How to solve the problem in the man middle attack?

Answer and Explanation :

A man middle attack is the attack which takes place when there is a communication between the two system. This mostly happen whenever there is online communication between two systems it may be anything as email chatting etc.

It is very difficult to protect from a man middle attack but there is a technology

known as PKI technology which is used for protection from man middle attack

do not use any of these common illegal characters/symbols:

# pound

% percent

& ampersand

{ left curly bracket

} right curly bracket

\ back slash

< left angle bracket

> right angle bracket

* asterisk

? question mark

/ forward slash

  blank spaces

$ dollar sign

! exclamation point

' single quotes

" double quotes

: colon

@ at sign