A method of providing a new enhanced public key by a secure communications terminal for securing system communications, the secure communications terminal having a processor operably connected to a memory and a communications interface, the method comprising: generating, by the processor, a first portion for verifying a client account; generating, by the processor, a second portion for authenticating a public key server; generating, by the processor, an asymmetric public key and a corresponding asymmetric private key; combining, by the processor, the first portion, the second portion and the asymmetric public key to form the new enhanced public key; normalizing, by the processor, the enhanced public key based on a size of the asymmetric public key.