Keyed masking for secure multi-user semantic communication

Reproducibility package for the TIFS submission: transmit and receive
core, security stages (eavesdropper, jamming, key families, attack
difficulty, known-plaintext), real BERT token streams, closed-form
verification, and the scripts that regenerate every figure and table
from the released CSVs.

requirements.txt

@@ -0,0 +1,6 @@
+torch>=2.0
+numpy>=1.24
+matplotlib>=3.7
+# real-token stage only
+datasets>=2.14
+transformers>=4.30