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→INVESTIGATION 1: ACCESSING YOUR MATRIX LINUX ACCOUNT
# Click the '''Yes''' button to share your public key.<br><br>
# Next, a dialog box will appear prompting you for your Matrix account password in order to gain entry to your Matrix account. Your Matrix password is identical to your Seneca password. As you type the password, the text will be blocked-out or hidden to prevent others from viewing the screen to obtain your password[[Image:ssh-authentication-response.png|thumb|right|150px|Authentication Response Dialog Box ]]<br><br>
# Enter your password and click '''OK''' or press '''ENTER'''<br><br>[[Image:ssh-login-error.png|thumb|right|150px|SSH Login Error ]]# Click '''OK''' or press '''ENTER''' at the second Authentication Response dialog box.<br><br>#If you entered your password correctly, the main SSH Linux shell should appear where you enter Linux commands.<br><br>[[Image:ssh-shell-window.png|thumb|right|150px|Matrix Shell Command Line Interface ]]#'''NOTE:''' If you entered encounter an error message, this can occur for several reasons:<ol><li>You mis-spelled the name of the server</li><li>You mis-spelled your Matrix username which should be the same username that you connect to my.senecacollege.ca</li><li>You mis-spelled your password correctly</li></ol><br><br>If you encountered and error logging in, issue the same steps to connect to your Matrix account, but carefully check your server name, username and your password.<br><br>If you continue to experience the main SSH Linux shell should appear where same problems, you enter Linux commandscan go to the computer help desk in the learning commons to get help.<br><br>'''NOTE:''' The '''Matrix''' server has been configured to allow users to '''only interact with the Linux OS by issuing commands'''. There are various reasons for this, but the main 2 reasons are to '''force students to learn how to issue Linux commands''' as well as '''limitations to remote access to a graphical Linux serve'''r due to large number of users (students).<br><br>Later in the course, your instructor may demonstrate other ways of accessing '''graphical versions of Linux''', and how to launch a shell terminal.<br><br>[[Image:ssh-settings-window.png|thumb|right|150px|SSH Settings Dialog Box ]]You can '''configure''' the SSH application to adjust elements such as the '''window size''' and '''text font type''' and text '''font size'''. We will be showing you how to configure your SSH Secure Shell Client, but the other applications can allow you to configure their settings.<br><br>
# Click on the '''Edit''' menu item, and then select '''Settings''' in the Edit drop-down menu.<br><br>
# To change the size of your shell window, under the ''Global Settings'' section, click '''Appearance'''<br><br>