{"id":25006,"date":"2013-05-16T12:13:22","date_gmt":"2013-05-16T06:43:22","guid":{"rendered":"http:\/\/vskills.in\/certification\/tutorial\/?p=25006"},"modified":"2024-04-12T14:17:53","modified_gmt":"2024-04-12T08:47:53","slug":"cryptography-2","status":"publish","type":"page","link":"https:\/\/www.vskills.in\/certification\/tutorial\/cryptography-2\/","title":{"rendered":"Cryptography"},"content":{"rendered":"

Cryptography<\/strong><\/h4>\n

Cryptography is the practice of securing communication in the presence of third parties, also known as adversaries. It involves the use of mathematical algorithms to convert plaintext messages into ciphertext, making it unreadable to anyone who does not possess the key to decode it. Cryptography is widely used in modern technology, including online banking, e-commerce, and secure messaging applications. It is also used to protect sensitive information such as personal data, trade secrets, and government communications.<\/p>\n

The history of cryptography can be traced back to ancient civilizations, where methods such as substitution ciphers were used to conceal messages. However, with the advancement of technology, modern cryptographic algorithms have become more complex and sophisticated, making it almost impossible for unauthorized individuals to break the code. Cryptography is categorized into two main types: symmetric-key cryptography and public-key cryptography. In symmetric-key cryptography, the same key is used for both encryption and decryption, while in public-key cryptography, two separate keys are used, one for encryption and one for decryption.<\/p>\n

Despite the strength of modern cryptographic algorithms, it is still vulnerable to attacks such as brute-force attacks, side-channel attacks, and cryptographic attacks. Cryptographers are continuously developing new algorithms and techniques to enhance the security of cryptographic systems. As technology continues to advance, the need for robust cryptography to protect sensitive information becomes increasingly crucial.<\/p>\n

\n

Apply for Network Security Certification Now!!<\/h3>\n

https:\/\/www.vskills.in\/certification\/Certified-Network-Security-Professional<\/a><\/p>\n<\/div>\n

Back to Tutorial<\/strong><\/a><\/h4>\n","protected":false},"excerpt":{"rendered":"

Cryptography Cryptography is the practice of securing communication in the presence of third parties, also known as adversaries. It involves the use of mathematical algorithms to convert plaintext messages into ciphertext, making it unreadable to anyone who does not possess the key to decode it. 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