MAS

MAS (Microsoft Authentication Scheme)

These Functions are used for the authentication flow. They can be used separate if needed.

Functions

authenticateXboxLive (access_token)

It takes the following parameters:

• access_token: Valid Microsoft Access Token

If the access token is invalid, it will return XBOXLIVE_AUTH_FAIL

The function returns an Xbox Live Token to be used in the following function.

authorizeMojang (token)

It takes the following parameters:

• token: Token generated from authenticateXboxLive.

If the token is invalid, it will return MOJANG_FAIL

Response

{
  "IssueInstant": "2020-12-07T19:52:09.2345095Z",
  "NotAfter": "2020-12-08T11:52:09.2345095Z",
  "Token": "token",
  "DisplayClaims": {
    "xui": [
      {
        "uhs": "userhash"
      }
    ]
  }
}

The key items to take note of are:

• token
• userhash

authenticateMinecraft (token, xuid)

It takes the following parameters

• token: Token generated from authorizeMojang.
• userhash: Generated from authenticateXboxLive.

If the token is invalid, it will return MINECRAFT_FAIL

If the access token is valid, it will return the following

{
  "username": "UUID (Not account uuid)",
  "roles": [],
  "access_token": "MINECRAFT_ACCESS_TOKEN",
  "token_type": "Bearer",
  "expires_in": 86400
}

The key items to take note of are:

• UUID: This is the accounts user id. Not the Minecraft UUID
• MINECRAFT_ACCESS_TOKEN: This is the access token to authenticate with Minecraft.

verifyMinecraft (access_token)

It takes the following parameters:

• access_token: Access token generated from authenticateMinecraft

This verifies that the access token is a valid Minecraft access token.

If the token is invalid, it will return false.

If the token is valid, it will return true.

getProfileData (access_token)

It takes the following parameters:

• access_token: Access token generated from authenticateMinecraft

If the token is invalid, it will return PROFILE_GET_ERROR.

If the access token is valid, it will return the following

{
  "uuid": "MINECRAFT_UUID",
  "username": "MINECRAFT_USERNAME"
}