Restructure "net" packages

src/main/java/net/encryption/InitializationVector.java

@@ -0,0 +1,27 @@
+package net.encryption;
+
+public class InitializationVector {
+    private final byte[] bytes;
+
+    private InitializationVector(byte[] bytes) {
+        this.bytes = bytes;
+    }
+
+    public byte[] getBytes() {
+        return bytes;
+    }
+
+    public static InitializationVector generateSend() {
+        byte[] ivSend = {82, 48, 120, getRandomByte()};
+        return new InitializationVector(ivSend);
+    }
+
+    public static InitializationVector generateReceive() {
+        byte[] ivRecv = {70, 114, 122, getRandomByte()};
+        return new InitializationVector(ivRecv);
+    }
+
+    private static byte getRandomByte() {
+        return (byte) (Math.random() * 255);
+    }
+}