
There are two types of encryption we will discuss in detail are symmetric and asymmetric . Asymmetric encryption public and private keys to encrypt and decrypt data. The keys are simply large numbers that have been paired together but are not identical (asymmetric). One key in the pair can be shared with everyone; it is called the public key. The other key in the pair is kept secret; it is called the private key.
We’ve covered the fundamentals of basic Symmetric Key and Public Key encryption in prior lessons. Here we will cover some of the finer points of the subject such as Cipher types and specific Cipher attacks.
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The Security+ exam covers six domains and this course focuses on the sixth domain which is 'Cryptography'.
There are two types of encryption we will discuss in detail are symmetric and asymmetric .
Next you will cover some of the finer points of the subject such as Cipher types and specific Cipher attacks. You will learn how Message Authentication Codes are used and their role in securing network communications. This includes hashing algorithms used and resisting MAC attacks.
We will cover specific cryptographic algorithms such as those used in elliptic curve cryptography and quantum crypto. Hashes are great for providing fingerprints of blocks of data such as passwords but given enough time and resources they can be cracked. You will learn how to enhance hashes, with just a pinch of salt.
In the lesson on Public Key Cryptography and Public Key Infrastructure you will learn about:
In this section on PKI Management we will cover the various management tasks involved with creating and managing a PKI infrastructure and how to generate signed certificates using OpenSSL.