Today’s lesson was about hash functions and HMAC, which both are helpful to encrypt and decrypt data. I’ve learned about various encryption methods and how to use them. The code snippets can be found on https://github.com/nielslange/30-days-of-node-js/tree/master/Day%2009%20-%20Hashing%20and%20HMAC.

References:

• https://nodejs.org/api/crypto.html
• https://en.wikipedia.org/wiki/Cipher
• https://en.wikipedia.org/wiki/Elliptic-curve_cryptography
• https://en.wikipedia.org/wiki/Federal_Information_Processing_Standards
• https://en.wikipedia.org/wiki/HMAC
• https://en.wikipedia.org/wiki/Hash_function