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PunkBuster

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What PunkBuster is

PunkBuster is an anti-cheat system for online games. During gameplay, it scans computer memory for signs of loaded cheats, checks game integrity, and can identify changes to the game environment. It supports major and proprietary game engines and offers countermeasures for individual games. Its components can receive frequent updates, including in the background while a player is playing. PunkBuster must be integrated directly into a game's engine by its publisher or developer; it cannot work in a game without that integration. Server administrators have tools for screenshots, logging, streaming, and remote access. The optional MD5Tool checks configured files during gameplay, but is off by default because disk access can cause minor hanging, stuttering, or lag. The maker says it derives a player GUID from a game CD key using a 128-bit one-way hash, so the key cannot be computed from the GUID. PBSetup is available for manual updates, alongside a Windows service installer for required services. The maker also provides player and administrator manuals and a web-based trouble ticket option for players. PunkBuster was founded in 2000 and is headquartered in Austin, Texas, United States.

Who it suits

PunkBuster is intended for game publishers and developers seeking an anti-cheat system that can be integrated into a game's engine. Its administrator tools also suit operators of servers for supported games, while players can use the available manuals and submit technical trouble tickets.

What it does well

  • Scans computer memory for loaded cheats during gameplay.
  • Checks game integrity and detects environment modifications.
  • Components can update in the background while players are playing.
  • Server tools include screenshots, logging, streaming, and remote access.
  • Player GUID uses a 128-bit one-way hash of the game CD key.

What to know first

  • A publisher or developer must integrate PunkBuster into the game engine.
  • The MD5Tool is off by default because disk access may cause lag or stuttering.
  • License pricing is provided after a developer or publisher inquiry.

Plans

PlanBilled and limitsPrice
PunkBuster licenseFor game developers or publishers; pricing provided after submitting a license inquiryOn request

As evenbalance.com lists them, read 8 Oct 2026. The maker's own page has the final word.

Getting started

  1. Visit the Even Balance website.
  2. Game publishers or developers can submit the license inquiry form.
  3. For a game that includes PunkBuster, use PBSetup for manual updates or the Windows service installer for required services.
  4. Consult the player or administrator manuals for guidance.
  5. Players with technical problems can submit a web-based trouble ticket.

Verdict

Game publishers and developers should consider PunkBuster if they want game-integrated cheat detection and administrator tools. It requires direct integration into the game engine, so it will not work in a game whose publisher or developer has not included it.

Questions

What is PunkBuster?

It is an anti-cheat system for online games that scans memory during gameplay, checks game integrity, and detects environment modifications.

Can I use it in any online game?

No. The game's publisher or developer must integrate it directly into the game engine.

What platforms does PunkBuster support?

The listed platforms are Linux, macOS, and Windows; supported platforms also include PC.

How much does a PunkBuster license cost?

The license price is provided after a game developer or publisher submits a license inquiry.

What tools are available to server administrators?

Administrator tools include screenshots, logging, streaming, and remote access.

How does PunkBuster handle player GUIDs?

The maker says a GUID is generated from the game CD key using a 128-bit one-way hash, so the key cannot be computed from the GUID.

Facts from PunkBuster's own pages

Administrator tools
Server administrator tools include screenshots, logging, streaming, and remote access. · evenbalance.com, 8 Oct 2026
Cheat detection
It continuously scans computer memory during gameplay for signs that a cheat is loaded. · evenbalance.com, 8 Oct 2026
Downloads
The maker offers PBSetup for manual updates and a Windows service installer for PunkBuster's required services. · evenbalance.com, 8 Oct 2026
Founded
2000 · evenbalance.com, 28 Sept 2026
Game support
The system supports major and proprietary game engines and provides game-specific countermeasures. · evenbalance.com, 8 Oct 2026
Headquarters
Austin, Texas, United States · evenbalance.com, 28 Sept 2026
Integration requirement
PunkBuster must be integrated directly into a game's engine with the publisher or developer; it cannot be run in a game without that integration. · evenbalance.com, 8 Oct 2026
Integrity checks
PunkBuster can verify game integrity and detect environment modifications. · evenbalance.com, 8 Oct 2026
Intended customers
The maker directs game developers and publishers seeking anti-cheat integration to its license inquiry form. · evenbalance.com, 8 Oct 2026
Optional file scanning
The MD5Tool can check configured files during gameplay, but it is off by default because disk access may cause minor hanging, stuttering, or lag. · evenbalance.com, 8 Oct 2026
Privacy detail
The maker says PunkBuster generates a player GUID from the game CD key using a 128-bit one-way hash so the key cannot be computed from the GUID. · evenbalance.com, 8 Oct 2026
Purpose
PunkBuster is an anti-cheat system for online games. · evenbalance.com, 8 Oct 2026
Support
Players with technical problems can submit a web-based trouble ticket, and the maker provides player and administrator manuals. · evenbalance.com, 8 Oct 2026
Updates
PunkBuster can update in the background while players play, and its components can be updated frequently. · evenbalance.com, 8 Oct 2026

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