Merge pull request mtdvio#91 from onlurking/crypto

Add some great recomendations about crypto

Author: mr-mig

README.md

@@ -74,6 +74,8 @@ But knowing the stuff will help you become better! :muscle:*
 ### Security
 - :book: [Security Programming](https://www.dwheeler.com/secure-programs/)
 - :page_facing_up: [Rolling Your Own Crypto](http://loup-vaillant.fr/articles/rolling-your-own-crypto)
+- :page_facing_up: [Cryptographic Right Answers](https://gist.github.com/tqbf/be58d2d39690c3b366ad)
+- :page_facing_up: [An Open Letter to Developers Everywhere (About Cryptography)](https://gist.github.com/paragonie-scott/e9319254c8ecbad4f227)
 - :book: [Foundations of Security: What Every Programmer Needs to Know ](https://www.goodreads.com/book/show/128003.Foundations_of_Security)
 - [OWASP Top 10](https://www.owasp.org/index.php/Category:OWASP_Top_Ten_Project)
 - [Web Application Exploits and Defenses](https://google-gruyere.appspot.com/part1)