Another issue involves that the new functionalities and procedures, which are found in IPv6, depend on Internet Control Message Protocol version 6 (ICMPv6). However, IPv6 has similar susceptibilities, which are inherited from several features of IPv4.
IPv6 is an improved protocol because it has built-in security mechanisms compared to Internet Protocol version 4 (IPv4). Cybercriminals always hunted for methods and means to unfairly benefit from this new technology. Network security, amongst other security issues, essentially requires implementing Internet Protocol version 6 (IPv6).
