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Preview

DS 2.26: Securing and configuring mobile devices

This is the first page of the lesson. Read it and have a go at the activities. The rest is in the full lesson.

65 minutes

Fifty phones, one policy

A college hands out 50 tablets. Each must lock itself, be encrypted, and join the college Wi-Fi. Some must have Bluetooth off. None may share its connection with other devices.

A technician can set all of this once and push it to every tablet.

Key words

WordWhat it means
Networkcomputers and devices joined together so they can share data
Screen locka code or fingerprint needed to use a device
Encryptionscrambling data so only the right people can read it
Multi-factor authenticationproving who you are with two or more different things
Authenticator appan app that makes one-time codes for signing in
FIDOa standard for sign-in with a security key or a device, instead of a password
Compliantmeeting the organisation's rules
Accessorya device you connect to a phone, such as headphones or a keyboard
Porta socket on a device, such as the charging and data port

The cells students fill in are left blank in this preview.

By the end of this lesson

Note

I can list mobile security settings, explain authenticator apps, and say how MDM allows or blocks each setting.

Starter

Have a go

Starter

3 questions
Have a go: your answers are marked here and then forgotten. Sign in if you would like your score kept, and to pick up where you left off.Sign in to keep your score

Your answers are marked here and are not kept. A college account keeps every student’s marks.

Mobile security settings

MDM can force five security settings.

Screen lock. A code or fingerprint is needed. Encrypt the device. If it is stolen, the data is unreadable. Password enforcement. Set the length and rules. Failed login limits. Lock or wipe after too many wrong tries. Multi-factor authentication. A password plus a second proof.

Five settings and what they stop

SettingWhat it stops
Screen lockA stranger picking up the phone and using it
EncryptionReading data from a stolen device
Password enforcementShort, easy passwords
Failed login limitsGuessing a password again and again
Multi-factor authenticationSign-in with a stolen password alone

The cells students fill in are left blank in this preview.

Check: security settings

Have a go

Check: security settings

4 questions
Have a go: your answers are marked here and then forgotten. Sign in if you would like your score kept, and to pick up where you left off.Sign in to keep your score

Your answers are marked here and are not kept. A college account keeps every student’s marks.

The lesson goes on

11 more parts of this lesson are in the full curriculum, with the tasks, the final check and the labs. A college account gives your students all of it.