{"id":337752,"date":"2025-02-09T12:04:43","date_gmt":"2025-02-09T11:04:43","guid":{"rendered":"https:\/\/glosarix.com\/?post_type=glossary&#038;p=337752"},"modified":"2026-11-09T09:12:32","modified_gmt":"2026-11-09T08:12:32","slug":"data-encryption","status":"publish","type":"glossary","link":"https:\/\/glosarix.com\/en\/glossary\/data-encryption\/","title":{"rendered":"Data Encryption"},"content":{"rendered":"<p>Description: Data encryption is the process of converting data into an encoded format to prevent unauthorized access. This process uses mathematical algorithms to transform legible information into an illegible format, which can only be reverted to its original form through the use of an encryption key. Encryption is fundamental in protecting sensitive data, as it ensures that only authorized individuals can access the information. There are different types of encryption, such as symmetric encryption, where the same key is used to encrypt and decrypt data, and asymmetric encryption, which uses a pair of keys: a public one and a private one. In addition, encryption is applied in various areas, including data transmission over networks, information storage on devices, and communication protection. The implementation of encryption is essential in today&#8217;s digital age, where information security is a priority for individuals and organizations alike.<\/p>\n<p>History: Encryption has its roots in antiquity, with examples such as the Caesar cipher used by Julius Caesar in 58 BC to protect military messages. Throughout history, encryption has evolved, moving from manual methods to more complex systems such as the Enigma machine used by the Germans during World War II. With the advent of computing, encryption has become more sophisticated, leading to modern algorithms like AES (Advanced Encryption Standard) in 2001, which became an encryption standard for the U.S. government.<\/p>\n<p>Uses: Encryption is used in a variety of applications, including the protection of personal data on devices, the security of online transactions, and the protection of sensitive information in databases. It is also fundamental in secure communication through protocols such as HTTPS, which encrypts information transmitted between web browsers and servers. In addition, encryption is applied in cloud data storage, ensuring that information is protected even if the servers are compromised.<\/p>\n<p>Examples: A practical example of encryption is the use of HTTPS on e-commerce websites, where credit card information is encrypted to protect it during transmission. Another example is file encryption in cloud storage services, where files are encrypted before being stored to protect user privacy.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Description: Data encryption is the process of converting data into an encoded format to prevent unauthorized access. This process uses mathematical algorithms to transform legible information into an illegible format, which can only be reverted to its original form through the use of an encryption key. Encryption is fundamental in protecting sensitive data, as it [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"_acf_changed":false,"_yoast_wpseo_metadesc":"Data encryption is the process of converting data into an encoded format to prevent unauthorized access. This process uses mathematical algorithms to\u2026","glosarix_cat":"criptografia","footnotes":""},"glossary-categories":[11923],"glossary-tags":[],"glossary-languages":[],"class_list":["post-337752","glossary","type-glossary","status-publish","hentry","glossary-categories-cryptography-en"],"post_title":"Data Encryption","post_content":"Description: Data encryption is the process of converting data into an encoded format to prevent unauthorized access. This process uses mathematical algorithms to transform legible information into an illegible format, which can only be reverted to its original form through the use of an encryption key. Encryption is fundamental in protecting sensitive data, as it ensures that only authorized individuals can access the information. There are different types of encryption, such as symmetric encryption, where the same key is used to encrypt and decrypt data, and asymmetric encryption, which uses a pair of keys: a public one and a private one. In addition, encryption is applied in various areas, including data transmission over networks, information storage on devices, and communication protection. The implementation of encryption is essential in today's digital age, where information security is a priority for individuals and organizations alike.\n\nHistory: Encryption has its roots in antiquity, with examples such as the Caesar cipher used by Julius Caesar in 58 BC to protect military messages. Throughout history, encryption has evolved, moving from manual methods to more complex systems such as the Enigma machine used by the Germans during World War II. With the advent of computing, encryption has become more sophisticated, leading to modern algorithms like AES (Advanced Encryption Standard) in 2001, which became an encryption standard for the U.S. government.\n\nUses: Encryption is used in a variety of applications, including the protection of personal data on devices, the security of online transactions, and the protection of sensitive information in databases. It is also fundamental in secure communication through protocols such as HTTPS, which encrypts information transmitted between web browsers and servers. In addition, encryption is applied in cloud data storage, ensuring that information is protected even if the servers are compromised.\n\nExamples: A practical example of encryption is the use of HTTPS on e-commerce websites, where credit card information is encrypted to protect it during transmission. Another example is file encryption in cloud storage services, where files are encrypted before being stored to protect user privacy.","acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Data Encryption - Glosarix<\/title>\n<meta name=\"description\" content=\"Data encryption is the process of converting data into an encoded format to prevent unauthorized access. 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