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T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11]Minecraft plugin for 1.21

Server protection from OP / Permission scam / hacks

server onlynewest supported 1.21
Latest version
4.3
Minecraft
1.8 to 1.21
Platform
Spigot
Licence
not stated
Downloads
15.0k
Updated
6 mo ago
Available on
SpigotMC
Space NodeOur hosting

Host T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] servers

One click and T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] is installed on a Paper or Purpur server built for it.

  • 1.21
  • Spigot
  • One click plugin install
  • Paper and Purpur ready
  • Automatic updates
  • NVMe SSD
Deploy a serverFrom €0.90 per GB

Minecraft versions

Every version T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] declares support for, newest first, with the Java runtime that version needs.

Other plugins
MinecraftThroughJavaEvidenceReleased
1.21Spigot21+declared13 Jun 2024
1.20.6Spigot21+declared29 Apr 2024
1.20Spigot17+declared2 Jun 2023
1.19Spigot17+declared7 Jun 2022
1.18Spigot17+declared30 Nov 2021
1.17Spigot16+declared8 Jun 2021
1.16Spigot8+declared23 Jun 2020
1.15Spigot8+declared9 Dec 2019
1.14Spigot8+declared23 Apr 2019
1.13Spigot8+declared18 Jul 2018
1.12Spigot8+declared2 Jun 2017
1.11Spigot8+declared14 Nov 2016
1.10Spigot8+declared8 Jun 2016
1.9Spigot8+declared29 Feb 2016
1.8Spigot8+declared2 Sept 2014

Download

From T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11]’s own host. Nothing is re-hosted here.

4.3release18 Dec 2025

t2c-opsecurity-permission-security-1-8-x-1-21-11-4.3.jar · 0.1 MB

Download latest
Older versions24
  • 4.216 Dec 202527 downloadsGet
  • 4.116 Dec 202510 downloadsGet
  • 4.029 Nov 202587 downloadsGet
  • 3.310 Oct 20241.6k downloadsGet
  • 3.231 Mar 2024703 downloadsGet
  • 3.1.319 Jun 2023797 downloadsGet
  • 3.1.28 Jun 2023275 downloadsGet
  • 3.1.123 Apr 2023343 downloadsGet
  • 3.1.027 Feb 2023364 downloadsGet
  • 3.0.712 Dec 2022416 downloadsGet
  • 3.0.620 Nov 2022304 downloadsGet
  • 3.0.519 Nov 2022263 downloadsGet
  • 3.0.417 Nov 2022240 downloadsGet
  • 3.0.315 Nov 2022270 downloadsGet
  • 3.0.213 Nov 2022239 downloadsGet
  • 3.0.19 Nov 2022299 downloadsGet
  • 3.0.05 Nov 20221 downloadsGet
  • 3.0.0-SNAPSHOT-#13 Nov 202235 downloadsGet
  • 2.4.31 Nov 2022260 downloadsGet
  • 2.4.221 Jan 20222.1k downloadsGet
  • 2.4.19 Jan 2022320 downloadsGet
  • 2.4.07 Jan 2022328 downloadsGet
  • 2.4.0_Snapshot_26 Jan 2022158 downloadsGet
  • 2.4.0_Snapshot_15 Jan 2022162 downloadsGet

Frequently asked

Does T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] work on Minecraft 1.21?

Yes. 1.21 is the newest Minecraft version T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] declares support for, and the claim comes from the author's own release metadata rather than from a compatibility list somebody maintains by hand.

Which Minecraft versions does T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] support?

Everything the author has declared, from 1.8 up to 1.21. The full list is in the table above, with the Java runtime each version needs next to it.

Do I need to install T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] on the client or the server?

The server only. Players join with an ordinary Minecraft client and install nothing.

Which platform or loader does T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] support?

Spigot. A build for one platform or loader will not necessarily load on another, so this is the first thing to check before the Minecraft version.

Which Java version do I need for T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11]?

On the newest Minecraft version it supports, Java 21 or newer. The requirement comes from the Minecraft version you run rather than from the plugin itself, so on an older supported Minecraft the answer is that version's Java, not this one.

How do I install T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11]?

Choose the release variant for your server platform. Paper, Spigot, Purpur and Bukkit files go in the server's plugins folder; Fabric, Forge, NeoForge and Quilt files go in the mods folder. Restart after installing and check that the Minecraft version matches your server.

Where do I download T2C-OPSecurity | Permission Security - [1.8.x - 1.21.11] safely?

Start with the author's page on SpigotMC, which is where the data here is synced from. MCReference does not host or repackage files. The download link goes to the source recorded for that release; verify the publisher, filename and checksum before running it.

Works on the same versions

Ordered by how much of the recent Minecraft version coverage overlaps, not by popularity.

Last checked 2 mo ago against SpigotMC. We do not host files and we do not republish descriptions; every download link points at the author’s own release.

Is this information wrong or missing something? .