The present invention is directed toward providing a secure method to access data when the
user has lost or forgotten the user password. In accordance with the invention and in a …

By virtue of the present invention, a user operating a client system may access a plurality of
remote servers requiring passWords for access by employing a master passWord. The …

A computer system according to the present invention implements a self-modifying “fail-safe”
password system that allows a manufacturer or site administrator to securely supply a single …

[57] ABSTRACT A user operating a client system may access a plurality of remote servers
requiring passwords for access by employing a master password. The master password is …

(57) ABSTRACT A remote user, two-way authentication and password change protocol that
also allows parties to optionally establish a session key which can be used to protect …

A system in which an encrypted data file can be protected, accessed, and maintained by a
plurality of users using cryptographically hashed passwords. The system provides for the …

An access control system is disclosed in which pro tected systems and corresponding
portable password issuing devices both generate new authentic passwords by successively …

US6182220B1 - System and method for building and exchanging encrypted passwords
between a client and server - Google Patents US6182220B1 - System and method for …

57 ABSTRACT A method for changing an account password stored at a physically remote
location is provided. After initiating a password change sequence, a user submits both an …

A cryptographic communication system is disclosed which permits computer users to
authenticate themselves to a computer system without requiring that the computer system …