Public key is also known as public-private key. A cryptographic algorithm which uses two different keys to encrypt and decrypt information. Data encrypted using one key can be decrypted using the other key. The mechanism works in reverse as well. Typically, one key is kept private; while the other key is distributed to the public.
View Post“To alter (a file, for example) using a secret code so as to be unintelligible to unauthorized parties.” The American Heritage® Dictionary of the English Language, Fourth Edition, Copyright © 2000 by Houghton Mifflin Company. See Cipher.
View PostA digital signature is a process performed on a data stream that is based on the use of public key cryptography and cryptographic message digests. The purpose and function of a digital signature is twofold: Determine the data “signed” has not been altered Determine the person or entity who signed the data has been authenticated. […]
View PostThe Advanced Encryption Standard (AES) was adopted by the US National Institute of Standards and Technology (NIST) to replace the Data Encryption Standard (DES). With regard to PDF; Adobe added 128 bit AES to PDF 1.7; and, 256 bit AES to PDF 1.8.
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