February 2018
Beginner
290 pages
7h 28m
English
Data encryption is the process of making the data unreadable. The encryption is done either with symmetric-key cryptography (for example, AES, 3DES, and so on) or asymmetric-key cryptography (RSA, ECC, and so on).
Data, once encrypted, can only be decrypted by the relevant key by preventing unauthorized access to data. There are two types of encryption on the data; encryption during rest and encryption during motion.
Encryption on data in rest means when the data is stored on a device. An example of this is using a BitLocker on your laptop's hard drive, or using the Transparent Data Encryption (TDE) in databases such as Oracle and SQL.
When the data is being transported (over the network), it is called ...
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