 'no_multiline_whitespace_around_double_arrow' => true, 'no_null_property_initialization' => true, 'no_php4_constructor' => true, 'no_short_bool_cast' => true, 'echo_tag_syntax' => ['format' => 'long'], 'no_singleline_whitespace_before_semicolons' => true, 'no_spaces_after_function_name' => true, 'no_spaces_around_offset' => true, 'no_spaces_inside_parenthesis' => true, 'no_superfluous_elseif' => false, // Might be risky on a huge code base 'no_superfluous_phpdoc_tags' => ['allow_mixed' => true], 'no_trailing_comma_in_list_call' => true, 'no_trailing_comma_in_singleline_array' => true, 'no_trailing_whitespace' => true, 'no_trailing_whitespace_in_comment' => true, 'no_unneeded_control_parentheses' => true, 'no_unneeded_curly_braces' => true, 'no_unneeded_final_method' => true, 'no_unreachable_default_argument_value' => true, 'no_unset_cast' => true, 'no_unset_on_property' => true, 'no_unused_imports' => true, 'no_useless_else' => true, 'no_useless_return' => true, 'no_whitespace_before_comma_in_array' => true, 'no_whitespace_in_blank_line' => true, 'non_printable_character' => true, 'normalize_index_brace' => true, 'not_operator_with_space' => false, // No we prefer to keep '!' without spaces 'not_operator_with_successor_space' => false, // idem 'nullable_type_declaration_for_default_null_value' => true, 'object_operator_without_whitespace' => true, 'ordered_class_elements' => false, // We prefer to keep some freedom 'ordered_imports' => true, 'ordered_interfaces' => true, 'php_unit_construct' => true, 'php_unit_dedicate_assert' => true, 'php_unit_dedicate_assert_internal_type' => true, 'php_unit_expectation' => true, 'php_unit_fqcn_annotation' => true, 'php_unit_internal_class' => false, // Because tests are excluded from package 'php_unit_method_casing' => true, 'php_unit_mock' => true, 'php_unit_mock_short_will_return' => true, 'php_unit_namespaced' => true, 'php_unit_no_expectation_annotation' => true, 'phpdoc_order_by_value' => ['annotations' => ['covers']], 'php_unit_set_up_tear_down_visibility' => true, 'php_unit_size_class' => false, // That seems extra work to maintain for little benefits 'php_unit_strict' => false, // We sometime actually need assertEquals 'php_unit_test_annotation' => true, 'php_unit_test_case_static_method_calls' => ['call_type' => 'self'], 'php_unit_test_class_requires_covers' => false, // We don't care as much as we should about coverage 'phpdoc_add_missing_param_annotation' => false, // Don't add things that bring no value 'phpdoc_align' => false, // Waste of time 'phpdoc_annotation_without_dot' => true, 'phpdoc_indent' => true, //'phpdoc_inline_tag' => true, 'phpdoc_line_span' => false, // Unfortunately our old comments turn even uglier with this 'phpdoc_no_access' => true, 'phpdoc_no_alias_tag' => true, 'phpdoc_no_empty_return' => true, 'phpdoc_no_package' => true, 'phpdoc_no_useless_inheritdoc' => true, 'phpdoc_order' => true, 'phpdoc_return_self_reference' => true, 'phpdoc_scalar' => true, 'phpdoc_separation' => true, 'phpdoc_single_line_var_spacing' => true, 'phpdoc_summary' => true, 'phpdoc_to_comment' => false, // interferes with annotations 'phpdoc_to_param_type' => false, // Because experimental, but interesting for one shot use 'phpdoc_to_return_type' => false, // idem 'phpdoc_trim' => true, 'phpdoc_trim_consecutive_blank_line_separation' => true, 'phpdoc_types' => true, 'phpdoc_types_order' => true, 'phpdoc_var_annotation_correct_order' => true, 'phpdoc_var_without_name' => true, 'pow_to_exponentiation' => true, 'protected_to_private' => true, //'psr0' => true, //'psr4' => true, 'random_api_migration' => true, 'return_assignment' => false, // Sometimes useful for clarity or debug 'return_type_declaration' => true, 'self_accessor' => true, 'self_static_accessor' => true, 'semicolon_after_instruction' => false, // Buggy in `samples/index.php` 'set_type_to_cast' => true, 'short_scalar_cast' => true, 'simple_to_complex_string_variable' => false, // Would differ from TypeScript without obvious advantages 'simplified_null_return' => false, // Even if technically correct we prefer to be explicit 'single_blank_line_at_eof' => true, 'single_blank_line_before_namespace' => true, 'single_class_element_per_statement' => true, 'single_import_per_statement' => true, 'single_line_after_imports' => true, 'single_line_comment_style' => true, 'single_line_throw' => false, // I don't see any reason for having a special case for Exception 'single_quote' => true, 'single_trait_insert_per_statement' => true, 'space_after_semicolon' => true, 'standardize_increment' => true, 'standardize_not_equals' => true, 'static_lambda' => false, // Risky if we can't guarantee nobody use `bindTo()` 'strict_comparison' => false, // No, too dangerous to change that 'strict_param' => false, // No, too dangerous to change that 'string_line_ending' => true, 'switch_case_semicolon_to_colon' => true, 'switch_case_space' => true, 'ternary_operator_spaces' => true, 'ternary_to_null_coalescing' => true, 'trailing_comma_in_multiline' => true, 'trim_array_spaces' => true, 'unary_operator_spaces' => true, 'visibility_required' => ['elements' => ['property', 'method']], // not const 'void_return' => true, 'whitespace_after_comma_in_array' => true, 'yoda_style' => false, ]); return $config;

Enhancing Payment Security: The Role of Encryption and Tokenization in Digital Transactions

As digital transactions proliferate, ensuring robust payment security is more critical than ever. Two foundational technologies that are pivotal in this effort are encryption and tokenization.
Encryption is a process that transforms data into a secure format, known as ciphertext, which can only be deciphered using a specific decryption key. This means that even if data is intercepted during transmission, it remains unreadable and protected from unauthorized access. Encryption is essential in safeguarding sensitive payment information, such as credit card details and personal data, during online transactions.
Tokenization, on the other hand, involves substituting sensitive data with unique identifiers or "tokens." These tokens serve as placeholders and have no value outside of the specific transaction context. If intercepted, tokens are meaningless and cannot be used to access the original sensitive data. This method significantly reduces the risk of fraud and data breaches, as the actual payment information is not stored or transmitted.
Together, encryption and tokenization form a powerful security framework. Encryption ensures that data is protected during transmission, while tokenization minimizes the risk of exposing sensitive information by replacing it with secure, non-sensitive tokens.
These technologies are integral to modern payment platforms, providing a robust defense against cyber threats. By implementing advanced encryption and tokenization techniques, businesses can enhance the security of digital transactions, ensuring that users' financial and personal information remains safe. This comprehensive approach not only builds user trust but also fortifies the overall security infrastructure of digital payment systems. As cyber threats evolve, the continued advancement of encryption and tokenization will be crucial in maintaining secure and reliable payment processes.

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