diff --git a/audits/Cypher Stack coins bitcoin August 2023/Audit.pdf b/audits/Cypher Stack coins bitcoin August 2023/Audit.pdf
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diff --git a/audits/Cypher Stack coins bitcoin August 2023/LICENSE b/audits/Cypher Stack coins bitcoin August 2023/LICENSE
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+MIT License
+
+Copyright (c) 2023 Cypher Stack
+
+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 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.
diff --git a/audits/Cypher Stack coins bitcoin August 2023/README.md b/audits/Cypher Stack coins bitcoin August 2023/README.md
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+# Cypher Stack /coins/bitcoin Audit, August 2023
+
+This audit was over the /coins/bitcoin folder. It is encompassing up to commit
+5121ca75199dff7bd34230880a1fdd793012068c.
+
+Please see https://github.com/cypherstack/serai-btc-audit for provenance.