Shell Script to create a key for Tait Communication Radios AND Anytone Radios

radio_keygen.sh

#!/bin/bash

# Step 1: Generate a 32-character alphanumeric string
KEY=$(LC_ALL=C tr -dc 'A-Za-z0-9' </dev/urandom | head -c 32)

# Step 2: Convert to hex
HEX=$(echo -n "$KEY" | xxd -p | tr -d '\n')

# Step 3: Format hex in 4-character blocks
FORMATTED=$(echo "$HEX" | sed 's/.\{4\}/& /g' | sed 's/ $//')

# Step 4: Output
echo "Generated 32-char key: $KEY"
echo "Formatted AES-256 hex key:"
echo "$FORMATTED"