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SentinelClient

The SentinelAC Client is a companion Fabric mod that works alongside the SentinelAC server plugin to provide enhanced cheat detection. It enables server-side verification of client integrity and instant detection of hack clients.

Fabric
Loaders
Fabric
Downloads on Modrinth
232
Followers on Modrinth
0
versions
2
Updated
January 16, 2026Jan 16
Published
in 2026

At a glance

Runs on Fabric
For Minecraft 1.21.8–1.21.9
Needed on the server; optional in the game
Latest version — 1.0.0 from January 16, 2026
License MIT — free
Where it's needed
In gameoptionalOn serverrequired

Needed on the server; optional in the game

Game versions1.21.8–1.21.9

The SentinelAC Client is a companion Fabric mod that works alongside the SentinelAC server plugin to provide enhanced cheat detection. It enables server-side verification of client integrity and instant detection of hack clients.

┌──────────────────────────────────────────────────────────────┐
│ │
│ ⚡ INSTANT DETECTION │
│ Detects hack clients within seconds of joining │
│ │
│ DEEP SCANNING │
│ Finds cheats even with hidden GUI │
│ │
│ SECURE COMMUNICATION │
│ Encrypted channel with server plugin │
│ │
└──────────────────────────────────────────────────────────────┘

✨ Features

Deep Scanner

Detects hack clients even when their GUI is hidden:

Detection MethodDescription
Class ScanningSearches for hack client class signatures
Mod AnalysisIdentifies blacklisted mods
Keybind DetectionFinds suspicious keybindings
Thread MonitoringDetects hack client threads
Reflection ScanFinds active hack instances
Mixin DetectionIdentifies suspicious modifications

Screenshot Capture

  • Server-requested POV screenshots
  • Compressed transmission
  • Chunk-based sending
  • AI analysis on server

Input Verification

  • Mouse movement tracking
  • Click pattern analysis
  • Rotation verification
  • Aimbot detection support

Mod Scanner

Detects known hack clients:

✗ Wurst ✗ Meteor ✗ Impact
✗ Aristois ✗ Future ✗ LiquidBounce
✗ Sigma ✗ Inertia ✗ And more...

Process Scanner

Identifies external cheat software running on the system.


Installation

Requirements

Steps

1. Install Fabric Loader for your Minecraft version
2. Download Fabric API and place in /mods/
3. Download sentinel-client.jar and place in /mods/
4. Launch Minecraft
5. Join a server with SentinelAC plugin installed

How It Works

┌─────────────┐ ┌─────────────┐ ┌─────────────┐
│ Client │────▶│ Server │────▶│ Action │
│ Joins │ │ Handshake │ │ Taken │
└─────────────┘ └─────────────┘ └─────────────┘
│ │ │
▼ ▼ ▼
Deep Scan Verify Mods Ban/Kick if
Initiated & Results Hacks Found
│ │ │
▼ ▼ ▼
Results Sent AI Analysis Alert Staff
to Server Screenshot Log Event

Connection Flow

  1. Join Server → Client connects to SentinelAC server
  2. Handshake → Client sends mod list to server
  3. Verification → Server checks for blacklisted mods
  4. Deep Scan → Client performs instant deep scan
  5. Results → Scan results sent to server
  6. Action → Server bans/kicks if hacks detected

️ Detection Capabilities

Instant Detection (< 3 seconds)

Hack ClientDetection Rate
Wurst100%
Meteor100%
Impact100%
LiquidBounce100%
Aristois100%
Future100%

Continuous Monitoring

  • Periodic rescans every 30 seconds
  • Input pattern analysis
  • Screenshot requests from server
  • Process monitoring

FAQ

How to install SentinelClient?

Install Fabric for your Minecraft version, download SentinelClient for the same version and loader, put the file into the mods folder and launch the game with the loader profile.

Which Minecraft versions does SentinelClient support?

SentinelClient has builds for Minecraft 1.21.8–1.21.9.

Is SentinelClient needed on the server?

Needed on the server; optional in the game

License and source
MIT Licensefree to use and share with credit to the author
Original — Modrinth↗Files unchanged, verified with SHA-512Is this your mod? For rights holders

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