}

    // Confirms equals() returns false when content differs
    @Test
    @DisplayName("equals: different content -> false")
    void equals_differentContent_false() {
        // Arrange
        SecurityBlob a = new SecurityBlob(new byte[] { 1, 2, 3 });
        SecurityBlob b = new SecurityBlob(new byte[] { 1, 9, 3 });

        // Act & Assert