July 2017
Beginner to intermediate
358 pages
10h 54m
English
Content preview from Building Microservices with Go
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JWTs
A JSON Web Token (JWT) is a standard for safely passing claims or data attributed to a user within an environment. It is an incredibly popular standard and is available for just about every major language and framework, certainly for Go. There are two main strengths of JWT. One is a standard format for the claims, which makes the availability of reliable frameworks possible. The other is the use of asymmetric encryption, which means that because a token is signed, the receiver only needs the public key of the signer to validate that the token has indeed come from a trusted source, and this allows us to lock down access to the private keys to an authorization server.
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