{'fraction_non_alphanumeric': 0.016091954022988506, 'fraction_numerical': 0.0, 'mean_word_length': 5.707692307692308, 'pattern_counts': {'":': 0, '<': 0, '<?xml version=': 0, '>': 0, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
Credit card transaction security

With e-commerce accounting for a sharply increasing fraction of all business transactions conducted in the US, the need for reliable and secure online transactions using credit cards has never been greater. This paper explains the current techniques for assuring credit card security, describes recent trends, suggests how security methods could be improved, and reviews promising future technologies.