assertEquals(threadCount * noncesPerThread, nonceMap.size(), "All nonces should be unique");
    }

    @Test
    @DisplayName("Should have sufficient entropy in generated nonces")
    void testNonceEntropy() {
        // Given
        int sampleSize = 1000;
        byte[][] nonces = new byte[sampleSize][];

        // When - Generate multiple nonces
        for (int i = 0; i < sampleSize; i++) {