July 2017
Beginner to intermediate
358 pages
10h 54m
English
Content preview from Building Microservices with Go
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Symmetric-key encryption
Symmetric-key encryption is also called secret-key or conventional cryptography: one key is used for both the encryption and decryption of the data. For a remote end user to be able to decrypt this information, it must first have the key, and this key must be securely held because a single compromise of one server will lead to all servers who share this key being compromised. It can also make key management more complicated, because when you need to change the key (and you should change it often), you will need to roll this change out across your entire estate.
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