Author(s): M.Chalapathi Rao
Published in: International Journal of Engineering Research & Technology
License: This work is licensed under a Creative Commons Attribution 4.0 International License.
Volume/Issue: Vol.2 - Issue 11 (November - 2013)
We concentrated on cryptographic protocols aimed to procure authentication, confidentiality and data integrity over the networks. We wish to plan an end user authentication protocol that is not liable to password guessing attacks. We wish to present an authentication protocol depend on generally Kerberos protocol with a slight alteration in the Kerberos database contains all of our realm's Kerberos principals. We suggested in this paper the protocol is separate of the user password. The KDC supplies session tickets and temporary session keys to users Kerberos keys are created by KDC. These keys are used by the Kerberos client to communicate with the Kerberos KDC in a secure manner. The KDC will secure data for every instance in the realm. This data will be hashed and then, the output digest will be encrypted to generate the secret key. The lifetime of the secrete key is managed by system lifetime in this way we beaten weak password In here we come up with Triple DES, MD5 hashing technique and Fisher?Yates shuffle as a random number generator algorithm for Password strength is a measure of the effectiveness of a password in resisting guessing and brute-force attacks.
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