Which is Best Encryption Algorithm

[gopal2773]

Hi,
I am working client server data transfer project. I need one help for encrypt and decrypt the data.
Which encryption method is best? is unbreakable? Why we choose?

Is anybody know the popular companies are using the encryption technology like google, facebook, banking sector.
Thanks in advance.

[mutexe]

https://konklone.com/post/why-google-is-hurrying-the-web-to-kill-sha-1