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Instructions for preventing "Zoombombing," wherein uninvited users enter Zoom meetings and classes to be disruptive and malicious.

There are several steps that meeting and classroom hosts can take to increase the security of their digital meeting space, as well as to respond if there are any problematic users.

Methods for Increasing Security

Primary Methods

Using the Web Interface

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

Click Schedule a new meeting.

Screenshot showing location of schedule a new meeting button

Step 3

Scroll down to Meeting Options and make select the option for Only authenticated users can join: Sign in to Zoom.

Screenshot showing the meeting options showing Only Authenticated users can join: Sign in to Zoom

Using the Zoom App

Step 1

Click the Schedule icon.

Screenshot highlighting the Schedule icon in the Zoom app

Step 2

Scroll down and tap/click Advanced Options.

Screenshot showing the location of the Advanced Options menu in Zoom

Step 3

In the drop-down menu select the Only authenticated users can join: Sign in to Zoom option.

Screenshot of the Zoom app showing where to select to allow only authenticated users

Using the Web Interface

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

Click Settings.

Screenshot showing the location of settings

Step 3

Activate the setting Only authenticated users can join meetings.

Screenshot showing the setting Only authenticated users can join meetings

Step 4

Click Meetings, then Schedule a Meeting.

Screenshot showing location of schedule a new meeting button

Step 5

In the Meeting Options section, check the Only authenticated users can join box. Then select º¬Ð߲ݴ«Ã½ Zoom Users in the drop-down menu.

Screenshot showing how to select the proper checkbox and drop-down option.

Using the Web Interface

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

In the left-hand menu, click Settings.

Screenshot showing the Zoom menu with Settings highlighted

Step 3

Click In Meeting (Basic).

Step 4

Scroll down to the Screen sharing options, and make the following selections:

  1. Screen sharing: Active
  2. Who can share?: Host only — with this selection you will be able to activate screen sharing for other participants during the meeting. 
  3. Disable desktop/screen share for usersActive â€” If you need to allow screen sharing during your Zoom meeting, you can change settings in the live meeting to allow screen sharing.
  4. AnnotationActive â€” This feature can be used by Zoombombers, so follow these guidelines:
    • Ensure that you use waiting rooms, allowing participants into a meeting one-by-one
    • Be familiar with the steps to remove a disruptive participant if necessary
    • Note: Annotation cannot be activated during a live meeting if it is disabled at this stage.
  5. WhiteboardActive, and select Auto save â€” This feature can be used by Zoombombers, so follow these guidelines:
    • Ensure that you use waiting rooms, allowing participants into a meeting one-by-one
    • Be familiar with the steps to remove a disruptive participant if necessary
    • Note: Whiteboard cannot be activated during a live meeting if it is disabled at this stage.
  6. Remote control: Disable
Screenshot showing the Basic meeting settings to help prevent Zoombombing

Advanced Methods

Using the Web Interface

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

Click Schedule a new meeting.

Screenshot showing location of schedule a new meeting button

Step 3

Scroll down to Meeting Password and check the box to require participants to enter a password to join.

Screenshot showing the location of the Zoom Meeting Password option

Step 4

Ensure that you share the password with students ahead of the class or meeting time.

Using the Zoom App

Step 1

Click the Schedule icon.

Screenshot highlighting the Schedule icon in the Zoom app

Step 2

Under Password check the box to require participants to enter a password to join.

Screenshot showing the location of the Zoom Meeting Password option

Step 3

Ensure that you share the password with students ahead of the class or meeting time.

Using the Web Interface

The Waiting Room feature allows the host to control when a participant joins the meeting. The host may admit attendees one by one, or hold all attendees in the waiting room and admit them all at once.

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

Click Schedule a new meeting.

Screenshot showing location of schedule a new meeting button

Step 3

Scroll down to Meeting Options and select the option for Enable waiting room.

Screenshot showing the meeting options with Enable Waiting Room selected

Using the Zoom App

Step 1

Click the Schedule icon.

Screenshot highlighting the Schedule icon in the Zoom app

Step 2

Scroll down and tap/click Advanced Options.

Screenshot showing the location of the Advanced Options menu in Zoom

 

Step 3

Check the box for Enable waiting room.

Screenshot showing the meeting options with Enable Waiting Room selected

Using the Web Interface

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

Click Settings.

Screenshot showing the Zoom menu with Settings highlighted

Step 3

Click In Meeting (Basic).

Step 4

Navigate to the File Transfer option on the Meeting tab. Verify that the setting is disabled. If the setting is enabled, click the status toggle to disable it.

Screenshot showing how to disable file transfers in Zoom

Meeting and Classroom Management Tools

If a participant in a classroom or meeting session is disruptive or inappropriate, the host may remove them from the session.

Step 1

Click Manage Participants.

Screenshot Showing where to manage participants in a Zoom meeting

Step 2

In the Participants panel, hover your cursor over the name of the problematic individual and click More.

Screenshot Showing where to manage participants in the side panel of a zoom meeting

Step 3

Click Remove.

Screenshot showing how to remove a Zoom participant

There may be situations where, while setting up to meeting, you have disabled screen sharing for participants other than the host, but a situation arises during which you wish to open screen sharing for others in the session. Follow these steps to do so.

Step 1

In bottom menu bar of options, click the arrow next to Share Screen, then select Advanced Sharing Options.

Screenshot showing how to get to Zoom advanced sharing options

 

Step 2

On the screen that pops up, do the following:

  1. Select One participant can share at a time.
  2. Under Who can share? select All Participants.
  3. Under Who can start sharing when someone else is sharing? select Only Host.
  4. After making the selections above, click the X at the upper right to close the Advanced Sharing Options

Step 3

Your participants will now be able to share their screens. As the host, you will be the only participant in the meeting who can start sharing while another person is sharing, so they will be unable to interrupt if you are sharing.

Locking a Zoom session will prevent any new participants from joining an active session.

Step 1

While in the Zoom session, in the bottom menu bar of options click Participants.

Screenshot showing the first step of how to lock a zoom meeting

Step 3

In the Participants pop-up box, select More, and then click Lock Meeting.

When the meeting is locked, no new participants can join, even if they have the meeting ID and password.

Screenshot showing the second step of locking a Zoom meeting

The host may disable chat during a Zoom session to prevent attendees from sending comments to the class or other participants.

Step 1

While in the Zoom session, in the bottom menu bar of options click Chat.

Screenshot showing the first step of disabling chat in a zoom meeting

Step 2

In the Chat panel, click the "three-dot" menu icon.

Screenshot showing the second step of disabling chat in a Zoom meeting

Step 3

In the pop-up window, under Participant Can Chat With, click No One. This will prevent participants from chatting in the meeting.

The host may prevent individual participants from sharing video during a Zoom session using the following steps.

Step 1

While in the Zoom session, in the bottom menu bar of options click Manage Participants.

Screenshot Showing where to manage participants in a Zoom meeting

Step 2

In the Participants panel, hover your cursor over the name of the problematic individual and click More.

Screenshot Showing where to manage participants in the side panel of a zoom meeting

Step 3

Click Stop Video.

Screenshot showing how to stop the video of a participant

When scheduling a meeting, the host may disable participants' ability to use virtual backgrounds.

Step 1

Navigate to and click the Sign in option, then sign in.

Step 2

In the left-hand menu, click Settings.

Screenshot showing the Zoom menu with Settings highlighted

Step 3

Click In Meeting (Advanced).

Step 4

Scroll down to Virtual Background and disable the slider to prevent users from using virtual backgrounds in meetings and classroom sessions you host.

Screenshot showing how to disable virtual backgrounds in Zoom