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Description for Blackboard login

Actors: Students, Faculty, Staff, Maintenance, Visitors

Preconditions: If the user is sent to blackboard from banner, they do not have to login a second time. If the user comes to blackboard directly, then they must login. The user must have an account with blackboard; one cannot be made without administration approval.

Sunny Day:

1. If a non-visitor user accesses blackboard from banner, banner passes the username and password information and the user is presented with their profile page.
2. If a user comes directly to blackboard, or a visitor comes from banner, the user is presented with a login page and is prompted for a username and password.
3. The user enters their username and password. If invalid, goto RD 1.
4. The user's profile page is displayed.

Rainy Day:

1. If the username or password are invalid, prompt the user to reenter them. Inform user that if they do not have an account, they must contact an administrator to receive one.
2. If successful, goto SD 4.
3. If Gojiira, wrath of nature, rises from his watery lair and rampages through downtown Tokyo, change you overseas colocation to Beijing.

Postconditions: User is logged into their profile.

Description for Blackboard Password Change Protocol

Actors: any non-visitor user

Preconditions: User is logged into their profile.

Sunny Day:

1. User selects "Change Password" link from sidebar.
2. User prompted to enter old password. User prompted to enter a new password twice. New password must be alphanumeric, above a minimum number of characters (See RD 1, 2, 3).
3. Display successful password change message, return to profile page.

Rainy Day:

1. If the old password is invalid, flag that field with a red star and prompt user to reenter. Goto SD 2.
2. If the new password is not alphanumeric or is below the minimum number of characters, flag the field with a red star and prompt the user to enter a new password. Goto SD 2.
3. If both new passwords do not match, flag the fields with red stars and prompt the user to enter the same new password in each field. Goto SD 2.

Postconditions: Old password replaced with new password.

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