diff --git a/license.txt b/license.txt
index a0454bd0..ee85f3b1 100644
--- a/license.txt
+++ b/license.txt
@@ -1,33 +1,11 @@
-Copyright 2020-2023 [Mark Wiemer](https://github.com/mark-wiemer). Portions copyright 2019-2022 [Weijan Chen](https://github.com/cweijan), 2020-2023 [thqby](https://github.com/thqby) 2022-2023 [Lexikos](https://github.com/Lexikos).
-
-Unless otherwise indicated, all code is licensed under MIT. Portions licensed under GNU GPLv3
-
----
-
-MIT License
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice (including the next
-paragraph) shall be included in all copies or substantial portions of the
-Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-
----
-
-Files are licensed under MIT License by default. Files licensed under GNU GPLv3 are marked as such at the top of the file.
+Copyright 2020-2024 [Mark Wiemer](https://github.com/mark-wiemer).
+Portions copyright 2019-2022 [Weijan Chen](https://github.com/cweijan),
+2020-2023 [thqby](https://github.com/thqby),
+2022-2023 [Lexikos](https://github.com/Lexikos).
+
+Unless otherwise indicated, all content is licensed under MIT.
+Portions licensed under GNU GPLv3.
+Files licensed under GNU GPLv3 are marked as such at the top of the file.
 
 MIT License
 
diff --git a/security.m b/security.md
similarity index 100%
rename from security.m
rename to security.md