Sendmail 8.13.3 Securing Mailing Solution

Glossary
AES Advanced Encryption Standard (AES) also known as Rijndael, is a encryption method that operates on
fixed-length groups of bits and termed blocks.
DES Data Encryption Standard (DES) is a method for encrypting information.
ESMTP Extended Simple Mail Transfer Protocol (ESMTP) specifies extensions to the original protocol (SMTP) for
sending mail that supports graphics, audio, and video files, and text in various national languages.
IDEA IDEA (International Data Encryption Algorithm (IDEA) is a 64-bit iterative block cipher with a 128-bit
key.
IMAP Internet Message Access Protocol (IMAP) is a method for accessing electronic mail or bulletin board
messages stored in a mail server.
MD5 Message Digest algorithm 5 (MD5) is a widely used cryptographic hash function with a 128-bit hash value.
RIPEMD RACE Integrity Primitives Evaluation Message Digest (RIPEMD) is a message digest algorithm and
cryptographic hash function.
RSA Rivest Shamir Adleman (RSA) is an algorithm for public-key cryptography. It is the first algorithm suitable
for signing and encryption, and one of the first great advances in public key cryptography.
SMTP Simple Mail Transfer Protocol (SMTP) is a simple, text-based protocol for sending mail messages.
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