Version 2026.01.15 c04fdfe10 auth

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github-actions[bot] edited this page Jan 16, 2026 · 2 revisions

Auth Packets

Version: 2026.01.15-c04fdfe10

This category contains 9 packet(s).

Packet Index

ID	Name	Compressed	Max Size
`0x0A`	Status	No	2.6 KB
`0x0B`	AuthGrant	No	49.2 KB
`0x0C`	AuthToken	No	49.2 KB
`0x0D`	ServerAuthToken	No	32.9 KB
`0x0E`	ConnectAccept	No	70 bytes
`0x0F`	PasswordResponse	No	70 bytes
`0x10`	PasswordAccepted	No	0 bytes
`0x11`	PasswordRejected	No	74 bytes
`0x12`	ClientReferral	No	5.1 KB

Status

Property	Value
Packet ID	`0x0A` (10)
Compressed	No
Fixed Block Size	9 bytes
Variable Field Count	2
Max Size	2.6 KB
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`name`	`String`	Yes	128
`motd`	`String`	Yes	512
`playerCount`	`int`	No	-
`maxPlayers`	`int`	No	-

AuthGrant

Property	Value
Packet ID	`0x0B` (11)
Compressed	No
Fixed Block Size	1 bytes
Variable Field Count	2
Max Size	49.2 KB
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`authorizationGrant`	`String`	Yes	4096
`serverIdentityToken`	`String`	Yes	8192

AuthToken

Property	Value
Packet ID	`0x0C` (12)
Compressed	No
Fixed Block Size	1 bytes
Variable Field Count	2
Max Size	49.2 KB
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`accessToken`	`String`	Yes	8192
`serverAuthorizationGrant`	`String`	Yes	4096

ServerAuthToken

Property	Value
Packet ID	`0x0D` (13)
Compressed	No
Fixed Block Size	1 bytes
Variable Field Count	2
Max Size	32.9 KB
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`serverAccessToken`	`String`	Yes	8192
`passwordChallenge`	`byte[]`	Yes	64

ConnectAccept

Property	Value
Packet ID	`0x0E` (14)
Compressed	No
Fixed Block Size	1 bytes
Variable Field Count	1
Max Size	70 bytes
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`passwordChallenge`	`byte[]`	Yes	64

PasswordResponse

Property	Value
Packet ID	`0x0F` (15)
Compressed	No
Fixed Block Size	1 bytes
Variable Field Count	1
Max Size	70 bytes
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`hash`	`byte[]`	Yes	64

PasswordAccepted

Property	Value
Packet ID	`0x10` (16)
Compressed	No
Fixed Block Size	0 bytes
Variable Field Count	0
Max Size	0 bytes

PasswordRejected

Property	Value
Packet ID	`0x11` (17)
Compressed	No
Fixed Block Size	5 bytes
Variable Field Count	1
Max Size	74 bytes
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`newChallenge`	`byte[]`	Yes	64
`attemptsRemaining`	`int`	No	-

ClientReferral

Property	Value
Packet ID	`0x12` (18)
Compressed	No
Fixed Block Size	1 bytes
Variable Field Count	2
Max Size	5.1 KB
Nullable Bit Field	1 byte(s)

Fields

Name	Type	Nullable	Max Length
`hostTo`	HostAddress	Yes	-
`data`	`byte[]`	Yes	4096

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