AUTHENTICATION Schemes for Session Passwords utilizing Color and Images

Abstract :

Printed passwords are the most widely recognized technique utilized for verification. Yet, printed passwords are defenseless against eves dropping, lexicon assaults, social building and shoulder surfing. Graphical passwords are acquainted as elective systems with printed passwords. The vast majority of the graphical plans are powerless against shoulder surfing. To address this issue, content can be joined with pictures or hues to produce session passwords for confirmation. Session passwords can be utilized just once and each time another secret word is produced. In this paper, two systems are proposed to create session passwords utilizing content and hues which are impervious to bear surfing. These strategies are reasonable for Personal Digital Assistants.


The current framework to utilize passwords can be effectively speculated or broken. The elective methods are graphical passwords and biometrics. In any case, these two strategies have their own drawbacks. Biometrics, for example, fingerprints, iris output or facial acknowledgment have been presented yet not yet broadly embraced.


1. The frameworks can be costly.

2. The recognizable proof procedure can be moderate.


The proposed framework utilizing new Authentication system comprises of 3 stages: enrollment stage, login stage and check stage. During enlistment, client enters his secret key in first technique or rates the hues in the subsequent strategy. During login stage, the client needs to enter the secret phrase dependent on the interface showed on the screen. The framework checks the secret key entered by contrasting and substance of the secret phrase created during enrollment.

Advanced System:

1. The Session passwords will be passwords that are utilized just once

2. The clients input various passwords.

3. The session passwords give better protection from lexicon and animal power assaults as secret word changes for each session.


1. Pair-based Authentication conspire

2. Hybrid Textual Authentication Scheme

3. Registration

Pair-based Authentication conspire Module:

During enrollment client presents his secret phrase. Most extreme length of the secret phrase is 8 and it very well may be called as mystery pass. The mystery pass ought to contain considerably number of characters. Session passwords are created dependent on this mystery pass. During the login stage, when the client enters his username an interface comprising of a lattice is shown. The matrix is of size 6 x 6 and it comprises of letters in order and numbers. These are haphazardly set on the framework and the interface changes without fail. Client needs to enter the secret phrase contingent on the mystery pass. Client needs to think about his mystery go as far as sets. The session secret phrase comprises of letter sets and digits. The main letter in the pair is utilized to choose the line and the subsequent letter is utilized to choose the segment. The crossing point letter is a piece of the session secret key. This is rehashed for all sets of mystery pass.

Mixture Textual Authentication Scheme Module:

The User should rate hues from 1 to 8 and he can recall it as “RLYOBGIP”. Same rating can be given to various hues. During the login stage, when the client enters his username an interface is shown dependent on the hues chose by the client. The login interface comprises of framework of size 8×8. This lattice contains digits 1-8 put arbitrarily in network cells. The interface likewise contains segments of hues. The shading matrix comprises of 4 sets of hues. Contingent upon the appraisals given to hues, we get the session secret word.

Enlistment Module:

This module is utilized to enlisted client Details in three sections. They are Name validation secret word, Color Priority Password and Other subtleties. To start with, client will enter the ordinary secret key however it utilizing capital A-Z letters and 0-9 Numbers. Second the client to place the shading need in six hues.


Equipment Requirements:

• System : Pentium IV 2.4 GHz.

• Hard Disk : 40 GB.

• Floppy Drive : 1.44 Mb.

• Monitor : 14′ Color Monitor.

• Mouse : Optical Mouse.

• Ram : 512 Mb.

• Keyboard : 101 Keyboard.

Programming Requirements:

• Operating framework : Windows XP.

• Coding Language : ASP.Net with C#

• Data Base : SQL Server 2005.