HTTP

RPC - Remote Procedure Call

• execute code that are not in one local machines (on servers)

HTTP

• base on request and response (between server and client)
• built on TCP
• Methods: GET, POST, PUT, DELETE
• Each route have these different endpoints
• GET only have head, no body
  • Idempotent, should not change the content

Status Codes:

• Informational responses (100 - 199)
• Successful responses (200 - 299)
• Redirection messages (300 - 399)
• Client error responses (400 - 499)
• Server error responses (500 - 599)

SSL/TLS

• Transport layer security
• encrypt the message
• Prevent man in the middle attack