Main Article Content
The modern validation scheme used in scientific requests is the well-known and broadly extent user/password couple. This technology as shown itself as well suitable by the users and fairly safe when used according to good security performs, this is: common change of the password; use of letters, number and symbols in the password; not revealing the password to others; not consuming the equal password in more then one service; etc. But this is not what actually occurs, so we necessity to recover the protocol. Graphical surprises present lots of benefits and can growth the level of security without a significant change in the customers habits. For that, we essential to possess strong ways to convert them into strings that will fed the implemented passwords systems. In this paper we existing a process to do so.
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